call screen appears slow( solution )

[techsolve]

Before selecting any power mode  medium or maximum  

Do this first 

Unoptimized this system apps

Com.android.ons

Com.sec.ims

Com.sec.phone

CACERTAPP

MMSservice

Servicetoolkit

Cid manager

Csc

Confriguration updates 

Call settings

Call

Smart call 

* if u unoptimized those app never takes any battery *

Search this services from system apps and unoptimized it then select any power mode 

Those who already suffer plz first hardreset or format device then apply tweak