{"id":23028,"date":"2025-05-01T00:38:13","date_gmt":"2025-05-01T00:38:13","guid":{"rendered":"https:\/\/www.amagicsoft.com\/?p=23028"},"modified":"2026-06-22T16:36:40","modified_gmt":"2026-06-22T08:36:40","slug":"what-is-tpm","status":"publish","type":"post","link":"https:\/\/www.amagicsoft.com\/fr\/bitlocker-recovery\/what-is-tpm.html","title":{"rendered":"Qu'est-ce que le TPM ? TPM 2.0, Windows 11, BitLocker et comment le v\u00e9rifier"},"content":{"rendered":"\t\t<div data-elementor-type=\"wp-post\" data-elementor-id=\"23028\" class=\"elementor elementor-23028\" data-elementor-post-type=\"post\">\n\t\t\t\t<div class=\"elementor-element elementor-element-368a2ca e-flex e-con-boxed e-con e-parent\" data-id=\"368a2ca\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-68b2cfa elementor-widget elementor-widget-text-editor\" data-id=\"68b2cfa\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p class=\"isSelectedEnd\">What is TPM on a computer? TPM, or Trusted Platform Module, is a hardware-based security technology used to protect encryption keys, verify system integrity, and support Windows security features such as BitLocker, Windows Hello, Secure Boot, and device encryption. On modern PCs, TPM may be a physical chip on the motherboard or a firmware-based feature built into the processor, such as Intel PTT or AMD fTPM.<\/p><p>If you are searching \u201cwhat is TPM,\u201d you are probably trying to understand why Windows 11 requires TPM 2.0, why BitLocker depends on TPM, or why your PC shows a message such as \u201cTPM not detected\u201d or \u201cThis PC must support TPM 2.0.\u201d This guide explains what TPM does, the difference between TPM 1.2 and TPM 2.0, how to check your TPM version in Windows 10\/11, how to enable TPM in BIOS\/UEFI, and what to do if BitLocker asks for a recovery key after TPM changes.<\/p><p><strong>Quick Answer:<\/strong> TPM is a security module that stores and protects sensitive keys, helps Windows confirm that the boot process has not been tampered with, and enables security features such as BitLocker and Windows Hello. TPM 2.0 is the modern version required for Windows 11 on supported hardware. To check it, press Win + R, type tpm.msc, and check Status and Specification Version.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-07422f8 e-flex e-con-boxed e-con e-parent\" data-id=\"07422f8\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-c731317 elementor-widget elementor-widget-spacer\" data-id=\"c731317\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"spacer.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<div class=\"elementor-spacer\">\n\t\t\t<div class=\"elementor-spacer-inner\"><\/div>\n\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-8d164de elementor-toc--minimized-on-tablet elementor-widget elementor-widget-table-of-contents\" data-id=\"8d164de\" data-element_type=\"widget\" data-e-type=\"widget\" data-settings=\"{&quot;headings_by_tags&quot;:[&quot;h2&quot;],&quot;exclude_headings_by_selector&quot;:&quot;.faq-no-toc&quot;,&quot;no_headings_message&quot;:&quot;No headings were found on this page.&quot;,&quot;marker_view&quot;:&quot;numbers&quot;,&quot;minimize_box&quot;:&quot;yes&quot;,&quot;minimized_on&quot;:&quot;tablet&quot;,&quot;hierarchical_view&quot;:&quot;yes&quot;,&quot;min_height&quot;:{&quot;unit&quot;:&quot;px&quot;,&quot;size&quot;:&quot;&quot;,&quot;sizes&quot;:[]},&quot;min_height_tablet&quot;:{&quot;unit&quot;:&quot;px&quot;,&quot;size&quot;:&quot;&quot;,&quot;sizes&quot;:[]},&quot;min_height_mobile&quot;:{&quot;unit&quot;:&quot;px&quot;,&quot;size&quot;:&quot;&quot;,&quot;sizes&quot;:[]}}\" data-widget_type=\"table-of-contents.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<div class=\"elementor-toc__header\">\n\t\t\t\t\t\t<h4 class=\"elementor-toc__header-title\">\n\t\t\t\tTable of Contents\t\t\t<\/h4>\n\t\t\t\t\t\t\t\t\t\t<div class=\"elementor-toc__toggle-button elementor-toc__toggle-button--expand\" role=\"button\" tabindex=\"0\" aria-controls=\"elementor-toc__8d164de\" aria-expanded=\"true\" aria-label=\"Open table of contents\"><i aria-hidden=\"true\" class=\"fas fa-chevron-down\"><\/i><\/div>\n\t\t\t\t<div class=\"elementor-toc__toggle-button elementor-toc__toggle-button--collapse\" role=\"button\" tabindex=\"0\" aria-controls=\"elementor-toc__8d164de\" aria-expanded=\"true\" aria-label=\"Close table of contents\"><i aria-hidden=\"true\" class=\"fas fa-chevron-up\"><\/i><\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<div id=\"elementor-toc__8d164de\" class=\"elementor-toc__body\">\n\t\t\t<div class=\"elementor-toc__spinner-container\">\n\t\t\t\t<i class=\"elementor-toc__spinner eicon-animation-spin eicon-loading\" aria-hidden=\"true\"><\/i>\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-10dee22 e-flex e-con-boxed e-con e-parent\" data-id=\"10dee22\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-e1b1638 elementor-widget elementor-widget-spacer\" data-id=\"e1b1638\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"spacer.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<div class=\"elementor-spacer\">\n\t\t\t<div class=\"elementor-spacer-inner\"><\/div>\n\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-cb2598c elementor-widget elementor-widget-text-editor\" data-id=\"cb2598c\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<h2>What Does TPM Do on a Computer?