How does KDE work in regards to sharing content between computer and phone?

I have the iOS app and it cannot play my MP4 files from my phone. I don’t know what to do.

Could I use wine/proton to run windows games on my M2 MacBook ?

How does remote play work?

How do you manage save states and moving those games to other consoles/pcs?

We need WWE/AEW and UFC streams to watch if we missed it live. Also, what are the live stream sites for these shows? The mega thread doesn’t have reliable or currently active options. Soap2day was the best at this.