Occasionally Sonarr downloads a whole old season of a ended series, I presume because someone has posted a better quality version. Normally, I don’t want this to happen, so I’d like a way to turn off monitoring for series that have ended. There’s no UI based way to do this.

Get  yourself DB Browser for SQL Lite, back up your Sonarr database (in Windows, located at C:\ProgramData\Sonarr\sonarr.db at the time of this writing), open the in use one in DB Browser (no need to even stop Sonarr), and run the following:

Then Write Changes.