{"id":17507,"date":"2025-03-06T04:45:24","date_gmt":"2025-03-06T04:45:24","guid":{"rendered":"https:\/\/techmaina.com\/?p=17507"},"modified":"2025-03-06T12:44:09","modified_gmt":"2025-03-06T12:44:09","slug":"how-to-fix-windows-update-error-0x80070643","status":"publish","type":"post","link":"https:\/\/techmaina.com\/how-to-fix-windows-update-error-0x80070643\/","title":{"rendered":"How to Fix Windows Update Error 0x80070643 [2025]"},"content":{"rendered":"<p>What to do when you get the windows update error 0x80070643 while updating?<\/p>\n<p>When Windows updates fail to install, error code 0x80070643 may appear as follows:<\/p>\n<p>Failed to install on ( date ) \u2013 0x80070643<\/p>\n<p><img decoding=\"async\" class=\"aligncenter wp-image-17514 size-full\" title=\"How to Fix Windows Update Error 0x80070643\" src=\"https:\/\/techmaina.com\/wp-content\/uploads\/2022\/04\/How-to-Fix-Windows-Update-Error-0x80070643-1.png\" alt=\"How to Fix Windows Update Error 0x80070643\" width=\"700\" height=\"370\" srcset=\"https:\/\/techmaina.com\/wp-content\/uploads\/2022\/04\/How-to-Fix-Windows-Update-Error-0x80070643-1.png 700w, https:\/\/techmaina.com\/wp-content\/uploads\/2022\/04\/How-to-Fix-Windows-Update-Error-0x80070643-1-300x159.png 300w, https:\/\/techmaina.com\/wp-content\/uploads\/2022\/04\/How-to-Fix-Windows-Update-Error-0x80070643-1-150x79.png 150w, https:\/\/techmaina.com\/wp-content\/uploads\/2022\/04\/How-to-Fix-Windows-Update-Error-0x80070643-1-696x368.png 696w\" sizes=\"(max-width: 700px) 100vw, 700px\" \/><\/p>\n<p>Error 0x80070643 can also occur when you install or update any of the Windows applications.<\/p>\n<p>Note: The instructions in this article apply to Windows 10, Windows 8, and Windows 7.<\/p>\n<div id=\"ez-toc-container\" class=\"ez-toc-v2_0_73 counter-hierarchy ez-toc-counter ez-toc-light-blue ez-toc-container-direction\">\n<p class=\"ez-toc-title\" style=\"cursor:inherit\">Table of Contents<\/p>\n<label for=\"ez-toc-cssicon-toggle-item-68122c3ea8358\" class=\"ez-toc-cssicon-toggle-label\"><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><\/label><input type=\"checkbox\"  id=\"ez-toc-cssicon-toggle-item-68122c3ea8358\"  aria-label=\"Toggle\" \/><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:\/\/techmaina.com\/how-to-fix-windows-update-error-0x80070643\/#Causes_of_Windows_Update_Error_0x80070643\" title=\"Causes of Windows Update Error 0x80070643\">Causes of Windows Update Error 0x80070643<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-2\" href=\"https:\/\/techmaina.com\/how-to-fix-windows-update-error-0x80070643\/#How_to_Solve_Error_0x80070643\" title=\"How to Solve Error 0x80070643\">How to Solve Error 0x80070643<\/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:\/\/techmaina.com\/how-to-fix-windows-update-error-0x80070643\/#1_Retry_the_installation\" title=\"1. Retry the installation\">1. Retry the installation<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-4\" href=\"https:\/\/techmaina.com\/how-to-fix-windows-update-error-0x80070643\/#2_Check_internet_connection\" title=\"2. Check internet connection\">2. Check internet connection<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-5\" href=\"https:\/\/techmaina.com\/how-to-fix-windows-update-error-0x80070643\/#3_Close_all_other_programs\" title=\"3. Close all other programs\">3. Close all other programs<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-6\" href=\"https:\/\/techmaina.com\/how-to-fix-windows-update-error-0x80070643\/#4_Re-download_files\" title=\"4. Re-download files\">4. Re-download files<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-7\" href=\"https:\/\/techmaina.com\/how-to-fix-windows-update-error-0x80070643\/#5_Uninstall_and_reinstall_the_app\" title=\"5. Uninstall and reinstall the app\">5. Uninstall and reinstall the app<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-8\" href=\"https:\/\/techmaina.com\/how-to-fix-windows-update-error-0x80070643\/#6_Pause_the_current_download_and_update\" title=\"6. Pause the current download and update\">6. Pause the current download and update<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-9\" href=\"https:\/\/techmaina.com\/how-to-fix-windows-update-error-0x80070643\/#7_Run_Windows_Update_Troubleshooter\" title=\"7. Run Windows Update Troubleshooter\">7. Run Windows Update Troubleshooter<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-10\" href=\"https:\/\/techmaina.com\/how-to-fix-windows-update-error-0x80070643\/#8_Restart_the_Computer\" title=\"8. Restart the Computer\">8. Restart the Computer<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-11\" href=\"https:\/\/techmaina.com\/how-to-fix-windows-update-error-0x80070643\/#9_Install_the_latest_NET_Framework\" title=\"9. Install the latest .NET Framework\">9. Install the latest .NET Framework<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-12\" href=\"https:\/\/techmaina.com\/how-to-fix-windows-update-error-0x80070643\/#10_Run_the_NET_Framework_Repair_Tool\" title=\"10. Run the .NET Framework Repair Tool\">10. Run the .NET Framework Repair Tool<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-13\" href=\"https:\/\/techmaina.com\/how-to-fix-windows-update-error-0x80070643\/#11_Disable_Antivirus_Software\" title=\"11. Disable Antivirus Software\">11. Disable Antivirus