If your registry cannot be restored manually, system file corruption might be preventing your PC from booting. You can repair these files directly from the recovery Command Prompt.
HKLM\System\CurrentControlSet\Control\Session Manager\Configuration Manager Use code with caution. regback copy not working
Navigate to > Advanced Options > Uninstall Updates . If your registry cannot be restored manually, system
The primary and most common reason for a "RegBack copy not working" error is not a bug, but a deliberate change Microsoft introduced starting with Windows 10 version 1803 (the April 2018 Update). Navigate to > Advanced Options > Uninstall Updates
To understand why the copy fails, you must understand how this folder has evolved.
Unhide system files by typing: attrib -h -s "C:\System Volume Information" /s /d
If you are experiencing the 0 KB file issue, you can restore the legacy auto-backup functionality. This will make Windows create usable backups again.