2021年9月.NET 5.0.10 x64客户端更新安装失败，错误代码0x80070643，为何无法成功安装呢？

上周五日常检查系统更新（强迫症晚期） 出现一项更新：2021-09 .NET 5.0.10 Update for x64 Client (KB5006192) details: https://www.catalog.update.microsoft.com/ScopedViewInline.aspx?updateid=b1959051-6825-4a1c-8dc5-7974d505040f 等待更新后，提示这样一个错误：0x80070643 目前在网上，暂无搜到相关解决方案，但我根据该链接给出的脚本内容中的路径 SoftwareDistributionDownload 得到启发：DISM命令手动安装解决Win10安装更新失败错误代码0x80070643的问题 根据这个路径，找到 C:\Windows\SoftwareDistribution\Download\Install 目录，看到该目录下有个 windowsdesktop-runtime-5.0.10-win-x64.exe， 双击运行 windowsdesktop-runtime-5.0.10-win-x86.exe ，报错： 点击查阅日志文件： [20E8:1B98][2021-11-08T09:55:19]i001: Burn v3.14.0.4118, Windows v10.0 (Build 19042: Service Pack 0), path: C:\Windows\Temp\{7EE31960-AD75-473A-85E0-37918BF763D3}\.cr\windowsdesktop-runtime-5.0.10-win-x86.exe [20E8:1B98][2021-11-08T09:55:19]i000: Initializing string variable 'DOTNETHOME' to value '[ProgramFilesFolder]dotnet' [20E8:1B98][2021-11-08T09:55:19]i000: Initializing string variable 'BUNDLEMONIKER' to value 'Microsoft Windows Desktop Runtime - 5.0.10 (x86)' [20E8:1B98][2021-11-08T09:55:19]i000: Initializing string variable 'PRODUCT_NAME' to value 'Microsoft Windows Desktop Runtime - 5.0.10 (x86)' [20E8:1B98][2021-11-08T09:55:19]i000: Initializing string variable 'LINK_PREREQ_PAGE' to value 'https://go.microsoft.com/fwlink/?linkid=846817' [20E8:1B98][2021-11-08T09:55:19]i009: Command Line: '-burn.clean.room=C:\Windows\SoftwareDistribution\Download\Install\windowsdesktop-runtime-5.0.10-win-x86.exe -burn.filehandle.attached=592 -burn.filehandle.self=588' [20E8:1B98][2021-11-08T09:55:19]i000: Setting string variable 'WixBundleOriginalSource' to value 'C:\Windows\SoftwareDistribution\Download\Install\windowsdesktop-runtime-5.0.10-win-x86.exe' [20E8:1B98][2021-11-08T09:55:19]i000: Setting string variable 'WixBundleOriginalSourceFolder' to value 'C:\Windows\SoftwareDistribution\Download\Install\' [20E8:1B98][2021-11-08T09:55:19]i000: Setting string variable 'WixBundleLog' to value 'C:\Users\ADMINI~1\AppData\Local\Temp\Microsoft_Windows_Desktop_Runt