PUM.Optional.ForceActiveDesktopOn

Short bio

This is the detection of a potentially unwanted modification (PUM) on the registry that prevents users from disabling the Windows Active Desktop.

System modification

The following registry value data is modified:

Under
HKEY_CURRENT_USER\Software\Microsoft\Windows\
CurrentVersion\Policies\Explorer

From:
ForceActiveDesktopOn=0

To:
ForceActiveDesktopOn=1

Remediation

Malwarebytes can modify this registry value data back to its Windows default setting without user interaction.

Also, we advise users to do a full system scan as PUM.Optional.ForceActiveDesktopOn could have been added to the system by malware or PUP.