Will replacement of battery destroy phone ? #s23 ultra

Is any one facing phone heating so much after July update its still not resolved after August security update

Don't know y after 1 or 2 updates the phone start to drain like water drain from sink,Don't know how pathetic their security update is ,Don't know if they deliberately doing

I think we should never buy costly flagship phone the company show there true colors my galaxy s23 hardly getting 5.5hrs of screen on time it use to get 7.8 hrs before really very disappointed with samsung thinking to switch to oneplus open#s23ultra

Netflix and other ott are not downloading hdr or hd resolution even though i have premium subscription this the third time iam faceing this issue please help sick of this