To much bug in A9plus after one ui8,like automatically switch off tab lag to much battery drain to much etc. Please solve this issue

After One ui 8 antutu score increase to much around 6.1 lakh score are there, in one ui 7 antutu score are 4.4 lakh. But doesn't change in any performance. In high gharphic game still game is lag and battery drain fast to much

Jiske pas S24fe hai please antutu share karo kyu mere me to 19 lakh plus antutu ara hai jabki samsung ka he chip hai snapdragon ka nahi. Me believe he nahi kar 19 lakh plus score vo bhi 30k under me

Notification doesn't come of all app