Software<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-14\" href=\"https:\/\/techmaina.com\/how-to-fix-windows-update-error-0x80070643\/#12_Perform_SFC_scan\" title=\"12. Perform SFC scan\">12. Perform SFC scan<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-15\" href=\"https:\/\/techmaina.com\/how-to-fix-windows-update-error-0x80070643\/#13_Restart_Windows_Installer\" title=\"13. Restart Windows Installer\">13. Restart Windows Installer<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-16\" href=\"https:\/\/techmaina.com\/how-to-fix-windows-update-error-0x80070643\/#The_Final_Word\" title=\"The Final Word\">The Final Word<\/a><\/li><\/ul><\/nav><\/div>\n<h2><span class=\"ez-toc-section\" id=\"Causes_of_Windows_Update_Error_0x80070643\"><\/span><strong>Causes of Windows Update Error 0x80070643<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>The error message 0x80070643 is usually the result of improperly configured system settings, corrupted drivers, malware or virus infection, corrupted or missing system files, or an old version of a program that was not properly removed when a new version was downloaded.<\/p>\n<p>Error 0x80070643 can also occur when a Windows computer or tablet is turned off incorrectly or disconnected from a power source during use.<\/p>\n<p>If you think you have malware on your computer, run your antivirus software to find and remove it before doing anything else.<\/p>\n<h2><span class=\"ez-toc-section\" id=\"How_to_Solve_Error_0x80070643\"><\/span><strong>How to Solve Error 0x80070643<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p><img decoding=\"async\" class=\"aligncenter wp-image-17512 size-full\" title=\"How to solve Error 0x80070643\" src=\"https:\/\/techmaina.com\/wp-content\/uploads\/2022\/04\/How-to-solve-Error-0x80070643-1.jpg\" alt=\"How to solve Error 0x80070643\" width=\"700\" height=\"367\" srcset=\"https:\/\/techmaina.com\/wp-content\/uploads\/2022\/04\/How-to-solve-Error-0x80070643-1.jpg 700w, https:\/\/techmaina.com\/wp-content\/uploads\/2022\/04\/How-to-solve-Error-0x80070643-1-300x157.jpg 300w, https:\/\/techmaina.com\/wp-content\/uploads\/2022\/04\/How-to-solve-Error-0x80070643-1-150x79.jpg 150w, https:\/\/techmaina.com\/wp-content\/uploads\/2022\/04\/How-to-solve-Error-0x80070643-1-696x365.jpg 696w\" sizes=\"(max-width: 700px) 100vw, 700px\" \/><\/p>\n<p>If an error 0x80070643 occurs on your device, here are some ways to solve error 0x80070643 that you can try until the message disappears and the update is successful:<\/p>\n<h3><span class=\"ez-toc-section\" id=\"1_Retry_the_installation\"><\/span><strong>1. Retry the installation<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>Sometimes, trying to install or update again will work.<\/p>\n<p>This is how to solve error 0x80070643 on Windows 10 or other versions which is quite easy and can solve the problem immediately.<\/p>\n<p>So it&#8217;s worth trying at least one more time before proceeding with further troubleshooting.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"2_Check_internet_connection\"><\/span><strong>2. Check internet connection<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>If the update requires a connection to an online server, then a problematic internet connection can stop the installation process.<\/p>\n<p>If the internet speed test shows a weak connection, there are several ways to fix a slow internet connection.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"3_Close_all_other_programs\"><\/span><strong>3. Close all other programs<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>Sometimes running other programs can affect updates or installations by accessing important files and using up device resources.<\/p>\n<p>Close all open programs on your Windows laptop, and close any programs that might be running in the background (like Zoom, Telegram, etc).<\/p>\n<h3><span class=\"ez-toc-section\" id=\"4_Re-download_files\"><\/span><strong>4. Re-download files<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>If you download an update or app and it shows the error message 0x80070643, the file may be corrupted during the download process.<\/p>\n<p>Download it again to see if that fixes the problem.<\/p>\n<p>Delete the original files you downloaded first so you don&#8217;t accidentally install those files instead of the new download.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"5_Uninstall_and_reinstall_the_app\"><\/span><strong>5. Uninstall and reinstall the app<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>If error 0x80070643 occurs during an app update, the existing version of the app may be corrupt.<\/p>\n<p>Use the Windows uninstaller to remove the program, then reinstall it.<\/p>\n<p>The latest version must be installed so you don&#8217;t need to update it.<\/p>\n<p>To quickly uninstall an app in Windows 10, right-click its name in the Start Menu and select Uninstall.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"6_Pause_the_current_download_and_update\"><\/span><strong>6. Pause the current download and update<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>Other downloads and updates may interfere with the application you are trying to update.<\/p>\n<p>In Windows 10, open the<a href=\"https:\/\/www.microsoft.com\/en-in\/store\/apps\/windows\" target=\"_blank\" rel=\"noopener\"> Microsoft Store app<\/a> and select the ellipse (\u2026) in the upper right corner, then select Downloads and updates.