{"id":7845,"date":"2024-12-06T13:15:59","date_gmt":"2024-12-06T13:15:59","guid":{"rendered":"https:\/\/outbyte.com\/blog\/?p=7845"},"modified":"2025-07-31T10:29:09","modified_gmt":"2025-07-31T10:29:09","slug":"proven-fixes-for-windows-update-error-0x80070643","status":"publish","type":"post","link":"https:\/\/outbyte.com\/blog\/proven-fixes-for-windows-update-error-0x80070643\/","title":{"rendered":"Proven Fixes for Windows Update Error 0x80070643"},"content":{"rendered":"\n<p>Windows Update Error 0x80070643 occurs during the installation of a cumulative update and can be caused by various factors. Possible causes include a corrupted Windows Update database, the need for .NET framework requires repair, or a missing system file triggering the error.<br><br>The first step is to examine the operating system and install the most recent version of .NET Framework. If that doesn\u2019t work, running SFC, installing updates manually, and updating Windows Defender manually should help. In this article, we will show you different methods to resolve the install error \u2013 0x80070643.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"What_Is_Error_0x80070643\"><\/span>What Is Error 0x80070643?<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p>Basically, the Windows Update Error 0x80070643 is one of those common errors that always seem to appear on time for installation, especially for certain cumulative updates or updates concerning the .NET Framework. Alternatively, this means that if this happens, it fails to install itself into your system. That would leave your system either vulnerable or deprived from some kinds of performance improvements.<\/p>\n\n\n\n<p>Here are some of the error messages you might encounter: <\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>2018-11 Update for Windows 10\/11 Version 1803 for x64-based Systems (KB4023057) \u2013 Error 0x80070643.<\/li>\n\n\n\n<li>Update for windows 10 version 1511 for x64-based systems (kb3106246) \u2013 Error 0x80070643. <\/li>\n\n\n\n<li>Failed to install on (date) \u2013 0x80070643.<\/li>\n\n\n\n<li>Error 0x80070643 Failed to install MSI package.<\/li>\n<\/ul>\n\n\n\n<p>There are different variations to this error notification, but they all mean the same thing: the update installation has failed and you won\u2019t be able to proceed without fixing the error first. In this article on <a href=\"https:\/\/outbyte.com\/\">Outbyte<\/a> we\u2019ve put together a comprehensive guide to resolve the Windows Update error 0x80070643.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"What_Causes_Windows_1011_Update_Error_0x80070643\"><\/span>What Causes Windows 10\/11 Update Error 0x80070643?<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p>Understanding the various causes of Windows Update Error 0x80070643 is crucial for effective troubleshooting.<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><em>Corrupted or incomplete update files<\/em>: Sometimes, the update files are either not downloaded or not installed properly, which leads to this type of error.<\/li>\n\n\n\n<li><em>Issues of the.NET Framework<\/em>: Sometimes, its updates develop incompatibility or get corrupted.<\/li>\n\n\n\n<li><em>Interference by antivirus or security software<\/em>: Sometimes, these tools may mark update processes as malignant.<\/li>\n\n\n\n<li><em>Faulty Windows Update service<\/em>: Sometimes, an error like 0x80070643 is thrown when the update service is not working as expected.<\/li>\n<\/ul>\n\n\n\n<figure class=\"wp-block-image size-full is-resized\"><img loading=\"lazy\" decoding=\"async\" width=\"960\" height=\"640\" src=\"https:\/\/outbyte.com\/blog\/wp-content\/uploads\/Old-BSOD.webp\" alt=\"0x80070643\" class=\"wp-image-9595\" style=\"width:461px;height:auto\" srcset=\"https:\/\/outbyte.com\/blog\/wp-content\/uploads\/Old-BSOD.webp 960w, https:\/\/outbyte.com\/blog\/wp-content\/uploads\/Old-BSOD-300x200.webp 300w, https:\/\/outbyte.com\/blog\/wp-content\/uploads\/Old-BSOD-768x512.webp 768w\" sizes=\"auto, (max-width: 960px) 100vw, 960px\" \/><\/figure>\n\n\n\n<blockquote class=\"wp-block-quote is-layout-flow wp-block-quote-is-layout-flow\">\n<p>Read about similar Windows Update