I have recently updated my Ultra 23, and I noticed that the Gesture 3 lines are no longer visible. Could you please assist me in restoring them?

I have downloaded the most recent Samsung update, then my S21 Ultra started having issues with mobile data Interruptions. The internet works for 5 minutes and then stops for 10. I have to keep on putting the phone on airplane mode the normal mode jus...

I have recently purchased Ultra S21 , my phone heats up like crazy, can't hold it in my hand, Samsung service in Kuwait is simply put BAD. they lied to me by saying they've fixed the issue. I've tried every possible way to fixing it .... seriously co...