

To plan for next time, other methods of copying the NTUSER.DAT file include logging in as a different administrator account, or booting the machine in Safe Mode. 2 Bronze 2245 10-07-2021 12:23 AM Dell XPS 7390 Windows 11 Start Menu not working Hi, Upgraded my Dell XPS 7390 to Windows 11 during beta and found the start menu not working so I switched back to Windows 10. If you don't already have a recent backup copy of the NTUSER.DAT file, you'll need to look at a different method to fix the issue. If it is still in use while logged in as a different administrator, you'll need to reboot the computer to free the file from being in use. You should login as a different administrator account to restore the NTUSER.DAT file since that file can't be changed while it's in use. Press Wins + S to bring up the search bar and type Powershell. But, before you pull the trigger, remember that you may need to repeat the process if the problem persists in the future. Some example backup applications include: Comodo Backup, Acronis, Macrium, Intronis, etc. A temporary workaround when the Start Menu button is not working is to re-register the app using Windows PowerShell. You will needed to have used a 3rd Party application to backup this file since it normally cannot be backed up while in use. Instructions are on this webpage but uncheck the box "Hide protected operating system files" also: You will need to enable viewing of protected operating system files to see this file. The hidden system file NTUSER.DAT is located here: or, see below on suggestions for backing this file up for next time. If you do not have an earlier backup of the NTUSER.DAT file, please look at one of the other methods (steps) in this How-To. If you have an earlier but recent version of this file, you may fix the issue by replacing the NTUSER.DAT file with an earlier version.
DELL START MENU NOT WORKING INSTALL
I did a repair install and that corrected the problem for a few days. If I click on the Start button, nothing happens. The issue happens because the hidden system file NTUSER.DAT becomes corrupted. 1 Start menu not working The Windows 10 start menu has stopped working.
