{"id":73233,"date":"2025-09-21T07:17:26","date_gmt":"2025-09-21T00:17:26","guid":{"rendered":"https:\/\/itsystems.vn\/error-this-copy-of-windows-is-not-genuine-causes-and-comprehensive-solutions\/"},"modified":"2026-07-29T11:23:57","modified_gmt":"2026-07-29T04:23:57","slug":"error-this-copy-of-windows-is-not-genuine-causes-and-comprehensive-solutions","status":"publish","type":"post","link":"https:\/\/itsystems.vn\/en\/error-this-copy-of-windows-is-not-genuine-causes-and-comprehensive-solutions\/","title":{"rendered":"Error &#8216;This Copy of Windows is Not Genuine&#8217;: Causes and Comprehensive Solutions"},"content":{"rendered":"<h1>Error &#8216;This Copy of Windows is Not Genuine&#8217;: Causes and Comprehensive Solutions<\/h1>\n<p>The error &#8216;This Copy of Windows is Not Genuine&#8217; often appears on versions of Windows such as Windows 7, Windows 8, Windows 10, and Windows 11, causing discomfort for users. In this article, we will examine the main causes leading to this error and effective solutions you can apply to resolve the issue.<\/p>\n<div id=\"ez-toc-container\" class=\"ez-toc-v2_0_86 counter-hierarchy ez-toc-counter ez-toc-light-blue ez-toc-container-direction\">\n<div class=\"ez-toc-title-container\">\n<p class=\"ez-toc-title\" style=\"cursor:inherit\">The content of the article<\/p>\n<span class=\"ez-toc-title-toggle\"><a href=\"#\" class=\"ez-toc-pull-right ez-toc-btn ez-toc-btn-xs ez-toc-btn-default ez-toc-toggle\" aria-label=\"Toggle Table of Content\"><span class=\"ez-toc-js-icon-con\"><span class=\"\"><span class=\"eztoc-hide\" style=\"display:none;\">Toggle<\/span><span class=\"ez-toc-icon-toggle-span\"><svg style=\"fill: #999;color:#999\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" class=\"list-377408\" width=\"20px\" height=\"20px\" viewBox=\"0 0 24 24\" fill=\"none\"><path d=\"M6 6H4v2h2V6zm14 0H8v2h12V6zM4 11h2v2H4v-2zm16 0H8v2h12v-2zM4 16h2v2H4v-2zm16 0H8v2h12v-2z\" fill=\"currentColor\"><\/path><\/svg><svg style=\"fill: #999;color:#999\" class=\"arrow-unsorted-368013\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"10px\" height=\"10px\" viewBox=\"0 0 24 24\" version=\"1.2\" baseProfile=\"tiny\"><path d=\"M18.2 9.3l-6.2-6.3-6.2 6.3c-.2.2-.3.4-.3.7s.1.5.3.7c.2.2.4.3.7.3h11c.3 0 .5-.1.7-.3.2-.2.3-.5.3-.7s-.1-.5-.3-.7zM5.8 14.7l6.2 6.3 6.2-6.3c.2-.2.3-.5.3-.7s-.1-.5-.3-.7c-.2-.2-.4-.3-.7-.3h-11c-.3 0-.5.1-.7.3-.2.2-.3.5-.3.7s.1.5.3.7z\"\/><\/svg><\/span><\/span><\/span><\/a><\/span><\/div>\n<nav><ul class='ez-toc-list ez-toc-list-level-1 ' ><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-1\" href=\"https:\/\/itsystems.vn\/en\/error-this-copy-of-windows-is-not-genuine-causes-and-comprehensive-solutions\/#Signs_of_the_Error_%E2%80%98This_Copy_of_Windows_is_Not_Genuine\" >Signs of the Error &#8216;This Copy of Windows is Not Genuine&#8217;<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-2\" href=\"https:\/\/itsystems.vn\/en\/error-this-copy-of-windows-is-not-genuine-causes-and-comprehensive-solutions\/#Why_Does_Windows_Report_the_Error_%E2%80%98This_Copy_of_Windows_is_Not_Genuine\" >Why Does Windows Report the Error &#8216;This Copy of Windows is Not Genuine&#8217;?<\/a><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-3\" href=\"https:\/\/itsystems.vn\/en\/error-this-copy-of-windows-is-not-genuine-causes-and-comprehensive-solutions\/#Using_Unlicensed_Windows\" >Using Unlicensed Windows<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-4\" href=\"https:\/\/itsystems.vn\/en\/error-this-copy-of-windows-is-not-genuine-causes-and-comprehensive-solutions\/#Product_Key_Leaked_or_Blocked\" >Product Key Leaked or Blocked<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-5\" href=\"https:\/\/itsystems.vn\/en\/error-this-copy-of-windows-is-not-genuine-causes-and-comprehensive-solutions\/#Windows_Tampered_with_by_Crack_Software\" >Windows