I have been using Note20 Ultra with One Ui 4.1 and I am glad to see the Performance and heating issue control with it.Previously my phone was getting hot with and without heavy task but since I updated my Phone there is no heating signs they are gone...

Soon we are going to get stable update for S21 following with S20,Fold and Note series as there will be no beta 5 confirms beta operations manager.https://m.gsmarena.com/samsung_stops_feeding_one_ui_4_beta_to_galaxy_s21_users_next_up_is_stable_update...

I am getting Dark edges I am not sure what is this screenburn or what.