{"id":46993,"date":"2026-02-25T14:32:38","date_gmt":"2026-02-25T06:32:38","guid":{"rendered":"https:\/\/www.amagicsoft.com\/?p=46993"},"modified":"2026-02-27T14:28:46","modified_gmt":"2026-02-27T06:28:46","slug":"kb5077181-issue","status":"publish","type":"post","link":"https:\/\/www.amagicsoft.com\/fr\/windows-fix\/kb5077181-issue.html","title":{"rendered":"KB5077181 : questions, corrections et probl\u00e8mes expliqu\u00e9s"},"content":{"rendered":"\t\t<div data-elementor-type=\"wp-post\" data-elementor-id=\"46993\" class=\"elementor elementor-46993\" data-elementor-post-type=\"post\">\n\t\t\t\t<div class=\"elementor-element elementor-element-96ecff9 e-flex e-con-boxed e-con e-parent\" data-id=\"96ecff9\" 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-2fbe0b0 elementor-widget elementor-widget-text-editor\" data-id=\"2fbe0b0\" 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><p class=\"otl-paragraph\">The Windows 11 cumulative update <strong>KB5077181<\/strong> is part of Microsoft\u2019s regular Patch Tuesday rollout. Like most security updates, it aims to improve system stability, patch vulnerabilities, and enhance performance. However, shortly after release, many users began reporting various <strong>KB5077181 issues and problems<\/strong> following installation.<\/p><p class=\"otl-paragraph\">This article explains what the <strong>KB5077181 fix<\/strong> includes, the real problems users are experiencing, and what to do if the update causes <a href=\"https:\/\/www.amagicsoft.com\/data-recovery\/crashed-os-recovery\">Windows system crash<\/a> or <a class=\"hyperlink\" href=\"https:\/\/www.amagicsoft.com\/data-recovery\/deleted-file-recovery\" target=\"_Blank\">data loss<\/a>.<\/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-be95538 e-flex e-con-boxed e-con e-parent\" data-id=\"be95538\" 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-76a5727 elementor-widget elementor-widget-spacer\" data-id=\"76a5727\" 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-a0ba80a elementor-toc--minimized-on-tablet elementor-widget elementor-widget-table-of-contents\" data-id=\"a0ba80a\" 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__a0ba80a\" 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__a0ba80a\" 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__a0ba80a\" 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-583fb97 e-flex e-con-boxed e-con e-parent\" data-id=\"583fb97\" 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-80b42ea elementor-widget elementor-widget-spacer\" data-id=\"80b42ea\" 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-3242c8c elementor-widget elementor-widget-text-editor\" data-id=\"3242c8c\" 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>What Is KB5077181?<\/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-eeb3528 e-flex e-con-boxed e-con e-parent\" data-id=\"eeb3528\" 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-9aab571 elementor-widget elementor-widget-text-editor\" data-id=\"9aab571\" 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>\n<div>\n<p class=\"otl-paragraph\">KB5077181 is a cumulative security and quality <a class=\"hyperlink\" href=\"https:\/\/support.microsoft.com\/en-us\/topic\/february-10-2026-kb5077181-os-builds-26200-7840-and-26100-7840-f0fa9e54-a22a-4a06-96b6-bf5b2aded506\" rel=\"nofollow\" target=\"_Blank\">update for Windows 11 (24H2\/25H2 builds)<\/a>. It includes:<\/p>\n\n<ul>\n \t<li class=\"otl-paragraph\">Security patches addressing recently discovered vulnerabilities<\/li>\n \t<li class=\"otl-paragraph\">System reliability improvements<\/li>\n \t<li class=\"otl-paragraph\">Servicing stack updates for smoother future updates<\/li>\n \t<li class=\"otl-paragraph\">Bug fixes affecting gaming, Wi-Fi, and authentication<\/li>\n<\/ul>\n<p class=\"otl-paragraph\">As with all cumulative updates, it combines multiple improvements into a single installation package.<\/p>\n\n<\/div>\n<\/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-0c70e21 e-flex e-con-boxed e-con e-parent\" data-id=\"0c70e21\" 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-43783b1 elementor-widget elementor-widget-spacer\" data-id=\"43783b1\" 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-c0856ae elementor-widget elementor-widget-text-editor\" data-id=\"c0856ae\" 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>What Does the KB5077181 Fix Address?<\/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-5e839fc e-flex e-con-boxed e-con e-parent\" data-id=\"5e839fc\" 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-eec95f6 elementor-widget elementor-widget-text-editor\" data-id=\"eec95f6\" 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><p class=\"otl-paragraph\">The KB5077181 fix focuses on strengthening system security and correcting reliability bugs.