Tampered with by Crack Software<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-6\" href=\"https:\/\/itsystems.vn\/en\/error-this-copy-of-windows-is-not-genuine-causes-and-comprehensive-solutions\/#System_Errors_Due_to_Windows_Updates\" >System Errors Due to Windows Updates<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-7\" href=\"https:\/\/itsystems.vn\/en\/error-this-copy-of-windows-is-not-genuine-causes-and-comprehensive-solutions\/#Summary_Ways_to_Fix_the_Error_%E2%80%98This_Copy_of_Windows_is_Not_Genuine\" >[Summary] Ways to Fix the Error &#8216;This Copy of Windows is Not Genuine&#8217;<\/a><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-8\" href=\"https:\/\/itsystems.vn\/en\/error-this-copy-of-windows-is-not-genuine-causes-and-comprehensive-solutions\/#Method_1_Use_Command_Prompt_CMD_to_Reactivate_Windows\" >Method 1: Use Command Prompt (CMD) to Reactivate Windows<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-9\" href=\"https:\/\/itsystems.vn\/en\/error-this-copy-of-windows-is-not-genuine-causes-and-comprehensive-solutions\/#Method_2_Uninstall_Updates_that_Cause_the_%E2%80%98Windows_is_Not_Genuine_Error\" >Method 2: Uninstall Updates that Cause the &#8216;Windows is Not Genuine&#8217; Error<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-10\" href=\"https:\/\/itsystems.vn\/en\/error-this-copy-of-windows-is-not-genuine-causes-and-comprehensive-solutions\/#Method_3_Use_Genuine_Windows_Product_Key\" >Method 3: Use Genuine Windows Product Key<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-11\" href=\"https:\/\/itsystems.vn\/en\/error-this-copy-of-windows-is-not-genuine-causes-and-comprehensive-solutions\/#Method_4_Advanced_Edit_Registry_to_Fix_the_Error\" >Method 4: [Advanced] Edit Registry to Fix the Error<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-12\" href=\"https:\/\/itsystems.vn\/en\/error-this-copy-of-windows-is-not-genuine-causes-and-comprehensive-solutions\/#Method_5_Contact_Microsoft_for_Support\" >Method 5: Contact Microsoft for Support<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-13\" href=\"https:\/\/itsystems.vn\/en\/error-this-copy-of-windows-is-not-genuine-causes-and-comprehensive-solutions\/#Error_%E2%80%98Windows_is_Not_Genuine_on_Different_Versions_of_Windows\" >Error &#8216;Windows is Not Genuine&#8217; on Different Versions of Windows<\/a><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-14\" href=\"https:\/\/itsystems.vn\/en\/error-this-copy-of-windows-is-not-genuine-causes-and-comprehensive-solutions\/#Error_%E2%80%98This_Copy_of_Windows_is_Not_Genuine_Windows_7\" >Error &#8216;This Copy of Windows is Not Genuine&#8217; Windows 7<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-15\" href=\"https:\/\/itsystems.vn\/en\/error-this-copy-of-windows-is-not-genuine-causes-and-comprehensive-solutions\/#Error_%E2%80%98This_Copy_of_Windows_is_Not_Genuine_Windows_881\" >Error &#8216;This Copy of Windows is Not Genuine&#8217; Windows 8\/8.1<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-16\" href=\"https:\/\/itsystems.vn\/en\/error-this-copy-of-windows-is-not-genuine-causes-and-comprehensive-solutions\/#Error_%E2%80%98This_Copy_of_Windows_is_Not_Genuine_Windows_10\" >Error &#8216;This Copy of Windows is Not Genuine&#8217; Windows 10<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-17\" href=\"https:\/\/itsystems.vn\/en\/error-this-copy-of-windows-is-not-genuine-causes-and-comprehensive-solutions\/#Error_%E2%80%98This_Copy_of_Windows_is_Not_Genuine_Windows_11\" >Error &#8216;This Copy of Windows is Not Genuine&#8217; Windows 11<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-18\" href=\"https:\/\/itsystems.vn\/en\/error-this-copy-of-windows-is-not-genuine-causes-and-comprehensive-solutions\/#Note_Risks_When_Using_Unlicensed_Windows\" >[Note] Risks When Using Unlicensed Windows<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-19\" href=\"https:\/\/itsystems.vn\/en\/error-this-copy-of-windows-is-not-genuine-causes-and-comprehensive-solutions\/#Where_to_Buy_Genuine_Windows_at_Good_Prices\" >Where to Buy Genuine Windows at Good Prices?