<\/h2>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-e0b6082 e-flex e-con-boxed e-con e-parent\" data-id=\"e0b6082\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-1e9b370 elementor-widget elementor-widget-text-editor\" data-id=\"1e9b370\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p class=\"isSelectedEnd\">TPM works like a protected security vault inside your computer. Instead of storing sensitive security information only in normal system storage, Windows can use TPM to help protect encryption keys, sign-in credentials, and boot integrity data.<\/p><p class=\"isSelectedEnd\">For everyday users, TPM is most important in three situations.<\/p><p class=\"isSelectedEnd\">First, TPM helps BitLocker protect your drive encryption key. When the computer starts normally, TPM helps Windows unlock the encrypted system drive. If the boot environment changes unexpectedly, BitLocker may ask for a recovery key to confirm that the device has not been tampered with.<\/p><p class=\"isSelectedEnd\">Second, TPM helps Windows verify system integrity during startup. It can record measurements of early boot components so Windows can detect suspicious changes before the system fully loads.<\/p><p class=\"isSelectedEnd\">Third, TPM supports modern Windows security features, including Windows Hello, device encryption, Secure Boot-related protection, and Windows 11 security requirements. This is why TPM 2.0 is often mentioned when users check whether a PC can upgrade to Windows 11.<\/p><p>In simple terms, TPM does not make a computer completely immune to attacks, but it helps Windows protect sensitive keys and detect certain types of unauthorized system changes.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-89ee7b5 e-flex e-con-boxed e-con e-parent\" data-id=\"89ee7b5\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-ce72a0a elementor-widget elementor-widget-spacer\" data-id=\"ce72a0a\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"spacer.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<div class=\"elementor-spacer\">\n\t\t\t<div class=\"elementor-spacer-inner\"><\/div>\n\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-c40de5a elementor-widget elementor-widget-text-editor\" data-id=\"c40de5a\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<h2>Why Does TPM Matter for Windows 11 and BitLocker?<\/h2>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-b4c8155 e-flex e-con-boxed e-con e-parent\" data-id=\"b4c8155\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-e98d4bc elementor-widget elementor-widget-text-editor\" data-id=\"e98d4bc\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p class=\"isSelectedEnd\">TPM matters because many modern Windows security features rely on hardware-backed protection instead of software-only protection. This is especially important for Windows 11 and BitLocker.<\/p><p class=\"isSelectedEnd\">For Windows 11, TPM 2.0 is part of the minimum security requirements on supported hardware. If TPM is disabled or missing, the PC may fail the Windows 11 compatibility check.<\/p><p class=\"isSelectedEnd\">For BitLocker, TPM helps protect the encryption key used to unlock the Windows drive. If you change TPM, BIOS\/UEFI, Secure Boot, or motherboard settings, BitLocker may detect the change and ask for the 48-digit recovery key.<\/p><p>That is why you should always save your <a href=\"https:\/\/www.amagicsoft.com\/bitlocker-recovery\/how-to-find-your-bitlocker-recovery-key-from-id.html\">BitLocker recovery key<\/a> before changing TPM settings in BIOS\/UEFI.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-2d434e0 e-flex e-con-boxed e-con e-parent\" data-id=\"2d434e0\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-c0e9174 elementor-widget elementor-widget-spacer\" data-id=\"c0e9174\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"spacer.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<div class=\"elementor-spacer\">\n\t\t\t<div class=\"elementor-spacer-inner\"><\/div>\n\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-4dfd9d7 elementor-widget elementor-widget-text-editor\" data-id=\"4dfd9d7\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<div><h2>TPM 1.2 vs TPM 2.0: What\u2019s the Difference?<\/h2><\/div>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-1072c77 e-flex e-con-boxed e-con e-parent\" data-id=\"1072c77\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-7a794a1 elementor-widget elementor-widget-text-editor\" data-id=\"7a794a1\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p class=\"isSelectedEnd\">TPM 1.2 and TPM 2.0 are two versions of the Trusted Platform Module standard. If you are checking Windows 11 compatibility or BitLocker security, the most important point is simple: TPM 2.0 is the modern standard required for Windows 11 on supported hardware.<\/p><table><tbody><tr><th>Feature<\/th><th>TPM 1.2<\/th><th>TPM 2.0<\/th><\/tr><tr><td>Standard version<\/td><td>Older TPM standard<\/td><td>Newer TPM standard<\/td><\/tr><tr><td>Windows 11 support<\/td><td>Not enough for standard Windows 11 requirements<\/td><td>Required for Windows 11 on supported hardware<\/td><\/tr><tr><td>Security algorithm support<\/td><td>More limited<\/td><td>Supports broader modern cryptographic algorithms<\/td><\/tr><tr><td>Common devices<\/td><td>Older business PCs and legacy systems<\/td><td>Modern Windows 10\/11 laptops and desktops<\/td><\/tr><tr><td>BitLocker usage<\/td><td>Can work with BitLocker in older setups<\/td><td>Better suited for modern BitLocker and Windows security<\/td><\/tr><tr><td>Recommended choice<\/td><td>Not recommended for new systems<\/td><td>Recommended for modern Windows PCs<\/td><\/tr><\/tbody><\/table><p class=\"isSelectedEnd\">If your PC only has TPM 1.2, it may still support some older Windows security features. However, for Windows 11, you should check whether TPM 2.0 is available or can be enabled in BIOS\/UEFI.