<\/p>\n<p>Make sure no other apps are updated or installed, then try the installation again.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"7_Run_Windows_Update_Troubleshooter\"><\/span><strong>7. Run Windows Update Troubleshooter<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>Windows Update Troubleshooter scans for and fixes problems related to the operating system and application updates.<\/p>\n<p>On Windows 10, go to Settings &gt; Update &amp; Security &gt; Troubleshooter &gt; Windows Update and select Run Troubleshooter .<\/p>\n<p>Tip: If you see error 0x80070643 when running, installing, or updating relatively old software, run the Program Compatibility Troubleshooter, which can be found on the same screen as the Windows Update Troubleshooter.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"8_Restart_the_Computer\"><\/span><strong>8. <a href=\"https:\/\/techmaina.com\/how-to-restart-windows-10\/\" target=\"_blank\" rel=\"noopener\">Restart the Computer<\/a><\/strong><span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>Rebooting a Windows PC can fix various problems on a Windows laptop or computer.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"9_Install_the_latest_NET_Framework\"><\/span><strong>9. Install the latest .NET Framework<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>A corrupted .NET Framework can cause installation and update errors.<\/p>\n<p>Make sure the latest .NET Framework update from Microsoft is installed on the computer.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"10_Run_the_NET_Framework_Repair_Tool\"><\/span><strong>10. Run the .NET Framework Repair Tool<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>If you have the latest .NET Framework update and you&#8217;re still getting error 0x80070643, run the .NET Framework Repair Tool.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"11_Disable_Antivirus_Software\"><\/span><strong>11. <a href=\"https:\/\/techmaina.com\/how-to-turn-off-avast-antivirus-or-temporarily-disable\/\" target=\"_blank\" rel=\"noopener\">Disable Antivirus Software<\/a><\/strong><span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>Antivirus programs are notorious for causing conflicts with application installations and system functions.<\/p>\n<p>Turn off any software you have installed, then try updating or installing again.<\/p>\n<p>Tip: Restart your antivirus program after you have completed this task.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"12_Perform_SFC_scan\"><\/span><strong>12. Perform SFC scan<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>An SFC scan can detect and repair corrupted system files on a computer.<\/p>\n<p>To run a scan, open Command Prompt, type sfc \/scannow, then press Enter.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"13_Restart_Windows_Installer\"><\/span><strong>13. Restart Windows Installer<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>The Windows Installer error sometimes results in error 0x80070643.<\/p>\n<p>Open Windows Services and select Windows Installer once to highlight it, then select the Restart link on the left.<\/p>\n<h2><span class=\"ez-toc-section\" id=\"The_Final_Word\"><\/span><strong>The Final Word<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>That&#8217;s how to solve error 0x80070643 in Windows 10 for any type of laptop.<\/p>\n<p>Hopefully, this short guide can help you solve errors that occur on your Windows laptop.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>What to do when you get the windows update error 0x80070643 while updating? When Windows updates fail to install, error code 0x80070643 may appear as follows: Failed to install on ( date ) \u2013 0x80070643 Error 0x80070643 can also occur when you install or update any of the Windows applications. Note: The instructions in this [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":17514,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"tdm_status":"","tdm_grid_status":"","footnotes":""},"categories":[5],"tags":[3230],"class_list":{"0":"post-17507","1":"post","2":"type-post","3":"status-publish","4":"format-standard","5":"has-post-thumbnail","7":"category-computer","8":"tag-windows-update-error-0x80070643"},"_links":{"self":[{"href":"https:\/\/techmaina.com\/wp-json\/wp\/v2\/posts\/17507","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/techmaina.com\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/techmaina.com\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/techmaina.com\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/techmaina.com\/wp-json\/wp\/v2\/comments?post=17507"}],"version-history":[{"count":9,"href":"https:\/\/techmaina.com\/wp-json\/wp\/v2\/posts\/17507\/revisions"}],"predecessor-version":[{"id":21303,"href":"https:\/\/techmaina.com\/wp-json\/wp\/v2\/posts\/17507\/revisions\/21303"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/techmaina.com\/wp-json\/wp\/v2\/media\/17514"}],"wp:attachment":[{"href":"https:\/\/techmaina.com\/wp-json\/wp\/v2\/media?parent=17507"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/techmaina.com\/wp-json\/wp\/v2\/categories?post=17507"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/techmaina.com\/wp-json\/wp\/v2\/tags?post=17507"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}