<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-20\" href=\"https:\/\/itsystems.vn\/en\/error-this-copy-of-windows-is-not-genuine-causes-and-comprehensive-solutions\/#Frequently_Asked_Questions_About_the_Error_%E2%80%98This_Copy_of_Windows_is_Not_Genuine_FAQ\" >Frequently Asked Questions About the Error &#8216;This Copy of Windows is Not Genuine&#8217; (FAQ)<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-21\" href=\"https:\/\/itsystems.vn\/en\/error-this-copy-of-windows-is-not-genuine-causes-and-comprehensive-solutions\/#Related_services_from_IT_Systems\" >Related services from IT Systems<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-22\" href=\"https:\/\/itsystems.vn\/en\/error-this-copy-of-windows-is-not-genuine-causes-and-comprehensive-solutions\/#FAQ\" >FAQ<\/a><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-23\" href=\"https:\/\/itsystems.vn\/en\/error-this-copy-of-windows-is-not-genuine-causes-and-comprehensive-solutions\/#When_should_a_business_ask_IT_Systems_for_support\" >When should a business ask IT Systems for support?<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-24\" href=\"https:\/\/itsystems.vn\/en\/error-this-copy-of-windows-is-not-genuine-causes-and-comprehensive-solutions\/#Can_IT_Systems_help_review_the_current_environment_before_proposing_a_solution\" >Can IT Systems help review the current environment before proposing a solution?<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-25\" href=\"https:\/\/itsystems.vn\/en\/error-this-copy-of-windows-is-not-genuine-causes-and-comprehensive-solutions\/#Does_this_topic_connect_to_ongoing_IT_operations\" >Does this topic connect to ongoing IT operations?<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-26\" href=\"https:\/\/itsystems.vn\/en\/error-this-copy-of-windows-is-not-genuine-causes-and-comprehensive-solutions\/#Need_help_applying_this_to_your_business\" >Need help applying this to your business?<\/a><\/li><\/ul><\/nav><\/div>\n<h2><span class=\"ez-toc-section\" id=\"Signs_of_the_Error_%E2%80%98This_Copy_of_Windows_is_Not_Genuine\"><\/span>Signs of the Error &#8216;This Copy of Windows is Not Genuine&#8217;<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>When encountering this error, you may see a message displayed in the bottom right corner of the screen stating that your copy of Windows is invalid. Additionally, the system may prompt you to reactivate Windows or some functions may be restricted, such as the inability to change the wallpaper.<\/p>\n<h2><span class=\"ez-toc-section\" id=\"Why_Does_Windows_Report_the_Error_%E2%80%98This_Copy_of_Windows_is_Not_Genuine\"><\/span>Why Does Windows Report the Error &#8216;This Copy of Windows is Not Genuine&#8217;?<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>There are several different causes leading to this error, including:<\/p>\n<h3><span class=\"ez-toc-section\" id=\"Using_Unlicensed_Windows\"><\/span>Using Unlicensed Windows<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>If you have installed a version of Windows from an unknown source or without a license, the error &#8216;This Copy of Windows is Not Genuine&#8217; may appear freely. This often occurs due to illegal downloads from the internet.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"Product_Key_Leaked_or_Blocked\"><\/span>Product Key Leaked or Blocked<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>The Product Key you are using may have been leaked or blocked by Microsoft due to multiple activations on different machines. Therefore, when you try to reactivate Windows, the system will notify you that this key is invalid.