<\/p><p>On many modern computers, TPM 2.0 may already exist but remain disabled by default. In that case, Windows may show \u201cTPM not detected\u201d or \u201cThis PC must support TPM 2.0,\u201d even though the computer actually supports TPM through Intel PTT or AMD fTPM.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-bbbe43a e-flex e-con-boxed e-con e-parent\" data-id=\"bbbe43a\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-19a00af elementor-widget elementor-widget-spacer\" data-id=\"19a00af\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"spacer.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<div class=\"elementor-spacer\">\n\t\t\t<div class=\"elementor-spacer-inner\"><\/div>\n\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-2207536 elementor-widget elementor-widget-text-editor\" data-id=\"2207536\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<div><h2>Do You Need a Physical TPM Chip?<\/h2><\/div>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-6f796f6 e-flex e-con-boxed e-con e-parent\" data-id=\"6f796f6\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-ea8b6e7 elementor-widget elementor-widget-text-editor\" data-id=\"ea8b6e7\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p class=\"isSelectedEnd\">Not always. Many modern computers do not need a separate physical TPM chip because TPM can also be implemented through firmware.<\/p><p class=\"isSelectedEnd\">There are three common TPM implementations:<\/p><table><tbody><tr><td>TPM Type<\/td><td>What It Means<\/td><td>Common Example<\/td><\/tr><tr><td>Discrete TPM \/ dTPM<\/td><td>A separate physical security chip installed on the motherboard<\/td><td>Business desktops, workstations, some laptops<\/td><\/tr><tr><td>Firmware TPM \/ fTPM<\/td><td>TPM functionality built into system firmware and processor security features<\/td><td>AMD fTPM<\/td><\/tr><tr><td>Platform Trust Technology \/ PTT<\/td><td>Intel\u2019s firmware-based TPM implementation<\/td><td>Intel PTT<\/td><\/tr><\/tbody><\/table><p class=\"isSelectedEnd\">If you do not see a separate TPM chip on your motherboard, it does not always mean your PC has no TPM. Many Intel-based PCs use Intel PTT, while many AMD-based PCs use AMD fTPM. These options may appear in BIOS\/UEFI under names such as PTT, AMD fTPM, Security Device Support, Trusted Computing, or TPM Device Selection.<\/p><p class=\"isSelectedEnd\">For most users, firmware TPM is enough for Windows 11, BitLocker, Windows Hello, and device encryption. You only need to consider a physical TPM module if your motherboard specifically supports one and your system does not already provide firmware TPM.<\/p><p>Do not buy a TPM module randomly. TPM modules are often motherboard-specific, and the pin layout may differ by brand and model. Before buying one, check your motherboard manual or the official support page for your exact model.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-6a7ca86 e-flex e-con-boxed e-con e-parent\" data-id=\"6a7ca86\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-00e586a elementor-widget elementor-widget-spacer\" data-id=\"00e586a\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"spacer.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<div class=\"elementor-spacer\">\n\t\t\t<div class=\"elementor-spacer-inner\"><\/div>\n\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-e17dfc0 elementor-widget elementor-widget-text-editor\" data-id=\"e17dfc0\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<h2>How to Check If Your PC Has TPM in Windows 10\/11<\/h2>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-2371d12 e-flex e-con-boxed e-con e-parent\" data-id=\"2371d12\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-e655304 elementor-widget elementor-widget-text-editor\" data-id=\"e655304\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p class=\"isSelectedEnd\">The easiest way to check whether your PC has TPM is to use the TPM Management tool in Windows. This method works on both Windows 10 and Windows 11.<\/p><h3>Method 1: Check TPM with tpm.msc<\/h3><ol start=\"1\" data-spread=\"false\"><li>Press Win + R on your keyboard.<\/li><li>Type tpm.msc.<\/li><li>Press Enter.<\/li><li>In the TPM Management window, check the Status section.<\/li><li>Then check Specification Version.<\/li><\/ol><p class=\"isSelectedEnd\">If the Status shows \u201cThe TPM is ready for use\u201d and the Specification Version shows 2.0, your PC has TPM 2.0 enabled.<\/p><p class=\"isSelectedEnd\">If you see \u201cCompatible TPM cannot be found,\u201d it may mean one of the following:<\/p><p class=\"isSelectedEnd\">TPM is disabled in BIOS\/UEFI.<\/p><p class=\"isSelectedEnd\">Your PC uses Intel PTT or AMD fTPM, but the setting is turned off.<\/p><p class=\"isSelectedEnd\">Your BIOS\/UEFI version needs an update.<\/p><p class=\"isSelectedEnd\">Your hardware does not support TPM 2.0.<\/p><p class=\"isSelectedEnd\">In this situation, do not immediately assume your PC is incompatible. Many computers support TPM 2.0 but require you to enable it manually in BIOS\/UEFI.<\/p><h3>Method 2: Check TPM in Windows Security<\/h3><p class=\"isSelectedEnd\">You can also check TPM through Windows Security.<\/p><ol start=\"1\" data-spread=\"false\"><li>Open Start.