Today I did a factory reset and after two hours it restarted by itself, again "Last boot reason is [warm]". The phone was idle, without any app installed.
I also have problems with random reboots - only during the night hours when the phone is not in use. It is not connected to a charger at the time and has sufficient battery capacity.From the beginning (approx. 8 days) I used the phone without a SIM c...