Do Not Delete

Windows AppRepository Database (C:\ProgramData\Microsoft\Windows\AppRepository)

Space: 100 MB – 500 MB windows Windows
Quick Answer: AppRepository contains state databases (StateRepository-machine.sdb) for UWP and Microsoft Store apps. DO NOT DELETE.

Bottom Line: DO NOT DELETE AppRepository. Deleting files in this folder corrupts Windows Package Manager and stops Microsoft Store & UWP apps (Start Menu, Settings, Calculator) from opening.

What is the AppRepository Folder?

Located at C:\ProgramData\Microsoft\Windows\AppRepository, this hidden directory contains SQLite databases (such as StateRepository-machine.sdb) that manage manifest registrations and app state for all UWP and MSIX applications on Windows 10 and Windows 11.

Can You Delete AppRepository?

❌ DO NOT DELETE.

  • Start Menu & Settings Crash: Deleting or altering permissions on AppRepository corrupts StateRepositoryService, resulting in dead Start Menu buttons and broken system apps.
  • Irreversible Corruption: Often requires a full Windows OS repair re-installation to restore.

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