<\/p><h3 class=\"otl-heading\">Security Improvements<\/h3><p class=\"otl-paragraph\">The update patches vulnerabilities that could allow privilege escalation, unauthorized access, or remote code execution. These fixes are critical for both enterprise environments and individual users concerned about cybersecurity.<\/p><h3 class=\"otl-heading\">System Stability Enhancements<\/h3><p class=\"otl-paragraph\">Some users previously experienced system freezes, unexpected crashes, or inconsistent authentication behaviors. The update aims to improve kernel stability and background service reliability.<\/p><h3 class=\"otl-heading\">Network and Connectivity Fixes<\/h3><p class=\"otl-paragraph\">The update includes adjustments intended to resolve certain Wi-Fi and networking inconsistencies, particularly under specific security protocols and DHCP configurations.<\/p><h3 class=\"otl-heading\">Servicing Stack Reliability<\/h3><p class=\"otl-paragraph\">Microsoft also improved components responsible for delivering future updates, reducing the likelihood of update loops or installation corruption.<\/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-be1b779 e-flex e-con-boxed e-con e-parent\" data-id=\"be1b779\" 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-8b2523e elementor-widget elementor-widget-spacer\" data-id=\"8b2523e\" 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-257e0c2 elementor-widget elementor-widget-text-editor\" data-id=\"257e0c2\" 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>Common KB5077181 Problems After Installation<\/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-8bb5f7d e-flex e-con-boxed e-con e-parent\" data-id=\"8bb5f7d\" 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-e030726 elementor-widget elementor-widget-text-editor\" data-id=\"e030726\" 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><p class=\"otl-paragraph\">Despite its intended improvements, some systems have encountered new problems after installing the patch.<\/p><h3 class=\"otl-heading\">Boot Loop and Startup Failure<\/h3><p class=\"otl-paragraph\">A commonly reported KB5077181 issue is a system stuck in a restart loop. Some users report black screens or failure to reach the login interface. This is often linked to driver conflicts or incomplete update installation.<\/p><h3 class=\"otl-heading\">Installation Errors<\/h3><p class=\"otl-paragraph\">Users have reported update failures with error codes such as:<\/p><ul><li class=\"otl-paragraph\">0x800f0983<\/li><li class=\"otl-paragraph\">0x800f0991<\/li><\/ul><p class=\"otl-paragraph\">These errors can occur due to corrupted system components, pending updates, or software conflicts.<\/p><h3 class=\"otl-heading\">Network Connectivity Problems<\/h3><p class=\"otl-paragraph\">In some cases, Wi-Fi appears connected but provides no internet access. DHCP misconfigurations or driver regressions may contribute to this KB5077181 problem.<\/p><h3 class=\"otl-heading\">Application and Driver Compatibility Issues<\/h3><p class=\"otl-paragraph\">Certain hardware drivers or legacy applications may fail to function correctly after installation. Graphics output, Bluetooth devices, or enterprise software may experience instability.<\/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-553731b e-flex e-con-boxed e-con e-parent\" data-id=\"553731b\" 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-19aa411 elementor-widget elementor-widget-spacer\" data-id=\"19aa411\" 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-689f46e elementor-widget elementor-widget-text-editor\" data-id=\"689f46e\" 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 Fix KB5077181 Issues<\/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-08c56cd e-flex e-con-boxed e-con e-parent\" data-id=\"08c56cd\" 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-25809a5 elementor-widget elementor-widget-text-editor\" data-id=\"25809a5\" 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><p class=\"otl-paragraph\">If you encounter problems after installing the update, consider these solutions:<\/p><h3 class=\"otl-heading\">Run Windows Update Troubleshooter<\/h3><p class=\"otl-paragraph\">Navigate to Settings \u2192 System \u2192 Troubleshoot \u2192 Other troubleshooters \u2192 Windows Update.<\/p><h3 class=\"otl-heading\">Update Device Drivers<\/h3><p class=\"otl-paragraph\">Manually update graphics, network, and chipset drivers directly from the manufacturer\u2019s website.<\/p><h3 class=\"otl-heading\">Perform System Restore<\/h3><p class=\"otl-paragraph\">If the system becomes unstable, restore to a previous restore point created before installing KB5077181.<\/p><h3 class=\"otl-heading\">Uninstall KB5077181<\/h3><p class=\"otl-paragraph\">If problems persist, uninstall the update from Installed Updates or via recovery mode.