The iPhone feature goes by many names, from "Focus Mode" to "Do Not Disturb," but functionally it all comes down to giving yourself some (likely much needed) quiet time. With a bit of setup you can ...
Turn on: Tap Settings > your name > Find My > Find My iPhone > turn on Find My iPhone. Find: Visit iCloud.com/find > log in with Apple Account > All Devices > choose missing device. Note: Turn on ...