<\/li><li>Search for Windows Security.<\/li><li>Open Device security.<\/li><li>Look for Security processor.<\/li><li>Click Security processor details.<\/li><li>Check the Specification version.<\/li><\/ol><p class=\"isSelectedEnd\">If the page shows Security processor details and the specification version is 2.0, TPM 2.0 is active on your computer.<\/p><p class=\"isSelectedEnd\">This method is easier for non-technical users because it uses the normal Windows interface instead of a system management console.<\/p><h3>Method 3: Check TPM in Device Manager<\/h3><p class=\"isSelectedEnd\">Device Manager can also show whether Windows detects a TPM device.<\/p><ol start=\"1\" data-spread=\"false\"><li>Right-click Start.<\/li><li>Select Device Manager.<\/li><li>Expand Security devices.<\/li><li>Look for Trusted Platform Module 2.0.<\/li><\/ol><p class=\"isSelectedEnd\">If Trusted Platform Module 2.0 appears here, Windows has detected TPM on your PC.<\/p><p class=\"isSelectedEnd\">If it does not appear, TPM may be disabled in BIOS\/UEFI, hidden under Intel PTT or AMD fTPM, or unsupported by your hardware.<\/p><h3>Method 4: Check TPM with PowerShell<\/h3><p class=\"isSelectedEnd\">Advanced users can check TPM status with PowerShell.<\/p><ol start=\"1\" data-spread=\"false\"><li>Right-click Start.<\/li><li>Select Windows Terminal or PowerShell.<\/li><li>Run this command:<\/li><\/ol><p class=\"isSelectedEnd\">Get-Tpm<\/p><p class=\"isSelectedEnd\">If TpmPresent shows True and TpmReady shows True, TPM is available and ready to use.<\/p><p>If TpmPresent is True but TpmReady is False, TPM may exist but not be initialized or enabled correctly. If TpmPresent is False, Windows does not currently detect TPM.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-d2103e1 e-flex e-con-boxed e-con e-parent\" data-id=\"d2103e1\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-731c06b elementor-widget elementor-widget-spacer\" data-id=\"731c06b\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"spacer.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<div class=\"elementor-spacer\">\n\t\t\t<div class=\"elementor-spacer-inner\"><\/div>\n\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-81e8964 elementor-widget elementor-widget-text-editor\" data-id=\"81e8964\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<div><h2>How to Enable TPM 2.0 in BIOS\/UEFI<\/h2><\/div>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-2f42631 e-flex e-con-boxed e-con e-parent\" data-id=\"2f42631\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-89ebd57 elementor-widget elementor-widget-text-editor\" data-id=\"89ebd57\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p class=\"isSelectedEnd\">If Windows says TPM is not detected, but your PC supports TPM 2.0, you may need to enable it in BIOS\/UEFI.<\/p><p class=\"isSelectedEnd\">Before changing BIOS\/UEFI settings, back up your BitLocker recovery key if BitLocker or device encryption is enabled. TPM, Secure Boot, and firmware changes can sometimes trigger a BitLocker recovery screen.<\/p><h3>Steps to Enable TPM 2.0<\/h3><ol start=\"1\" data-spread=\"false\"><li>Restart your computer.<\/li><li>Press the BIOS\/UEFI key during startup. Common keys include F2, F10, F12, Del, or Esc.<\/li><li>Open the Security, Advanced, Trusted Computing, or CPU Configuration section.<\/li><li>Look for TPM, TPM Device, Security Device Support, Intel PTT, or AMD fTPM.<\/li><li>Enable the TPM-related option.<\/li><li>Save changes and exit BIOS\/UEFI.<\/li><li>Restart Windows.<\/li><li>Press Win + R, type tpm.msc, and check whether TPM is now ready for use.<\/li><\/ol>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-739e225 e-flex e-con-boxed e-con e-parent\" data-id=\"739e225\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-aad6e36 elementor-widget elementor-widget-spacer\" data-id=\"aad6e36\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"spacer.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<div class=\"elementor-spacer\">\n\t\t\t<div class=\"elementor-spacer-inner\"><\/div>\n\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-aac5c5c elementor-widget elementor-widget-image\" data-id=\"aac5c5c\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"image.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<img decoding=\"async\" src=\"https:\/\/www.amagicsoft.com\/wp-content\/uploads\/2025\/04\/how-to-enable-TPM-2.0-in-BIOS.webp\" title=\"\" alt=\"How to Enable TPM 2.0\" loading=\"lazy\" \/>\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-d6130f3 e-flex e-con-boxed e-con e-parent\" data-id=\"d6130f3\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-818e647 elementor-widget elementor-widget-spacer\" data-id=\"818e647\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"spacer.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<div class=\"elementor-spacer\">\n\t\t\t<div class=\"elementor-spacer-inner\"><\/div>\n\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-98e5e80 elementor-widget elementor-widget-text-editor\" data-id=\"98e5e80\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<h3>Common TPM Names in BIOS\/UEFI<\/h3><p class=\"isSelectedEnd\">Different brands use different names for TPM settings. If you cannot find \u201cTPM\u201d directly, look for one of these options.