on 12-01-2021 14:38
Close all running apps.
Check for anything that is stuck syncing.
Shutdown phone and let it cool before trying again.
Occasionally somethings can get stuck causing the processor to run constantly.
If it continues like this, contact Sony for help in diagnosing the issue.
OnePlus 6 (O2 & Sfr), Z3 Tablet (Three UK), iPhone 8+ (EE)
on 12-01-2021 15:33
PS . Only clear cache partition as anything else will delete all data from the phone !