Need suggestions from s25 ultra users,.Can I use s25 ultra for underwater photography? Is it safe to take photos under water?

Need suggestions from s25 ultra users, which screen protector, camera protector and which wireless charger is better compatible with s25 ultra ?

I recently swirched from old Iphone to a brand new Samsung S25 ultra. I thought my new photos will look better but they look like taken by a cheap random name android phone. The Iphone i bought years ago has a much better camera. Samsung should refun...