After the One UI 7 update, my phone is heating up, and the battery drains very quickly. I didn't get a proper backup; I am charging it two to four times daily.

In my last update on my S23, I got lines on the screen. It's only a year-old phone. I contacted a Samsung authorized service center and emailed Samsung support; both said I must pay to replace the display. S23 and above models have no free screen rep...