tldr/pages/windows/uwfmgr.md

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uwfmgr

Unified Write Filter (UWF). Protect drives by redirecting any writes to the drive to a virtual overlay. Writes are discarded upon reboot unless committed by default. More information: https://learn.microsoft.com/windows/iot/iot-enterprise/customize/unified-write-filter.

  • Get the current status:

uwfmgr get-config

  • Set a drive as protected:

uwfmgr volume protect {{drive_letter}}:

  • Remove a drive from protection list:

uwfmgr volume unprotect {{drive_letter}}:

  • Enable or disable protection (Applies after reboot):

uwfmgr filter {{enable|disable}}

  • Commit changes of a file on protected drive:

uwfmgr file commit {{drive_letter:\path\to\file}}

  • Commit deletion of a file on protected drive:

uwfmgr file commit-delete {{drive_letter:\path\to\file}}