Microsoftwindowslanguagefeaturesbasiczhcnpackage 31bf3856ad364e35 Amd64 Cab Access
Your system is missing this basic language CAB. The "source" for Windows Features is the side-by-side (WinSxS) store, which houses this package.
sfc /scannow Then:
dism /online /remove-package /packagename:Microsoft-Windows-LanguageFeatures-Basic-zh-cn-package~31bf3856ad364e35~amd64~~10.0.19041.1 Removing this while zh-CN is the active display language will break the UI. Only remove if the user uses English (en-US) exclusively. 4. Troubleshooting: When This Package Breaks Because the Public Key Token ( 31bf3856ad364e35 ) forces strict signature verification, corruption is rare. However, issues arise in three scenarios: Error 1: DISM Error 0x800f081f - Source Not Found You try to add a Windows Feature (like the Simplified Chinese IME) and get: "The source files could not be found." Your system is missing this basic language CAB
The package is "staged" (present in WinSxS) but not "installed" (linked to the active OS). Remove the staged package, then re-add it: Only remove if the user uses English (en-US) exclusively