Antivirus software often flags MO2’s VFS technology as suspicious behavior because it "redirects" file paths. This can prevent MO2 from closing its hooks properly.
If the process is listed in the MO2 dialog but won't die: Antivirus software often flags MO2’s VFS technology as
Many modding tools perform cleanup operations after their windows close. xEdit, for example, saves backup files and logs. Give the process 30 seconds. If the countdown timer in the MO2 dialog reaches zero, MO2 will attempt to close anyway. Often, the process finishes naturally. xEdit, for example, saves backup files and logs
If you use (portable vs global), the VFS lock is per-instance. Waiting on an app from one instance won’t block another instance from opening—but closing the instance that launched the tool will still wait. Often, the process finishes naturally
If you’ve closed everything but MO2 is still stuck:
For modders, few things are as satisfying as a perfectly configured mod list and a stable game. Few things are as frustrating as a tool that refuses to cooperate. If you are reading this, you have likely encountered the persistent, looping notification that haunts the dreams of Skyrim, Fallout, and Oblivion modders alike: