Now the file won’t be deleted even if you restart Windows. If you need to force a modified file to be saved to disk while the UWF filter is enabled, you need to run the command: Adding Unified Write Filter Exclusions on Windows 10 Unified Write Filter updated Windows result: REBOOT REQUIRED.

You can also install Windows updates without going into Servicing mode. You cannot do anything else in service mode.Īfter the updates are installed, the computer will automatically restart in normal mode with the UWF filter enabled. If you wish, you can log on to the computer under the UWF-Servicing account (the password for this user is unknown, but you can reset it).Īfter the UWF-Servicing user is automatically logged on, the uwfservicingshell.exe tool starts, which runs the Windows 10 servicing scripts. When performing system maintenance tasks (installing updates, updating antivirus signatures), you need to put your Windows device into a special UWF servicing mode:Īfter restarting, Windows will boot under the local UWF-Servicing account and automatically install available Windows updates (via Windows Update or approved WSUS updates), update antivirus signatures. Uwfmgr overlay get-availablespace Unified Write Filter Servicing on Windows 10 The current size of the data in the overlay can be displayed as follows:

How to filter files in windows 10