When Create Deploy USB Memory task does not successfully complete or is forcefully terminated, since DISM image is not unmounted, create Deploy USB Memory task fails in error.
When this error occurs, please unmount the mounted image.
1) Close the entire Windows Explorer.
2) Start command prompt with administrator authority.
3) Run the following command and monitor the mount status
C:\WINDOWS\system32> dism /get-mountedimageinfo Deploy Image service and Image Management Tool Version : 10.0.20348.1 Mounted Image: Mount Directory: C:\Windows\Temp\ADK10_amd64\mount Image File: C:\Windows\Temp\ADK10_amd64\media\sources\boot.wim Image Index: 1 Mount as Read-only / Writable: Yes Status: OK The task normally completed.
4) Run the following command and unmount the image.
C:\WINDOWS\system32> dism /Unmount-Wim /MountDir:C:\Windows\Temp\ADK10_amd64\mount /discard
- ActiveImage Deploy USB 4