<\/p><table><tbody><tr><td>PC or Motherboard Brand<\/td><td>Common BIOS Key<\/td><td>Common TPM Setting Name<\/td><\/tr><tr><td>Dell<\/td><td>F2<\/td><td>TPM 2.0 Security<\/td><\/tr><tr><td>HP<\/td><td>Esc or F10<\/td><td>TPM Device, Embedded Security, Security Chip<\/td><\/tr><tr><td>Lenovo<\/td><td>F1, F2, Enter, or Novo button<\/td><td>Security Chip, Intel PTT, AMD fTPM<\/td><\/tr><tr><td>ASUS<\/td><td>Del or F2<\/td><td>PTT, AMD fTPM Configuration, Trusted Computing<\/td><\/tr><tr><td>MSI<\/td><td>Del<\/td><td>Security Device Support, TPM Device Selection<\/td><\/tr><tr><td>Gigabyte<\/td><td>Del<\/td><td>Trusted Computing, Intel PTT, AMD CPU fTPM<\/td><\/tr><tr><td>Acer<\/td><td>F2 or Del<\/td><td>TPM, Security Chip, Trusted Computing<\/td><\/tr><\/tbody><\/table><p class=\"isSelectedEnd\">The exact option name depends on your device model and BIOS\/UEFI version. If you still cannot find TPM settings, check the official support page for your laptop, desktop, or motherboard model.<\/p><h3>Important Notes Before Enabling TPM<\/h3><p class=\"isSelectedEnd\">Enabling TPM usually does not delete your files or reset Windows. However, if BitLocker is enabled, changing TPM, Secure Boot, BIOS\/UEFI, or boot settings may cause Windows to ask for the BitLocker recovery key.<\/p><p>Before making changes, make sure you have saved your recovery key in a safe place, such as your Microsoft account, printed copy, USB drive, or organization account.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-f34f6f6 e-flex e-con-boxed e-con e-parent\" data-id=\"f34f6f6\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-ce147e1 elementor-widget elementor-widget-spacer\" data-id=\"ce147e1\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"spacer.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<div class=\"elementor-spacer\">\n\t\t\t<div class=\"elementor-spacer-inner\"><\/div>\n\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-66fbf10 elementor-widget elementor-widget-text-editor\" data-id=\"66fbf10\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<div><h2>Troubleshooting<\/h2><\/div>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-c8b1f7f e-flex e-con-boxed e-con e-parent\" data-id=\"c8b1f7f\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-195f320 elementor-widget elementor-widget-text-editor\" data-id=\"195f320\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<div><div><h3 class=\"otl-heading\">1) \u201cTPM not found\u201d in Windows even after enabling<\/h3><ul><li class=\"otl-paragraph\">Re-check BIOS: ensure <strong>Security Device Support<\/strong> is enabled (some BIOS require this first).<\/li><li class=\"otl-paragraph\">If there is a <strong>PTT\/fTPM<\/strong> toggle, confirm it\u2019s <strong>Enabled<\/strong>.<\/li><li class=\"otl-paragraph\">Update BIOS\/UEFI to the latest official version.<\/li><\/ul><h3 class=\"otl-heading\">2) You can\u2019t see TPM\/PTT\/fTPM options in BIOS<\/h3><ul><li class=\"otl-paragraph\">Look under <strong>Advanced<\/strong>, <strong>Security<\/strong>, and <strong>Trusted Computing<\/strong>.<\/li><li class=\"otl-paragraph\">Use BIOS \u201csearch\u201d (some UEFI allow it).<\/li><li class=\"otl-paragraph\">Confirm CPU\/platform support (older devices may not offer TPM 2.0).<\/li><\/ul><h3 class=\"otl-heading\">3) The TPM option is greyed out or locked<\/h3><ul><li class=\"otl-paragraph\">On work\/school devices, an enterprise policy may lock it\u2014contact IT.<\/li><li class=\"otl-paragraph\">In some BIOS, you must set an <strong>Administrator\/Supervisor password<\/strong> before editing security options.<\/li><\/ul><h3 class=\"otl-heading\">4) BitLocker asks for the recovery key after the change<\/h3><p class=\"otl-paragraph\">That\u2019s expected in some cases because BitLocker detects a boot environment change. Use the key you saved, then Windows should return to normal once the configuration stabilizes.<\/p><\/div><\/div>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-2986a37 e-flex e-con-boxed e-con e-parent\" data-id=\"2986a37\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-f8912a7 elementor-widget elementor-widget-spacer\" data-id=\"f8912a7\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"spacer.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<div class=\"elementor-spacer\">\n\t\t\t<div class=\"elementor-spacer-inner\"><\/div>\n\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-858746c elementor-widget elementor-widget-text-editor\" data-id=\"858746c\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<div><h2>TPM and BitLocker: Why You Might See a Recovery Key Screen<\/h2><\/div>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-533305c e-flex e-con-boxed e-con e-parent\" data-id=\"533305c\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-cb2f926 elementor-widget elementor-widget-text-editor\" data-id=\"cb2f926\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p class=\"isSelectedEnd\">TPM and BitLocker are closely connected. BitLocker can use TPM to help protect the encryption key for your Windows system drive. When the computer starts normally, TPM helps confirm that the boot environment has not changed unexpectedly.<\/p><p class=\"isSelectedEnd\">If TPM, BIOS\/UEFI, Secure Boot, boot order, motherboard, or firmware settings change, BitLocker may treat the change as a possible security risk. In that case, Windows may ask for the 48-digit BitLocker recovery key before allowing access to the encrypted drive.<\/p><p class=\"isSelectedEnd\">This does not always mean your data is damaged. It usually means BitLocker needs extra confirmation that you are the authorized user.<\/p><p class=\"isSelectedEnd\">Common situations that may trigger a BitLocker recovery key screen include:<\/p><p class=\"isSelectedEnd\">Enabling or disabling TPM.