I received one ui 7 update but still I didn't receive may security patch and there is somany bugs in. One ui 7 in my s21fe over heating and battery drain and ther is some security alert also recieved some apps not working properly and getting so lagg...

I got december security patch after the update my charging speed is slow but it's showing super fast charging for 1% charging it's taking 5 to 6mins but it's showing super fast charging full charging time 1 hr 25min but charging was not complete afte...