Hi
selcukbolukcuThank you for your asking. Do you mean that after performing the factory reset, the situation still persists? Has your device ever rooted or unlocked before? If you never root or unlock your device, please bring your unit set to the Repair Center for the device checking.
ASUS repair center in the country of your residence:
https://www.asus.com/support/Service-Center-All-Countries/If it is impossible to access the service center during Covid-19 period, please try Call us:
https://www.asus.com/support/CallUs