Software update related

[Bhanu958]

Battery life burst , automatic mobile phone restart when the select color theme, Cemera quality very poor after installation this software, touch response and 120hz just behave like 60 hz sometimes performs below 60 hz as well so the problem many into the phones plz fix the problem and solved it via another update as soon as possible. 

[Pratapsinghgohil]

Samsung galaxy s21 ultra update problems please help mi mobile heng