<\/p><p class=\"isSelectedEnd\">Clearing TPM.<\/p><p class=\"isSelectedEnd\">Updating BIOS\/UEFI firmware.<\/p><p class=\"isSelectedEnd\">Changing Secure Boot settings.<\/p><p class=\"isSelectedEnd\">Changing boot order.<\/p><p class=\"isSelectedEnd\">Replacing the motherboard.<\/p><p class=\"isSelectedEnd\">Moving an encrypted system drive to another computer.<\/p><p class=\"isSelectedEnd\">Changing certain hardware security settings.<\/p><p class=\"isSelectedEnd\">Before you change TPM or BIOS\/UEFI settings, always back up your BitLocker recovery key. If you do not have the recovery key, you may be locked out of the encrypted drive.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-b6b34ae e-flex e-con-boxed e-con e-parent\" data-id=\"b6b34ae\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-dfbdbfb elementor-widget elementor-widget-spacer\" data-id=\"dfbdbfb\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"spacer.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<div class=\"elementor-spacer\">\n\t\t\t<div class=\"elementor-spacer-inner\"><\/div>\n\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-7db5103 elementor-widget elementor-widget-text-editor\" data-id=\"7db5103\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<h2>Need Help Finding Your BitLocker Recovery Key?<\/h2>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-17da507 e-flex e-con-boxed e-con e-parent\" data-id=\"17da507\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-843dea7 elementor-widget elementor-widget-text-editor\" data-id=\"843dea7\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p class=\"isSelectedEnd\">If BitLocker asks for a recovery key after TPM or BIOS changes, first check the places where the key may have been saved:<\/p><p class=\"isSelectedEnd\">Your Microsoft account.<\/p><p class=\"isSelectedEnd\">A printed copy.<\/p><p class=\"isSelectedEnd\">A USB drive.<\/p><p class=\"isSelectedEnd\">A text file or screenshot saved on another disk.<\/p><p class=\"isSelectedEnd\">Your work or school account.<\/p><p class=\"isSelectedEnd\">Your organization\u2019s IT administrator.<\/p><p class=\"isSelectedEnd\">If you cannot find the key manually, <a href=\"https:\/\/www.amagicsoft.com\/magic-data-recovery\">Magic Recovery Key<\/a> can help scan accessible drives for saved BitLocker recovery key records, exported key files, screenshots, documents, or other local traces that may contain recovery information.<\/p><p class=\"isSelectedEnd\"><strong>Important:<\/strong> Magic Recovery Key cannot bypass BitLocker encryption, break a BitLocker password, or generate a missing recovery key. It can only help search for recovery key information that was previously saved or stored somewhere accessible.<\/p><p>This makes it useful when you are trying to locate a saved recovery key before changing <a href=\"https:\/\/www.amagicsoft.com\/bitlocker-recovery\/bitlocker-and-tpm.html\">TPM settings<\/a>, upgrading hardware, reinstalling Windows, or troubleshooting a BitLocker recovery screen.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-6bd1ee1d e-con-full e-flex e-con e-child\" data-id=\"6bd1ee1d\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t<div class=\"elementor-element elementor-element-4799d299 e-con-full e-flex e-con e-child\" data-id=\"4799d299\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-62646f67 elementor-widget__width-auto animated-fast elementor-align-center elementor-widget elementor-widget-elementskit-button\" data-id=\"62646f67\" data-element_type=\"widget\" data-e-type=\"widget\" data-settings=\"{&quot;_animation&quot;:&quot;none&quot;,&quot;_animation_delay&quot;:200}\" data-widget_type=\"elementskit-button.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<div class=\"ekit-wid-con\" >\t\t<div class=\"ekit-btn-wraper\">\n\t\t\t\t\t\t\t<a href=\"https:\/\/download.amagicsoft.com\/product\/mrk\/magic-recovery-key.exe\" class=\"elementskit-btn  whitespace--normal\" id=\"\">\n\t\t\t\t\tDownload Magic Recovery Key\t\t\t\t<\/a>\n\t\t\t\t\t<\/div>\n        <\/div>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-797ad25a elementor-widget elementor-widget-text-editor\" data-id=\"797ad25a\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p style=\"text-align: center;\">Supports Windows 7\/8\/10\/11 and Windows Server<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-b1558e9 e-flex e-con-boxed e-con e-parent\" data-id=\"b1558e9\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-5844bb3 elementor-widget elementor-widget-text-editor\" data-id=\"5844bb3\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<div><h2>Summary<\/h2><\/div>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-a48cbd6 e-flex e-con-boxed e-con e-parent\" data-id=\"a48cbd6\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-8aad819 elementor-widget elementor-widget-text-editor\" data-id=\"8aad819\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p class=\"isSelectedEnd\">What is TPM? TPM, or Trusted Platform Module, is a security technology that helps Windows protect encryption keys, verify system integrity, and support features such as BitLocker, Windows Hello, Secure Boot, and device encryption. On modern computers, TPM may be a physical chip, Intel PTT, or AMD fTPM.