Turning it off through the Overlay option as shown above though will also disable it for Steam.
Fortunately, there are simpler methods to delete all of the messages in your channels.
And then, I restarted my router, and then, it worked! IMHO it should NOT be possible to move somebody OUT of the AFK channel when one has the "move" rights.
Find and click on Game Activity.
Click Kick once more to confirm.
Someone told me Discord can be an alternative to IRC, to find chat rooms.
You can choose either voice or text chat channels.
This can lead to a super long list of members that are really just taking up space.