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"Windows_Tampered_with_by_Crack_Software\"><\/span>Windows Tampered with by Crack Software<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>Many users often use crack software to activate Windows without paying. However, this can lead to various errors, including detection by Microsoft.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"System_Errors_Due_to_Windows_Updates\"><\/span>System Errors Due to Windows Updates<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>New updates of Windows can sometimes cause conflicts with software running on the computer, leading to this error message. It is advisable to regularly check and manage updates to avoid errors arising.<\/p>\n<h2><span class=\"ez-toc-section\" id=\"Summary_Ways_to_Fix_the_Error_%E2%80%98This_Copy_of_Windows_is_Not_Genuine\"><\/span>[Summary] Ways to Fix the Error &#8216;This Copy of Windows is Not Genuine&#8217;<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>Below are methods you can apply to fix this error:<\/p>\n<h3><span class=\"ez-toc-section\" id=\"Method_1_Use_Command_Prompt_CMD_to_Reactivate_Windows\"><\/span>Method 1: Use Command Prompt (CMD) to Reactivate Windows<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>You can use Command Prompt to enter the command to reactivate Windows:<br \/><strong>Step 1:<\/strong> Open Command Prompt with Administrator privileges.<br \/><strong>Step 2:<\/strong> Enter the command <code>slmgr \/rearm<\/code> and press Enter.<br \/><strong>Step 3:<\/strong> Restart the computer.<\/p>\n<h4>Detailed Instructions for Running the SLMGR Command in CMD<\/h4>\n<p>To open Command Prompt with administrator privileges, you can search for the keyword &#8216;cmd&#8217; in the search bar, then right-click and select &#8216;Run as administrator&#8217;.<\/p>\n<h4>Fixing &#8216;Access Denied&#8217; Error When Running CMD<\/h4>\n<p>Make sure you have opened CMD with Administrator privileges. If you still encounter errors, check whether the user account has administrative rights.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"Method_2_Uninstall_Updates_that_Cause_the_%E2%80%98Windows_is_Not_Genuine_Error\"><\/span>Method 2: Uninstall Updates that Cause the &#8216;Windows is Not Genuine&#8217; Error<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>If you suspect that a particular update caused this error, try uninstalling it:<br \/><strong>Step 1:<\/strong> Go to Control Panel and select &#8216;Programs and Features&#8217;.<br \/><strong>Step 2:<\/strong> Select &#8216;View Installed Updates&#8217;.<br \/><strong>Step 3:<\/strong> Find and uninstall the update with code &#8216;KB971033&#8217;.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"Method_3_Use_Genuine_Windows_Product_Key\"><\/span>Method 3: Use Genuine Windows Product Key<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>If you have purchased a legitimate product key, use it to activate Windows:<br \/><strong>Step 1:<\/strong> Open Settings and select &#8216;Update &#038; Security&#8217;.<br \/><strong>Step 2:<\/strong> Select &#8216;Activation&#8217; and click &#8216;Change product key&#8217;.<br \/><strong>Step 3:<\/strong> Enter the product key and press Enter.<\/p>\n<h4>Check Current Windows Product Key<\/h4>\n<p>To find the current product key, you can use the command <code>wmic path softwarelicensingservice get OA3xOriginalProductKey<\/code> in Command Prompt.<\/p>\n<h4>Change Windows Product Key<\/h4>\n<p>Make sure that the product key you enter is accurate and belongs to the version of Windows you are using.