<\/p><p class=\"isSelectedEnd\">For Windows users, TPM 2.0 is especially important because it is required for Windows 11 on supported hardware. If your PC shows \u201cTPM not detected\u201d or \u201cThis PC must support TPM 2.0,\u201d TPM may be disabled in BIOS\/UEFI or listed under another name, such as Intel PTT, AMD fTPM, Security Device Support, or Trusted Computing.<\/p><p class=\"isSelectedEnd\">Before changing TPM, Secure Boot, BIOS\/UEFI, or motherboard settings, always back up your BitLocker recovery key. These changes may trigger a BitLocker recovery screen, and you may need the 48-digit recovery key to unlock your encrypted drive.<\/p><p>If you cannot find a saved recovery key manually, Magic Recovery Key can help scan accessible drives for saved BitLocker recovery key records, exported key files, screenshots, documents, or other local traces that may contain recovery information. It cannot bypass BitLocker encryption, but it can help you search for recovery key information that was previously saved.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-95c9df3 e-flex e-con-boxed e-con e-parent\" data-id=\"95c9df3\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-4ed5780 elementor-widget elementor-widget-spacer\" data-id=\"4ed5780\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"spacer.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<div class=\"elementor-spacer\">\n\t\t\t<div class=\"elementor-spacer-inner\"><\/div>\n\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-fd9b624 elementor-widget elementor-widget-text-editor\" data-id=\"fd9b624\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<h2>FAQs About TPM<\/h2>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-818031b e-flex e-con-boxed e-con e-parent\" data-id=\"818031b\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-c253224 faq-no-toc elementor-widget elementor-widget-elementskit-faq\" data-id=\"c253224\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"elementskit-faq.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<div class=\"ekit-wid-con\" >\n                <div class=\"elementskit-single-faq elementor-repeater-item-dc22d9d\">\n            <div class=\"elementskit-faq-header\">\n                <h3 class=\"elementskit-faq-title\">What is TPM?<\/h3>\n            <\/div>\n            <div class=\"elementskit-faq-body\">\n                TPM stands for Trusted Platform Module. It is a hardware-based security technology used to protect encryption keys, credentials, and system integrity information. Windows can use TPM for BitLocker, Windows Hello, Secure Boot, device encryption, and Windows 11 security requirements. TPM may be a physical chip or firmware-based technology such as Intel PTT or AMD fTPM.            <\/div>\n        <\/div>\n                <div class=\"elementskit-single-faq elementor-repeater-item-20ef861\">\n            <div class=\"elementskit-faq-header\">\n                <h3 class=\"elementskit-faq-title\">What is TPM 2.0?<\/h3>\n            <\/div>\n            <div class=\"elementskit-faq-body\">\n                TPM 2.0 is the newer Trusted Platform Module standard used by modern Windows PCs. Compared with TPM 1.2, it supports broader modern security features and is required for Windows 11 on supported hardware. If your PC supports TPM 2.0 but Windows cannot detect it, the feature may be disabled in BIOS\/UEFI.            <\/div>\n        <\/div>\n                <div class=\"elementskit-single-faq elementor-repeater-item-498171f\">\n            <div class=\"elementskit-faq-header\">\n                <h3 class=\"elementskit-faq-title\">Is TPM required for Windows 11?<\/h3>\n            <\/div>\n            <div class=\"elementskit-faq-body\">\n                Yes, TPM 2.0 is required for Windows 11 on supported hardware. If TPM is missing, disabled, or not detected, the Windows 11 compatibility check may show an error such as \u201cThis PC must support TPM 2.0.\u201d Many modern PCs already support TPM 2.0 through Intel PTT or AMD fTPM, but it may need to be enabled.            <\/div>\n        <\/div>\n                <div class=\"elementskit-single-faq elementor-repeater-item-4b5d72b\">\n            <div class=\"elementskit-faq-header\">\n                <h3 class=\"elementskit-faq-title\">How do I check if my PC has TPM?<\/h3>\n            <\/div>\n            <div class=\"elementskit-faq-body\">\n                Press Win + R, type tpm.msc, and press Enter. In the TPM Management window, check the Status and Specification Version. If it says \u201cThe TPM is ready for use\u201d and the specification version is 2.0, TPM 2.0 is enabled. You can also check Windows Security, Device Manager, or PowerShell.            <\/div>\n        <\/div>\n                <div class=\"elementskit-single-faq elementor-repeater-item-4499048\">\n            <div class=\"elementskit-faq-header\">\n                <h3 class=\"elementskit-faq-title\">How do I enable TPM 2.0 in BIOS?<\/h3>\n            <\/div>\n            <div class=\"elementskit-faq-body\">\n                Restart your computer and enter BIOS\/UEFI by pressing a key such as F2, F10, Del, or Esc during startup. Look for TPM, Intel PTT, AMD fTPM, Security Device Support, Trusted Computing, or TPM Device Selection. Enable the setting, save changes, restart Windows, and check TPM status again with tpm.msc.            <\/div>\n        <\/div>\n                <div class=\"elementskit-single-faq elementor-repeater-item-577af66\">\n            <div class=\"elementskit-faq-header\">\n                <h3 class=\"elementskit-faq-title\">Is Intel PTT the same as TPM?