{"id":26773,"date":"2022-06-17T16:24:42","date_gmt":"2022-06-17T10:54:42","guid":{"rendered":"http:\/\/198.58.113.91\/blog\/?p=26773"},"modified":"2022-06-17T16:25:11","modified_gmt":"2022-06-17T10:55:11","slug":"kb5007651-0x80070643-security-platform-update","status":"publish","type":"post","link":"https:\/\/www.winhelponline.com\/blog\/kb5007651-0x80070643-security-platform-update\/","title":{"rendered":"Error 0x80070643 Installing KB5007651 (Update for Windows Security platform)"},"content":{"rendered":"

Windows 11 users are seeing the error 0x80070643<\/code> (“Fatal error during installation”) when installing KB5007651 (Update for Windows Security platform) via Windows Update. Here’s the error message verbatim:<\/p>\n

Updates failed<\/strong>\r\n\r\nUpdate for Windows Security platform - KB5007651 (Version 1.0.2109.27002)\r\n\r\nInstall error - 0x80070643<\/pre>\n
\"kb5007651<\/p>\n
[Fix] Error 0x80070643 Installing KB5007651<\/h2>\n
Many users have indicated that the following steps helped them resolve the error 0x80070643 when installing KB5007651.<\/p>\n
Repair and Reset the Windows Security app<\/h3>\n
Repairing and resetting<\/a> the Windows Security app did the trick for many users.<\/p>\n
    \n
  1. Open Settings \u2192 Apps \u2192 Apps & Features.<\/li>\n
  2. Locate “Windows Security” app from the list.<\/li>\n
  3. Click on the three-dot menu adjacent to “Windows Security”, and click Advanced options.<\/li>\n
  4. Once there, click “Repair” and then click “Reset”.<\/li>\n<\/ol>\n
    Attempt to install the Windows update again.<\/p>\n
    \n
    Disable Antivirus Realtime Protection (temporarily)<\/h3>\n
    Disabling the real-time antivirus protection helped some users install the KB5007651 update successfully. If you’re using Windows Defender, follow these steps to disable realtime protection:<\/p>\n
      \n
    1. Launch the “Windows Security” app via Start.<\/li>\n
    2. Click on “Virus & Threat Protection”.<\/li>\n
    3. Under Virus & threat protection settings, click “Manage Settings”.<\/li>\n
    4. Turn off Real-time Protection.<\/li>\n
    5. Go to Windows Update & retry the KB5007651 update.<\/li>\n
    6. Once installed, re-enable the real-time protection.<\/li>\n<\/ol>\n
      Did one of the above methods help? Let’s know your comments below.<\/em><\/p>\n","protected":false},"excerpt":{"rendered":"
      Windows 11 users are seeing the error 0x80070643 (“Fatal error during installation”) when installing KB5007651 (Update for Windows Security platform) via Windows Update. Here’s the error message verbatim: Updates failed Update for Windows Security platform – KB5007651 (Version 1.0.2109.27002) Install error – 0x80070643 [Fix] Error 0x80070643 Installing KB5007651 Many users have indicated that the following … Read more<\/a><\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_jetpack_newsletter_access":"","_jetpack_dont_email_post_to_subs":false,"_jetpack_newsletter_tier_id":0,"_jetpack_memberships_contains_paywalled_content":false,"_jetpack_feature_clip_id":0,"_jetpack_memberships_contains_paid_content":false,"footnotes":"","jetpack_post_was_ever_published":false},"categories":[869],"tags":[191,688],"class_list":["post-26773","post","type-post","status-publish","format-standard","hentry","category-windows-11","tag-error-messages","tag-windows-update"],"jetpack_featured_media_url":"","jetpack_sharing_enabled":true,"jetpack-related-posts":[{"id":29595,"url":"https:\/\/www.winhelponline.com\/blog\/windows-security-health-service-started-stopped\/","url_meta":{"origin":26773,"position":0},"title":"Windows Security Service Started and then Stopped in Windows 11","author":"Ramesh","date":"November 2, 2022","format":false,"excerpt":"After installing the Windows 11 22H2 update, the Windows Security dialog may not launch. It may show a blank page, as shown below: Also, when you attempt to start the Windows Security Service (\"SecurityHealthService\") using the Services MMC console, the following error occurs: The Windows Security Service service on Local\u2026","rel":"","context":"In "Windows 11"","block_context":{"text":"Windows 11","link":"https:\/\/www.winhelponline.com\/blog\/category\/microsoft\/windows\/windows-11\/"},"img":{"alt_text":"securityhealth corelocation registry value","src":"https:\/\/i0.wp.com\/www.winhelponline.com\/blog\/wp-content\/uploads\/2022\/11\/securityhealth-corelocation.png?resize=350%2C200&ssl=1","width":350,"height":200,"srcset":"https:\/\/i0.wp.com\/www.winhelponline.com\/blog\/wp-content\/uploads\/2022\/11\/securityhealth-corelocation.png?resize=350%2C200&ssl=1 1x, https:\/\/i0.wp.com\/www.winhelponline.com\/blog\/wp-content\/uploads\/2022\/11\/securityhealth-corelocation.png?resize=525%2C300&ssl=1 