AirPlay stopped working on my iPhone 7 Plus

Leading TV manufacturers are integrating AirPlay 2 directly into their TVs, so now you can effortlessly share or mirror almost anything from your iOS device or Mac directly to your AirPlay 2–enabled smart TV. You can even play music on the TV and sync it with other AirPlay 2–compatible speakers anywhere in your home. Use AirPlay to stream video or mirror the screen of your ...

Also, see this --> See all AirPlay 2–enabled smart TVs

i own a lg43 smart tv purchased July 2020 air play worked without problems until October 2021 my iphone 7plus will no longer air play or screenmirror