More tab includes various system and custom actions, and opening web links.
Remote Control - More
System Actions can be used to put your Mac to sleep, lock it, or shut it down and more. You can use Siri Shortcuts to invoke those actions using Siri on your iPhone/iPad or using your HomePod.
You can even schedule some of the actions for a later time.
Here you can view and cancel scheduled actions.
You can add custom actions (using Apple Script) on your Mac and they will appear here.