Errors: <\/p>\n\n\n\n<p><a href=\"https:\/\/outbyte.com\/blog\/proven-fixes-for-windows-update-error-0x80070643\/\" target=\"_blank\" rel=\"noreferrer noopener\">Update Error 0x80070643<\/a><\/p>\n\n\n\n<p><a href=\"https:\/\/outbyte.com\/blog\/proven-fixes-for-windows-update-error-0x80070643\/\"><\/a><a href=\"https:\/\/outbyte.com\/blog\/how-to-fix-0x8007025d-0x2000c-windows-upgrade-error\/\" target=\"_blank\" rel=\"noreferrer noopener\">Error 0x8007025D-0x2000C<\/a><\/p>\n\n\n\n<p><a href=\"https:\/\/outbyte.com\/blog\/how-to-fix-windows-11-install-error-0x80070103\/\" target=\"_blank\" rel=\"noreferrer noopener\">Error 0x80070103<\/a><\/p>\n<\/blockquote>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Steps_to_Fix_Install_Error_%E2%80%93_0x80070643\"><\/span>Steps to Fix Install Error \u2013 0x80070643<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<h3 class=\"wp-block-heading has-normal-font-size\"><span class=\"ez-toc-section\" id=\"Step_1_Restart_Your_Computer\"><\/span>Step 1: Restart Your Computer<span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<p>Sometimes, rebooting your computer alone solves many problems. Whenever you install a fresh update or application, Windows may require one to restart the system. However, one may ignore the instruction. Ignoring it may cause complications such as those log file errors.<\/p>\n\n\n\n<p>Navigate to <strong>Start &gt; Power &gt; Restart<\/strong> to reboot your computer, as a simple restart can often resolve update errors.<\/p>\n\n\n\n<h3 class=\"wp-block-heading has-normal-font-size\"><span class=\"ez-toc-section\" id=\"Step_2_Retry_the_Installation\"><\/span>Step 2: Retry the Installation<span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<p>Reinstalling it might succeed this time. This is worth a try before delving deep into advanced troubleshooting techniques.<\/p>\n\n\n\n<h3 class=\"wp-block-heading has-normal-font-size\"><span class=\"ez-toc-section\" id=\"Step_3_Re-download_the_Installation_File\"><\/span>Step 3: Re-download the Installation File<span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<p>Error code 0x80070643 includes some update errors like (kb3122947) and (kb4023057), where the problem can be with a corrupt installation file. Sometimes, getting the file again can fix the problem.<\/p>\n\n\n\n<p class=\"has-small-font-size\">Before you download it again:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Have appropriate and smooth internet connectivity to avoid potential disruption.<\/li>\n\n\n\n<li>Delete the source file to prevent the reinstalling of the same faulty version.<\/li>\n\n\n\n<li>Following this procedure would speed up the process of fixing this, and further into troubleshooting, you will not need to go.<\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Step_4_Use_the_System_File_Checker\"><\/span>Step 4: Use the System File Checker<span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<p>Sometimes corrupt system files conflict with the update process. Use SFC to scan and fix them.<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Press <kbd>Windows<\/kbd> + <kbd>X<\/kbd> and open Command Prompt (Admin) or Windows Terminal (Admin).<\/li>\n\n\n\n<li class=\"has-primary-color has-text-color has-link-color wp-elements-89ea8f9cc41e338f11bc0206ca7c4c67\">Type the following command and press Enter: <code class=\"inline\">sfc \/scannow<\/code>.<\/li>\n\n\n\n<li>Let the tool accomplish its scan and fix any results it may detect.<\/li>\n<\/ul>\n\n\n\n<p>When done, restart your PC and try updating again.<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"491\" height=\"210\" src=\"https:\/\/outbyte.com\/blog\/wp-content\/uploads\/image1-12.webp\" alt=\"0x80070643 error\" class=\"wp-image-7873\" srcset=\"https:\/\/outbyte.com\/blog\/wp-content\/uploads\/image1-12.webp 491w, https:\/\/outbyte.com\/blog\/wp-content\/uploads\/image1-12-300x128.webp 300w\" sizes=\"auto, (max-width: 491px) 100vw, 491px\" \/><\/figure>\n\n\n\n<h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Step_5_Reset_Windows_Update_Components\"><\/span>Step 5: Reset Windows Update Components<span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<p>If the error 0x80070643 is still appearing, then resetting the rest of the Windows Update components may be helpful. Apply the steps below:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Press <kbd>Windows<\/kbd> + <kbd>R<\/kbd> and open the Run dialog box. <\/li>\n\n\n\n<li>In the text field, type <code class=\"inline\">cmd<\/code> and press <kbd>Ctrl<\/kbd>+<kbd>Shift<\/kbd>+<kbd>Enter<\/kbd> to launch Command Prompt as administrator.