[Fix] “Windows Backup Failed to Get an Exclusive Lock on the EFI System Partition” Error

When you try to create a system image using Windows Backup on your computer, the following error occurs and backup procedure stalls.

0x8078011E avast efi system partition lock windows backup

Windows Backup failed to get an exclusive lock on the EFI system partition (ESP). This may happen if another application is using files on the ESP. Please retry the operation. (0x8078011E)

Additional information:
Access is denied. (0x80070005)

and

Check your backup. The last backup did not complete successfully.

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