Galaxy S21 keeps restarting

[rmsuj]

My phone keeps restarting on automode. Model Galaxy S21 5G SM-G991B.

Whenever, I leave it unattended or the screen is off.

[Murtazamemon]

One ui 5 mil gaya ap ko?
Kia pata bug ho koi

[rmsuj]

Oneui 5 nhi mila abhi.

[Murtazamemon]

But ap k phone k k liye to update a gai hai

[rmsuj]

Phone Ireland Model hai. Shayad iss liye nhi aayi.

[Murtazamemon]

Ireland(meteor) m b update a gai hai

[Murtazamemon]

Bro meri update a gai🥰

[Murtazamemon]

Root hai phone?

[rmsuj]

Ye kaise check karna.

[Murtazamemon]

https://www.sammobile.com/samsung/firmware/SM-G991U/