<\/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-813efae e-flex e-con-boxed e-con e-parent\" data-id=\"813efae\" 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-089edd7 elementor-widget elementor-widget-spacer\" data-id=\"089edd7\" 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-5415998 elementor-widget elementor-widget-text-editor\" data-id=\"5415998\" 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>What If KB5077181 Causes Data Loss?<\/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-6835c36 e-flex e-con-boxed e-con e-parent\" data-id=\"6835c36\" 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-5033f7e elementor-widget elementor-widget-text-editor\" data-id=\"5033f7e\" 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><p class=\"otl-paragraph\">While rare, interrupted installations, forced shutdowns, or failed rollback attempts can result in:<\/p><ul><li class=\"otl-paragraph\">Missing personal files<\/li><li class=\"otl-paragraph\">Corrupted user profiles<\/li><li class=\"otl-paragraph\">Inaccessible folders<\/li><li class=\"otl-paragraph\"><a class=\"hyperlink\" href=\"https:\/\/www.amagicsoft.com\/wiki\/quick-format-drive.html\" target=\"_Blank\">Formatted partitions<\/a><\/li><li class=\"otl-paragraph\">System reset without backup<\/li><\/ul><p class=\"otl-paragraph\">In many cases, files are not permanently erased. Instead, they become hidden, corrupted, or logically inaccessible due to file system changes.<\/p><p class=\"otl-paragraph\">This is where <a class=\"hyperlink\" href=\"https:\/\/www.amagicsoft.com\/magic-data-recovery\" target=\"_Blank\">professional recovery software<\/a> becomes essential.<\/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-568ed3c e-flex e-con-boxed e-con e-parent\" data-id=\"568ed3c\" 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-0cbe85f elementor-widget elementor-widget-spacer\" data-id=\"0cbe85f\" 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-598ca7d elementor-widget elementor-widget-text-editor\" data-id=\"598ca7d\" 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>Recommended Solution: Magic Data Recovery<\/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-ca3b907 e-flex e-con-boxed e-con e-parent\" data-id=\"ca3b907\" 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-d6d5e6e elementor-widget elementor-widget-text-editor\" data-id=\"d6d5e6e\" 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>If you experience data loss after a KB5077181 issue, <a class=\"hyperlink\" href=\"https:\/\/www.amagicsoft.com\/magic-data-recovery\" target=\"_Blank\"><strong>Magic Data Recovery<\/strong><\/a> offers a reliable and secure recovery solution.<\/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-087e815 e-flex e-con-boxed e-con e-parent\" data-id=\"087e815\" 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-2b01d16 elementor-widget elementor-widget-image\" data-id=\"2b01d16\" 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\/06\/Magic-Date-Recovery-Home-10-1536x950.webp\" title=\"\" alt=\"recover lost data after KB5077181 Causes Data Loss\" 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-8120263 e-flex e-con-boxed e-con e-parent\" data-id=\"8120263\" 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-9492c4f elementor-widget elementor-widget-spacer\" data-id=\"9492c4f\" 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-2c00ca1 elementor-widget elementor-widget-text-editor\" data-id=\"2c00ca1\" 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\">Why Users Trust Magic Data Recovery<\/h3><p class=\"otl-paragraph\">Magic Data Recovery is designed specifically for scenarios such as:<\/p><ul><li class=\"otl-paragraph\">Windows update failures<\/li><li class=\"otl-paragraph\">Boot loop crashes<\/li><li class=\"otl-paragraph\">Accidental deletion<\/li><li class=\"otl-paragraph\">Formatted drives<\/li><li class=\"otl-paragraph\">Corrupted partitions<\/li><li class=\"otl-paragraph\">System resets<\/li><\/ul><h3 class=\"otl-heading\">Advanced Recovery Technology<\/h3><p class=\"otl-paragraph\">The software uses advanced scanning algorithms to:<\/p><ul><li class=\"otl-paragraph\">Perform deep disk scans<\/li><li class=\"otl-paragraph\">Reconstruct lost file systems<\/li><li class=\"otl-paragraph\">Recover RAW partitions<\/li><li class=\"otl-paragraph\">Locate fragmented or hidden files<\/li><\/ul><p class=\"otl-paragraph\">It supports recovery of:<\/p><ul><li class=\"otl-paragraph\">Documents (Word, Excel, PDF)<\/li><li class=\"otl-paragraph\">Photos and videos<\/li><li class=\"otl-paragraph\">Emails and archives<\/li><li class=\"otl-paragraph\">System files<\/li><li class=\"otl-paragraph\">Entire partitions<\/li><\/ul><h3 class=\"otl-heading\">Safe and Non-Destructive<\/h3><p class=\"otl-paragraph\">Magic Data Recovery operates in read-only mode, meaning it does not overwrite existing data during scanning. This significantly increases recovery success rates and ensures safe operation.