<\/h3>\n            <\/div>\n            <div class=\"elementskit-faq-body\">\n                Intel PTT, or Platform Trust Technology, is Intel\u2019s firmware-based TPM implementation. It provides TPM functionality without requiring a separate physical TPM chip. On Intel-based PCs, the TPM option may appear as Intel PTT, PTT, Security Device Support, or Trusted Computing in BIOS\/UEFI settings.            <\/div>\n        <\/div>\n                <div class=\"elementskit-single-faq elementor-repeater-item-778b735\">\n            <div class=\"elementskit-faq-header\">\n                <h3 class=\"elementskit-faq-title\">Is AMD fTPM the same as TPM?<\/h3>\n            <\/div>\n            <div class=\"elementskit-faq-body\">\n                AMD fTPM is AMD\u2019s firmware-based TPM implementation. It allows supported AMD systems to provide TPM functionality through firmware and processor security features instead of a separate TPM chip. In BIOS\/UEFI, it may appear as AMD fTPM, Firmware TPM, Security Device Support, or TPM Device Selection.            <\/div>\n        <\/div>\n                <div class=\"elementskit-single-faq elementor-repeater-item-532a047\">\n            <div class=\"elementskit-faq-header\">\n                <h3 class=\"elementskit-faq-title\">Can changing TPM trigger BitLocker recovery?<\/h3>\n            <\/div>\n            <div class=\"elementskit-faq-body\">\n                Yes. Enabling, disabling, clearing, or changing TPM settings may trigger a BitLocker recovery screen if BitLocker or device encryption is enabled. BIOS\/UEFI updates, Secure Boot changes, boot order changes, or motherboard changes can also cause this. Before changing TPM settings, always save your 48-digit BitLocker recovery key in a safe place.            <\/div>\n        <\/div>\n                <div class=\"elementskit-single-faq elementor-repeater-item-22625fb\">\n            <div class=\"elementskit-faq-header\">\n                <h3 class=\"elementskit-faq-title\">Should I clear TPM?<\/h3>\n            <\/div>\n            <div class=\"elementskit-faq-body\">\n                You should not clear TPM unless you fully understand the result or are following official troubleshooting instructions. Clearing TPM may remove keys used by Windows security features. If BitLocker is enabled, you may need the BitLocker recovery key afterward. Always back up important recovery information before clearing TPM.            <\/div>\n        <\/div>\n                <div class=\"elementskit-single-faq elementor-repeater-item-af1619b\">\n            <div class=\"elementskit-faq-header\">\n                <h3 class=\"elementskit-faq-title\">What should I do if TPM is not detected?<\/h3>\n            <\/div>\n            <div class=\"elementskit-faq-body\">\n                If TPM is not detected, first check tpm.msc in Windows. Then restart your PC and check BIOS\/UEFI for TPM, Intel PTT, AMD fTPM, Security Device Support, or Trusted Computing. If the option is missing, update BIOS\/UEFI from the official manufacturer support page and confirm whether your hardware supports TPM 2.0.            <\/div>\n        <\/div>\n                                <script type=\"application\/ld+json\">{\"@context\":\"https:\/\/schema.org\",\"@type\":\"FAQPage\",\"mainEntity\":[{\"@type\":\"Question\",\"name\":\"What is TPM?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"TPM stands for Trusted Platform Module. It is a hardware-based security technology used to protect encryption keys, credentials, and system integrity information. Windows can use TPM for BitLocker, Windows Hello, Secure Boot, device encryption, and Windows 11 security requirements. TPM may be a physical chip or firmware-based technology such as Intel PTT or AMD fTPM.\"}},{\"@type\":\"Question\",\"name\":\"What is TPM 2.0?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"TPM 2.0 is the newer Trusted Platform Module standard used by modern Windows PCs. 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If the option is missing, update BIOS\/UEFI from the official manufacturer support page and confirm whether your hardware supports TPM 2.0.\"}}]}<\/script>\n                \n    <\/div>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t","protected":false},"excerpt":{"rendered":"<p>What is TPM on a computer? TPM, or Trusted Platform Module, is a hardware-based security technology used to protect encryption keys, verify system integrity, and support Windows security features such as BitLocker, Windows Hello, Secure Boot, and device encryption. On modern PCs, TPM may be a physical chip on the motherboard or a firmware-based feature [&hellip;]<\/p>\n","protected":false},"author":3,"featured_media":26449,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[34],"tags":[68],"class_list":["post-23028","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-bitlocker-recovery","tag-magic-recovery-key"],"yoast_head":"<!-- This site is optimized with the Yoast SEO Premium plugin v25.0 (Yoast SEO v27.9) - https:\/\/yoast.com\/product\/yoast-seo-premium-wordpress\/ -->\n<title>What Is TPM? TPM 2.0, Windows 11 &amp; BitLocker | Amagicsoft<\/title>\n<meta name=\"description\" content=\"Learn what TPM is, why TPM 2.0 matters for Windows 11 and BitLocker, and how to check, enable, or troubleshoot on your PC.\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/www.amagicsoft.com\/fr\/bitlocker-recovery\/what-is-tpm.html\" \/>\n<meta property=\"og:locale\" content=\"fr_FR\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"What Is TPM? 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