Network connectivity became unstable after one ui 7 in my galaxy f54. In my device i never saw 4g signal but now it changing 4g from 5g often. Please fix this

Notification block option is missing in game booster after one ui 7 update in f54

I have recently updated my f54 but after 2 days of update i noticed that phone is little bit slow. And if you download something big like movie and leave some time in the background the system automatically killed ram and the downloading file automat...

Is checkfirm app shows real time upcoming update?? And how it's working