<\/p><h3 class=\"otl-heading\">Preview Before Recovery<\/h3><p class=\"otl-paragraph\">Users can preview files before restoring them, allowing selective recovery and reducing unnecessary data restoration.<\/p><p class=\"otl-paragraph\">For users affected by a KB5077181 problem that resulted in missing files, <a class=\"hyperlink\" href=\"https:\/\/www.amagicsoft.com\/magic-data-recovery\" target=\"_Blank\">Magic Data Recovery<\/a> provides a practical and trusted method to retrieve critical data without requiring advanced technical skills.<\/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-c58db57 e-flex e-con-boxed e-con e-parent\" data-id=\"c58db57\" 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-39257ba elementor-widget elementor-widget-spacer\" data-id=\"39257ba\" 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-23ab520 elementor-widget elementor-widget-text-editor\" data-id=\"23ab520\" 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>Conclusion<\/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-98f3f28 e-flex e-con-boxed e-con e-parent\" data-id=\"98f3f28\" 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-65f665d elementor-widget elementor-widget-text-editor\" data-id=\"65f665d\" 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><p class=\"otl-paragraph\">The <strong>KB5077181 fix<\/strong> delivers important security improvements and system reliability updates. However, some users have experienced unexpected <strong>KB5077181 issues<\/strong>, including <a href=\"https:\/\/www.amagicsoft.com\/data-recovery\/crashed-os-recovery\">Windows crashes<\/a>, boot failures, installation errors, and network problems.<\/p><p class=\"otl-paragraph\">Before installing major Windows updates, always:<\/p><ul><li class=\"otl-paragraph\"><a class=\"hyperlink\" href=\"https:\/\/www.amagicsoft.com\/wiki\/data-backup-strategy.html\" target=\"_Blank\">Back up important data<\/a><\/li><li class=\"otl-paragraph\">Ensure drivers are up to date<\/li><li class=\"otl-paragraph\">Create a restore point<\/li><\/ul><p class=\"otl-paragraph\">If data loss occurs, using a professional recovery tool like <a class=\"hyperlink\" href=\"https:\/\/www.amagicsoft.com\/magic-data-recovery\" target=\"_Blank\"><strong>Magic Data Recovery<\/strong><\/a> can help restore lost files quickly and safely.<\/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-5b34184e e-con-full e-flex e-con e-child\" data-id=\"5b34184e\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t<div class=\"elementor-element elementor-element-1fea9767 e-con-full e-flex e-con e-child\" data-id=\"1fea9767\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-5dd6f79c elementor-widget__width-auto animated-fast elementor-align-center elementor-widget elementor-widget-elementskit-button\" data-id=\"5dd6f79c\" 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\/mdr\/magic-data-recovery.exe\" class=\"elementskit-btn  whitespace--normal\" id=\"\">\n\t\t\t\t\tDownload Magic Data Recovery\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-48f8fee8 elementor-widget elementor-widget-text-editor\" data-id=\"48f8fee8\" 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-e7c270e e-flex e-con-boxed e-con e-parent\" data-id=\"e7c270e\" 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-04cf4d9 elementor-widget elementor-widget-text-editor\" data-id=\"04cf4d9\" 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>FAQs<\/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-1070128 e-flex e-con-boxed e-con e-parent\" data-id=\"1070128\" 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-8a7a0f9 faq-no-toc elementor-widget elementor-widget-elementskit-faq\" data-id=\"8a7a0f9\" 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-6ad7140\">\n            <div class=\"elementskit-faq-header\">\n                <h3 class=\"elementskit-faq-title\">What is KB5077181?<\/h3>\n            <\/div>\n            <div class=\"elementskit-faq-body\">\n                KB5077181 is a cumulative security update for Windows 11 that includes vulnerability patches, reliability improvements, and servicing stack updates. It is part of Microsoft\u2019s regular Patch Tuesday release cycle and is designed to improve overall system security and stability.            <\/div>\n        <\/div>\n                <div class=\"elementskit-single-faq elementor-repeater-item-598362f\">\n            <div class=\"elementskit-faq-header\">\n                <h3 class=\"elementskit-faq-title\">What does the KB5077181 fix include?<\/h3>\n            <\/div>\n            <div class=\"elementskit-faq-body\">\n                The update includes security vulnerability patches, system stability enhancements, networking adjustments, and servicing stack improvements. It aims to resolve previously reported reliability issues while strengthening protection against newly discovered security risks.            <\/div>\n        <\/div>\n                <div class=\"elementskit-single-faq elementor-repeater-item-36760b7\">\n            <div class=\"elementskit-faq-header\">\n                <h3 class=\"elementskit-faq-title\">Why is my PC stuck in a boot loop after installing KB5077181?<\/h3>\n            <\/div>\n            <div class=\"elementskit-faq-body\">\n                Boot loops may occur due to driver incompatibility, incomplete installation, or system file corruption during the update process. In such cases, using recovery mode or uninstalling the update may help restore normal system startup.            <\/div>\n        <\/div>\n                <div class=\"elementskit-single-faq elementor-repeater-item-6722a32\">\n            <div class=\"elementskit-faq-header\">\n                <h3 class=\"elementskit-faq-title\">Can KB5077181 cause network issues?<\/h3>\n            <\/div>\n            <div class=\"elementskit-faq-body\">\n                Some users report Wi-Fi connectivity problems or loss of internet access after installation. This may be related to driver conflicts or changes in network configuration introduced by the update.            <\/div>\n        <\/div>\n                <div class=\"elementskit-single-faq elementor-repeater-item-3770500\">\n            <div class=\"elementskit-faq-header\">\n                <h3 class=\"elementskit-faq-title\">How do I uninstall KB5077181?<\/h3>\n            <\/div>\n            <div class=\"elementskit-faq-body\">\n                You can uninstall the update through the Installed Updates section in Control Panel or through Windows Recovery Environment if your system cannot boot normally.            <\/div>\n        <\/div>\n                <div class=\"elementskit-single-faq elementor-repeater-item-c9da1de\">\n            <div class=\"elementskit-faq-header\">\n                <h3 class=\"elementskit-faq-title\">Does uninstalling KB5077181 reduce security?<\/h3>\n            <\/div>\n            <div class=\"elementskit-faq-body\">\n                Yes, removing the update also removes its security patches. If you uninstall it due to problems, consider reinstalling once Microsoft releases a refined version or after resolving compatibility issues.            <\/div>\n        <\/div>\n                <div class=\"elementskit-single-faq elementor-repeater-item-14eb331\">\n            <div class=\"elementskit-faq-header\">\n                <h3 class=\"elementskit-faq-title\">Can Windows updates really cause data loss?<\/h3>\n            <\/div>\n            <div class=\"elementskit-faq-body\">\n                Although uncommon, interrupted updates or system crashes during installation can result in inaccessible or missing files. Most cases involve logical corruption rather than permanent deletion.            <\/div>\n        <\/div>\n                <div class=\"elementskit-single-faq elementor-repeater-item-9966949\">\n            <div class=\"elementskit-faq-header\">\n                <h3 class=\"elementskit-faq-title\">How can I recover lost files after a KB5077181 issue?<\/h3>\n            <\/div>\n            <div class=\"elementskit-faq-body\">\n                Using professional recovery software such as Magic Data Recovery can help scan your storage device and restore lost or inaccessible files caused by update failures, system resets, or corrupted partitions.            <\/div>\n        <\/div>\n                                <script type=\"application\/ld+json\">{\"@context\":\"https:\/\/schema.org\",\"@type\":\"FAQPage\",\"mainEntity\":[{\"@type\":\"Question\",\"name\":\"What is KB5077181?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"KB5077181 is a cumulative security update for Windows 11 that includes vulnerability patches, reliability improvements, and servicing stack updates. 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This article explains what the KB5077181 fix includes, the real problems [&hellip;]<\/p>\n","protected":false},"author":9,"featured_media":47000,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[826],"tags":[834],"class_list":["post-46993","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-windows-fix","tag-guide"],"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>KB5077181 Issue, Fixes &amp; Problems Explained\uff5cAmagicsoft<\/title>\n<meta name=\"description\" content=\"Learn what KB5077181 fixes in Windows 11, the common KB5077181 issue users have encountered, and what to do if data loss happens.\" \/>\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\/windows-fix\/kb5077181-issue.html\" \/>\n<meta property=\"og:locale\" content=\"fr_FR\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"KB5077181 Issue, Fixes &amp; 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