<\/li>\n\n\n\n<li>Then, enter the subsequent commands one by one with an <kbd>Enter<\/kbd> after every single command:<\/li>\n<\/ul>\n\n\n\n<pre class=\"wp-block-code\"><code>net stop wuauserv  \nnet stop cryptSvc  \nnet stop bits  \nnet stop msiserver  \nRen C:\\Windows\\SoftwareDistribution SoftwareDistribution.old  \nRen C:\\Windows\\System32\\catroot2 Catroot2.old  \nnet start wuauserv  \nnet start cryptSvc  \nnet start bits  \nnet start msiserver<\/code><\/pre>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Type <code class=\"inline\">exit<\/code> and press the <kbd>Enter<\/kbd> key to close the Command Prompt. <\/li>\n\n\n\n<li>After that, install the update once again to check if the error has been resolved.<\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Step_6_Rename_the_SoftwareDistribution_Folder\"><\/span>Step 6: Rename the SoftwareDistribution Folder<span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<p>Renaming the SoftwareDistribution folder is another solution which may work for error 0x80070643. This can be helpful if some updates registration has gone bad or in cases related to faulty .NET Framework.<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Press the hotkey <kbd>Windows<\/kbd> + <kbd>R<\/kbd> to open the Run dialog box. <\/li>\n\n\n\n<li>Press <kbd>WIN<\/kbd> + <kbd>S<\/kbd>, type <code class=\"inline\">cmd<\/code>, and once in the Command Prompt dialog, press <kbd>Ctrl<\/kbd> + <kbd>Shift<\/kbd> + <kbd>Enter<\/kbd>. Command Prompt opens as administrator. <\/li>\n\n\n\n<li>Next: proceed with the following commands one by one by pressing <kbd>Enter<\/kbd> after each:&nbsp;&nbsp;<\/li>\n<\/ul>\n\n\n\n<pre class=\"wp-block-code\"><code>net stop wuauserv\nnet stop bits&nbsp;&nbsp;\nrename c:\\windows\\SoftwareDistribution SoftwareDistribution.bak&nbsp;&nbsp;\nnet start wuauserv&nbsp;&nbsp;\nnet start bits<\/code><\/pre>\n\n\n\n<p>Once complete, try installing the update again.<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"600\" height=\"255\" src=\"https:\/\/outbyte.com\/blog\/wp-content\/uploads\/image3-7.webp\" alt=\"windows update 0x80070643\" class=\"wp-image-7875\" srcset=\"https:\/\/outbyte.com\/blog\/wp-content\/uploads\/image3-7.webp 600w, https:\/\/outbyte.com\/blog\/wp-content\/uploads\/image3-7-300x128.webp 300w\" sizes=\"auto, (max-width: 600px) 100vw, 600px\" \/><\/figure>\n\n\n\n<h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Step_7_Clear_the_Catroot_Folders\"><\/span>Step 7: Clear the Catroot Folders<span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<p>The Catroot and Catroot2 folders are essential for the Windows Update process. If error 0x80070643 appears, resetting the Catroot2 folder might resolve the issue. Follow these steps:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Press <kbd>Windows<\/kbd> + <kbd>R<\/kbd> to launch the Run dialog box. <\/li>\n\n\n\n<li>Type <code class=\"inline\">cmd<\/code>, then <kbd>Ctrl <\/kbd>+ <kbd>Shift<\/kbd> + <kbd>Enter<\/kbd> to run Command Prompt as an administrator. Type the following commands one by one and press <kbd>Enter<\/kbd>:<\/li>\n<\/ul>\n\n\n\n<pre class=\"wp-block-code\"><code>net stop cryptsvc&nbsp;&nbsp;\nmd %systemroot%\\system32\\catroot2.old&nbsp;&nbsp;\nxcopy %systemroot%\\system32\\catroot2 %systemroot%\\system32\\catroot2.old \/s<\/code><\/pre>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Delete all contents in the catroot2 folder. <\/li>\n\n\n\n<li>Return to the Command Prompt and type: <code class=\"inline\">net start cryptsvc<\/code>. <\/li>\n\n\n\n<li>Restart Windows Update, and the Catroot folder will reset automatically.