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"Method_4_Advanced_Edit_Registry_to_Fix_the_Error\"><\/span>Method 4: [Advanced] Edit Registry to Fix the Error<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>If the above methods do not succeed, you may consider editing the Registry:<br \/><strong>Step 1:<\/strong> Press Win + R, type <code>regedit<\/code>, and press Enter.<br \/><strong>Step 2:<\/strong> Navigate to the path <code>HKEY_LOCAL_MACHINE\/Software\/Microsoft\/Windows NT\/CurrentVersion\/SoftwareProtectionPlatform<\/code>.<br \/><strong>Step 3:<\/strong> Edit the value to <code>1<\/code> for  <code>SkipRearm<\/code>.<\/p>\n<h4>Important Note Before Editing the Registry<\/h4>\n<p>Please back up the Registry before making changes to avoid data loss or system errors.<\/p>\n<h4>Steps to Edit the Registry<\/h4>\n<p>Be careful with each step to avoid incorrect changes that lead to system errors. It is advisable to follow each step accurately.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"Method_5_Contact_Microsoft_for_Support\"><\/span>Method 5: Contact Microsoft for Support<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>If the above solutions are not feasible, contact Microsoft&#8217;s support department for specific guidance.<\/p>\n<h2><span class=\"ez-toc-section\" id=\"Error_%E2%80%98Windows_is_Not_Genuine_on_Different_Versions_of_Windows\"><\/span>Error &#8216;Windows is Not Genuine&#8217; on Different Versions of Windows<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>Most versions of Windows can encounter this error. Below are the ways to handle it based on each version:<\/p>\n<h3><span class=\"ez-toc-section\" id=\"Error_%E2%80%98This_Copy_of_Windows_is_Not_Genuine_Windows_7\"><\/span>Error &#8216;This Copy of Windows is Not Genuine&#8217; Windows 7<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>Windows 7 often encounters this error due to using non-standard software or failed activation. Please check the product key again and perform reactivation.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"Error_%E2%80%98This_Copy_of_Windows_is_Not_Genuine_Windows_881\"><\/span>Error &#8216;This Copy of Windows is Not Genuine&#8217; Windows 8\/8.1<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>Windows 8 and 8.1 can also experience similar issues. Ensure that you are using a licensed version of Windows and check for updates regularly.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"Error_%E2%80%98This_Copy_of_Windows_is_Not_Genuine_Windows_10\"><\/span>Error &#8216;This Copy of Windows is Not Genuine&#8217; Windows 10<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>On Windows 10, this error often appears after major updates. Consider uninstalling unnecessary updates.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"Error_%E2%80%98This_Copy_of_Windows_is_Not_Genuine_Windows_11\"><\/span>Error &#8216;This Copy of Windows is Not Genuine&#8217; Windows 11<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>Windows 11 is no exception; users should pay attention to updates and verify the validity of their licenses.<\/p>\n<h2><span class=\"ez-toc-section\" id=\"Note_Risks_When_Using_Unlicensed_Windows\"><\/span>[Note] Risks When Using Unlicensed Windows<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>When using unlicensed Windows, please note the following risks:<\/p>\n<ul>\n<li>No support from Microsoft.<\/li>\n<li>May encounter various system errors.<\/li>\n<li>Not regularly updated, leading to security vulnerabilities.<\/li>\n<li>Risk of data loss or being attacked by malicious software.<\/li>\n<\/ul>\n<h2><span class=\"ez-toc-section\" id=\"Where_to_Buy_Genuine_Windows_at_Good_Prices\"><\/span>Where to Buy Genuine Windows at Good Prices?