Where is Plex installed?

End plex go to the ‘Services’ control panel of Windows and Stop the ‘Plex Update Service’ copy this folder and all its content to the new location C:Users<username>AppDataLocalPlex Media Server The copy process can take several hours if you have a fairly big library.

Where is Plex database stored Linux?

To back up your Plex library go to: \DISKSTATIONPlexLibraryApplication SupportPlex Media Server and backup everything except for the contents of the Plug-ins folder and plexmediaserver.