Post One UI 7 update I have seen on multiple S23 ultra phones having a bug with default phone(dialer) app for s23 ultra. Whenever I do search for contacts it starts to give in consistent results with frequency searched option enabled.This is not happ...
Try light performance profile from settings. I have noticed default phone app issues too after one ui 7 update. Due to this I had made calls to un intended people.
If your area has 5g network coverage issues or constant switch between 5g/4g then it will impact battery life with one one ui 7. As previously with One ui 6 4g/lte was fixed with blocked 5g when battery saver is turned on preventing these types of ba...
I have tried all these except a factory reset. This issue is happening with Samsung default phone app on s23 series post One ui 7 update.I will upload logs/share error report.
Service Centers are not helpful and asking to submit my phone for external repairs is pathetic. At least they can ask customer to bring phone when parts are available.