<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>If you have decided to purchase a license for Windows, you should choose reputable providers such as:<\/p>\n<ul>\n<li>Microsoft Store<\/li>\n<li>Official Microsoft distributors<\/li>\n<li>Reputable large technology stores<\/li>\n<\/ul>\n<h2><span class=\"ez-toc-section\" id=\"Frequently_Asked_Questions_About_the_Error_%E2%80%98This_Copy_of_Windows_is_Not_Genuine_FAQ\"><\/span>Frequently Asked Questions About the Error &#8216;This Copy of Windows is Not Genuine&#8217; (FAQ)<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>Below are some frequently asked questions related to this error:<\/p>\n<ul>\n<li><strong>Question 1:<\/strong> How can I tell if my Windows is licensed?<\/li>\n<li><strong>Question 2:<\/strong> Can I fix this error without a product key?<\/li>\n<li><strong>Question 3:<\/strong> Will I be punished for using crack software?<\/li>\n<\/ul>\n<p> <font color=\"blue\">If you need assistance, please contact us right away<\/font><\/br><br \/>\n<b>IT SYSTEMS VIETNAM CO., LTD<\/b><br \/>\n<\/br><i>IT Solutions \u2013 Your Business IT Department<\/i><br \/>\n<\/br>HOTLINE: <b>0283 9950 359<\/b><br \/>\n <\/br>Email: <a href=\"mailto:contact@itsystems.com.vn\">contact@itsystems.com.vn <\/a><br \/>\n<\/br>Website: <a href=https:\/\/itsystems.vn\/en\/>https:\/\/itsystems.vn\/<\/a><br \/>\n <\/br>Facebook: <a href=https:\/\/www.facebook.com\/ITSystems.VIETNAM>https:\/\/www.facebook.com\/ITSystems.VIETNAM<\/a><br \/>\n <\/br>Youtube: <a href=https:\/\/www.youtube.com\/@ITSYSTEMS>https:\/\/www.youtube.com\/@ITSYSTEMS<\/a><\/p>\n<p> <\/br><b>HCM: <\/b>2nd Floor, 184\/1A Le Van Sy Street, Ward 10, Phu Nhuan District, Ho Chi Minh City, Vietnam<br \/>\n<\/br><b>HCM: <\/b>321\/10 Phan Dinh Phung Street, Ward 15, Phu Nhuan District, Ho Chi Minh City, Vietnam.<br \/>\n <\/br><b>Hanoi: <\/b>House No. 22, Garden Villa Area, Vinh Hoang Urban Area, 431 Tam Trinh Street, Hoang Mai District, Hanoi, Vietnam.<br \/>\n <\/br><b>B\u00ecnh D\u01b0\u01a1ng: <\/b>Binh Duong Boulevard, Phu Hoa Ward, Thu Dau Mot City, Binh Duong Province, Vietnam<br \/>\n<!-- its-deep-aio-en-related-2026-07-27 --><\/p>\n<section class=\"its-deep-aio-related\" aria-label=\"Related IT Systems services\">\n<h2><span class=\"ez-toc-section\" id=\"Related_services_from_IT_Systems\"><\/span>Related services from IT Systems<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>If your team is dealing with this issue in a live business environment, these services can help you move from diagnosis to a stable operating process.<\/p>\n<ul>\n<li><a href=\"https:\/\/itsystems.vn\/en\/microsoft-business-licensing\/microsoft-windows-licensing\/\">Windows licensing for business<\/a><\/li>\n<li><a href=\"https:\/\/itsystems.vn\/en\/microsoft-business-licensing\/windows-license-pricing\/\">Windows license pricing<\/a><\/li>\n<li><a href=\"https:\/\/itsystems.vn\/en\/it-services-for-businesses\/it-support-services\/\">IT support services<\/a><\/li>\n<\/ul>\n<\/section>\n<p><!-- its-deep-aio-en-faq-2026-07-27 --><\/p>\n<section class=\"its-deep-aio-faq\" aria-label=\"Frequently asked questions\">\n<h2><span class=\"ez-toc-section\" id=\"FAQ\"><\/span>FAQ<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<h3><span class=\"ez-toc-section\" id=\"When_should_a_business_ask_IT_Systems_for_support\"><\/span>When should a business ask IT Systems for support?<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>Ask for support when the issue affects users, business data, security, licensing compliance, service availability or daily operations. A short technical review often prevents repeated incidents and hidden costs.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"Can_IT_Systems_help_review_the_current_environment_before_proposing_a_solution\"><\/span>Can IT Systems help review the current environment before proposing a solution?<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>Yes. IT Systems can review the current setup, identify risks, map the issue to the right service scope and recommend a practical next step for your business.