1.5x, https:\/\/i0.wp.com\/www.winhelponline.com\/blog\/wp-content\/uploads\/2022\/11\/securityhealth-corelocation.png?resize=700%2C400&ssl=1 2x"},"classes":[]},{"id":5962,"url":"https:\/\/www.winhelponline.com\/blog\/windows-defender-update-error-0x80070643-definition-update-via-wu\/","url_meta":{"origin":26773,"position":1},"title":"Windows Defender Error 0x80070643 Updating Definitions","author":"Ramesh","date":"November 22, 2017","format":false,"excerpt":"When you attempt to update Windows Defender via Windows Update, error 0x80070643 may appear, and the definition updates fail to install. Here is the full error message: There were problems installing some updates, but we'll try again later. If you keep seeing this and want to search the web or\u2026","rel":"","context":"In "Windows"","block_context":{"text":"Windows","link":"https:\/\/www.winhelponline.com\/blog\/category\/microsoft\/windows\/"},"img":{"alt_text":"windows defender error 0x80070643","src":"https:\/\/i0.wp.com\/www.winhelponline.com\/blog\/wp-content\/uploads\/2017\/11\/defender-error-0x80070643.png?resize=350%2C200&ssl=1","width":350,"height":200,"srcset":"https:\/\/i0.wp.com\/www.winhelponline.com\/blog\/wp-content\/uploads\/2017\/11\/defender-error-0x80070643.png?resize=350%2C200&ssl=1 1x, https:\/\/i0.wp.com\/www.winhelponline.com\/blog\/wp-content\/uploads\/2017\/11\/defender-error-0x80070643.png?resize=525%2C300&ssl=1 1.5x, https:\/\/i0.wp.com\/www.winhelponline.com\/blog\/wp-content\/uploads\/2017\/11\/defender-error-0x80070643.png?resize=700%2C400&ssl=1 2x"},"classes":[]},{"id":69710,"url":"https:\/\/www.winhelponline.com\/blog\/kb5034441-error-0x80070643\/","url_meta":{"origin":26773,"position":2},"title":"KB5034441 Update error 0x80070643","author":"Ramesh","date":"January 10, 2024","format":false,"excerpt":"On many Windows 10 systems, the update KB5034441 (Windows Recovery Environment update for Windows 10 21H2 and 22H2) failed with the error code 0x80070643. 0x80070643 (\"ERROR_INSTALL_FAILURE\") is a generic error code which means \"Fatal error during installation.\" The DISM log may show the following entries: [16088] ImageUnmarshallHandle: Reconstituting wim at\u2026","rel":"","context":"In "Windows 10"","block_context":{"text":"Windows 10","link":"https:\/\/www.winhelponline.com\/blog\/category\/microsoft\/windows\/windows-10\/"},"img":{"alt_text":"KB5034441 wushowhide.diagcab","src":"https:\/\/i0.wp.com\/www.winhelponline.com\/blog\/wp-content\/uploads\/2024\/01\/wushowhide-winre-update.png?resize=350%2C200&ssl=1","width":350,"height":200,"srcset":"https:\/\/i0.wp.com\/www.winhelponline.com\/blog\/wp-content\/uploads\/2024\/01\/wushowhide-winre-update.png?resize=350%2C200&ssl=1 1x, https:\/\/i0.wp.com\/www.winhelponline.com\/blog\/wp-content\/uploads\/2024\/01\/wushowhide-winre-update.png?resize=525%2C300&ssl=1 1.5x"},"classes":[]},{"id":34505,"url":"https:\/\/www.winhelponline.com\/blog\/local-security-authority-protection-is-off\/","url_meta":{"origin":26773,"position":3},"title":"[Fix] Local Security Authority protection is off; device may be vulnerable","author":"Ramesh","date":"March 17, 2023","format":false,"excerpt":"When you enable the Local Security Authority protection in Windows Security \u2192 Device Security \u2192 Core isolation page on your Windows 11 22H2 (and higher) computer, the yellow exclamation continues to appear. 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Your device may be vulnerable.\" Update from Microsoft May 05,\u2026","rel":"","context":"In "Windows 11"","block_context":{"text":"Windows 11","link":"https:\/\/www.winhelponline.com\/blog\/category\/microsoft\/windows\/windows-11\/"},"img":{"alt_text":"lsa protection warning - registry settings","src":"https:\/\/i0.wp.com\/www.winhelponline.com\/blog\/wp-content\/uploads\/2023\/03\/lsa-protection-registry-setting.png?resize=350%2C200&ssl=1","width":350,"height":200,"srcset":"https:\/\/i0.wp.com\/www.winhelponline.com\/blog\/wp-content\/uploads\/2023\/03\/lsa-protection-registry-setting.png?resize=350%2C200&ssl=1 1x, https:\/\/i0.wp.com\/www.winhelponline.com\/blog\/wp-content\/uploads\/2023\/03\/lsa-protection-registry-setting.png?resize=525%2C300&ssl=1 1.5x"},"classes":[]},{"id":78048,"url":"https:\/\/www.winhelponline.com\/blog\/resize-winre-recovery-partition\/","url_meta":{"origin":26773,"position":4},"title":"How to Resize the Recovery Partition in Windows","author":"Ramesh","date":"March 6, 2025","format":false,"excerpt":"The Recovery partition stores Winre.wim, an image needed to boot into the Windows Recovery Environment (WinRE). 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