<\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Step_8_Manually_Install_the_Updates\"><\/span>Step 8: Manually Install the Updates<span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<p>Install it manually if the auto-updates do not work. To do so,&nbsp;<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Open File Explorer from the Taskbar, then This PC.<\/li>\n\n\n\n<li>Right-click anywhere in the open window space and select Properties from the shortcut menu.<\/li>\n\n\n\n<li>Under System, see System type: whether it is 32-bit or 64-bit.<\/li>\n\n\n\n<li>Launch it and find the update that&#8217;s causing an issue for you, as it usually starts with KB, and copy the identifier of the update.&nbsp;<\/li>\n\n\n\n<li>Go to the Microsoft Update Catalog, paste the identifier of the update in the search box, and download the right version-be it x86 for 32-bit or x64 for 64-bit. Manually download and install the update.<\/li>\n<\/ul>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"813\" height=\"560\" src=\"https:\/\/outbyte.com\/blog\/wp-content\/uploads\/image2-10.webp\" alt=\"windows update error 0x80070643\" class=\"wp-image-7877\" style=\"aspect-ratio:3\/2;object-fit:cover\" srcset=\"https:\/\/outbyte.com\/blog\/wp-content\/uploads\/image2-10.webp 813w, https:\/\/outbyte.com\/blog\/wp-content\/uploads\/image2-10-300x207.webp 300w, https:\/\/outbyte.com\/blog\/wp-content\/uploads\/image2-10-768x529.webp 768w\" sizes=\"auto, (max-width: 813px) 100vw, 813px\" \/><\/figure>\n\n\n\n<h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Step_9_Disable_Third-Party_Antivirus_Temporarily\"><\/span>Step 9: Disable Third-Party Antivirus Temporarily<span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<p>Third-party antivirus solutions may interfere with update processes. Turning them off temporarily can help get around this.<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Locate the icon of your antivirus in the system tray.<\/li>\n\n\n\n<li>Right-click and choose Disable or Pause Protection.<\/li>\n\n\n\n<li>Re-run the update procedure and then turn your antivirus back on.<\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Step_10_Repair_or_Reinstall_the_NET_Framework\"><\/span>Step 10: Repair or Reinstall the .NET Framework<span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<p>It might also be a symptom of errors in the .NET Framework. Repair or its reinstalling can also repair the 0x80070643 error.<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Open the Control Panel and click the option that says Programs and Features.<\/li>\n\n\n\n<li>Click on &#8220;.NET Framework&#8221; entry, then click Repair if available otherwise click Uninstall.<\/li>\n\n\n\n<li>Go to Microsoft&#8217;s official website and download .NET Framework. Then, after downloading, reinstall it.<\/li>\n<\/ul>\n\n\n\n<p>Make those changes and then reboot to see if that error goes away or does not.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Step_11_Run_the_Windows_Update_Troubleshooter\"><\/span>Step 11: Run the Windows Update Troubleshooter<span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<p>Windows contains a built-in troubleshooter that can automatically detect and fix problems with updates.<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Open Settings with <kbd>Windows<\/kbd> + <kbd>I<\/kbd>.<\/li>\n\n\n\n<li>Open Update &amp; Security, then click on Troubleshoot on the left side.<\/li>\n\n\n\n<li>Select Additional Troubleshooters and then choose Windows Update.<\/li>\n\n\n\n<li>Click Run the Troubleshooter and follow the prompts.<\/li>\n<\/ul>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"591\" height=\"462\" src=\"https:\/\/outbyte.com\/blog\/wp-content\/uploads\/image4-5.webp\" alt=\"download error - 0x80070643\" class=\"wp-image-7879\" srcset=\"https:\/\/outbyte.com\/blog\/wp-content\/uploads\/image4-5.webp 591w, https:\/\/outbyte.com\/blog\/wp-content\/uploads\/image4-5-300x235.webp 300w\" sizes=\"auto, (max-width: 591px) 100vw, 591px\" \/><\/figure>\n\n\n\n<p>The troubleshooter will scan for issues and attempt to fix them.