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"Does_this_topic_connect_to_ongoing_IT_operations\"><\/span>Does this topic connect to ongoing IT operations?<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>In most cases, yes. Problems around software, cloud, endpoint, network, backup or security should be connected to a broader IT operations plan instead of being handled as isolated incidents.<\/p>\n<\/section>\n<p><!-- its-deep-aio-en-cta-2026-07-27 --><\/p>\n<section class=\"its-deep-aio-cta\" aria-label=\"Contact IT Systems\">\n<h2><span class=\"ez-toc-section\" id=\"Need_help_applying_this_to_your_business\"><\/span>Need help applying this to your business?<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>IT Systems Vietnam can help assess the issue, recommend the right service path and support implementation for your team.<\/p>\n<p><a class=\"button\" href=\"https:\/\/itsystems.vn\/en\/contact-it-systems-vietnam\/\">Contact IT Systems<\/a> <a class=\"button\" href=\"https:\/\/itsystems.vn\/en\/it-services-for-businesses\/it-support-services\/\">View IT support services<\/a><\/p>\n<\/section>\n","protected":false},"excerpt":{"rendered":"<p>Error &#8216;This Copy of Windows is Not Genuine&#8217;: Causes and Comprehensive Solutions The error &#8216;This Copy of Windows is Not Genuine&#8217; often appears on versions of Windows such as Windows 7, Windows 8, Windows 10, and Windows 11, causing discomfort for users. In this article, we will examine the main causes leading to this error [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":73230,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"rank_math_focus_keyword":"Error This Copy of Windows is Not Genuine","rank_math_title":"Error 'This Copy of Windows is Not Genuine': Causes and Comprehensive Solutions","rank_math_description":"The error 'This Copy of Windows is Not Genuine' causes many inconveniences for users. This article will provide detailed guidance on the causes and effective solutions.","rank_math_robots":"","rank_math_canonical_url":"","rank_math_schema":"","footnotes":""},"categories":[2144,1344],"tags":[],"class_list":["post-73233","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-it-guide","category-uncategorized-en"],"wpml_current_locale":"en_US","wpml_translations":{"vi_VN":{"locale":"vi_VN","id":73228,"slug":"loi-this-copy-of-windows-is-not-genuine-nguyen-nhan-va-cach-khac-phuc-triet-de","post_title":"L\u1ed7i 'This Copy of Windows is Not Genuine': Nguy\u00ean Nh\u00e2n v\u00e0 C\u00e1ch Kh\u1eafc Ph\u1ee5c Tri\u1ec7t \u0110\u1ec3","href":"https:\/\/itsystems.vn\/loi-this-copy-of-windows-is-not-genuine-nguyen-nhan-va-cach-khac-phuc-triet-de\/"}},"_links":{"self":[{"href":"https:\/\/itsystems.vn\/en\/wp-json\/wp\/v2\/posts\/73233","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/itsystems.vn\/en\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/itsystems.vn\/en\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/itsystems.vn\/en\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/itsystems.vn\/en\/wp-json\/wp\/v2\/comments?post=73233"}],"version-history":[{"count":2,"href":"https:\/\/itsystems.vn\/en\/wp-json\/wp\/v2\/posts\/73233\/revisions"}],"predecessor-version":[{"id":85845,"href":"https:\/\/itsystems.vn\/en\/wp-json\/wp\/v2\/posts\/73233\/revisions\/85845"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/itsystems.vn\/en\/wp-json\/wp\/v2\/media\/73230"}],"wp:attachment":[{"href":"https:\/\/itsystems.vn\/en\/wp-json\/wp\/v2\/media?parent=73233"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/itsystems.vn\/en\/wp-json\/wp\/v2\/categories?post=73233"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/itsystems.vn\/en\/wp-json\/wp\/v2\/tags?post=73233"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}