To fix QuickBooks restore failed, ensure that you have a valid backup file, close all running applications, restart your computer, and try the restore process again. Verify that you have a valid backup file by checking the file extension and ensuring it's not corrupted.Backup failed. Cannot remove log file Close all running applications and restart your computer to clear any temporary system glitches. For instant assistance contact to our QuickBooks Experts Team at +1(855)-738-0359