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Step_12_Optimize_Your_PC_for_Stability\"><\/span>Step 12: Optimize Your PC for Stability<span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<p>In the event the error persists, then optimization of your PC is one handy way to deal with the root cause of the problem. Running a trustworthy PC optimization software like <a href=\"https:\/\/outbyte.com\/software\/pc-repair\/?m=site_blog_article_pcr_pplink&amp;utm_source=outbyte&amp;utm_medium=blog&amp;utm_campaign=article_pcr_pplink&amp;utm_term=Outbyte+PC+Repair&amp;utm_content=\/blog\/proven-fixes-for-windows-update-error-0x80070643\/\" target=\"_blank\" rel=\"noreferrer noopener\">Outbyte PC Repair<\/a> will clean unnecessary files, repair registry errors, smoothening performance that may sort out update-related problems.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"FAQs\"><\/span>FAQs<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<details class=\"wp-block-details is-layout-flow wp-block-details-is-layout-flow\"><summary><strong>1. What is error 0x80070643?<\/strong><\/summary>\n<p>That is, several failures to install Windows updates, probably connected with file corruption, problematic .NET Framework, or interference on the part of antivirus.<\/p>\n<\/details>\n\n\n\n<details class=\"wp-block-details is-layout-flow wp-block-details-is-layout-flow\"><summary><strong>2. Can the 0x80070643 error be fixed without reinstalling Windows?<\/strong><\/summary>\n<p>Typically, one of the above steps resolves the problem; either updating the service or repairing .NET Framework should do it.<\/p>\n<\/details>\n\n\n\n<details class=\"wp-block-details is-layout-flow wp-block-details-is-layout-flow\"><summary><strong>3. Why does the .NET Framework produce update errors?<\/strong><\/summary>\n<p>Conflicting files from a previous or damaged version of the framework interfere with the updates.<\/p>\n<\/details>\n\n\n\n<details class=\"wp-block-details is-layout-flow wp-block-details-is-layout-flow\"><summary><strong>4. Should I turn off my antivirus during updates?<\/strong><\/summary>\n<p>Also, try disabling third-party antivirus software, if it may interfere with the update; remember to enable it again after updating for security.<\/p>\n<\/details>\n\n\n\n<details class=\"wp-block-details is-layout-flow wp-block-details-is-layout-flow\"><summary><strong>5. How to avoid update errors in the future?<\/strong><\/summary>\n<p>Keep your system optimized: Use utilities like <a href=\"https:\/\/outbyte.com\/software\/driver-updater?m=site_blog_article_du_pplink&amp;utm_source=outbyte&amp;utm_medium=blog&amp;utm_campaign=article_du_pplink&amp;utm_term=Outbyte+Driver+Updater&amp;utm_content=\/blog\/proven-fixes-for-windows-update-error-0x80070643\/\" target=\"_blank\" rel=\"noreferrer noopener\">Outbyte Driver Updater<\/a> to update drivers from time to time, install Windows updates regularly.<\/p>\n<\/details>\n\n\n\n<p><\/p>\n","protected":false},"excerpt":{"rendered":"<p>Windows Update Error 0x80070643 occurs during the installation of a cumulative update and can be caused by various factors. Possible causes include a corrupted Windows Update database, the need for .NET framework requires repair, or a missing system file triggering the error. The first step is to examine the operating system and install the most&#8230; <a href=\"https:\/\/outbyte.com\/blog\/proven-fixes-for-windows-update-error-0x80070643\/\" target=\"_blank\">Read more.<\/a><\/p>\n","protected":false},"author":27,"featured_media":7907,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[9,11],"tags":[67,61],"class_list":["post-7845","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-fixes","category-guides","tag-error-code","tag-windows-update-error"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.1.1 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>Proven Fixes for Windows Update Error 0x80070643 - Outbyte Official Blog<\/title>\n<meta name=\"description\" content=\"Basically, the Windows Update Error 0x80070643 is one of those common errors that always seem to appear on time for installation\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/outbyte.com\/blog\/proven-fixes-for-windows-update-error-0x80070643\/\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Proven Fixes for Windows Update Error 0x80070643 - 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