When attempting to do a system restore you may receive error message "System restore failed while restoring the directory from the restore point. Source: Appx staging" 0x80070091. Perform the following to resolve the error.
- Boot into safe mode
- Open up a Command Prompt and type the following command:
cd "C:\Program Files" takeown /f WindowsApps icacls WindowsApps /grant Administrators:F attrib WindowsApps -h rename WindowsApps WindowsApps-renamed
- Exit the Command Prompt window and run the System Restore again. The system restore will complete successfully and boot into Windows normally. No programs or data will be lost except the ones before the system restore point.
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