All S21 users have this problem

[GalaxyS23_userrrr]

Photo is good on One UI 3/4 and One UI 6.1.1 bad photo, bad optimization , bad battery , lag , I can prove it with its: 

One UI 6.1

One UI 3/4

[IntolerableGenius]

Let's wait for the One UI 7 and see if such issues are not addressed.

[GalaxyS23_userrrr]

Samsung Ruin S21 Photo with Every Update

[DiegoDave]

The one UI 3/4 is Dope

[GalaxyS23_userrrr]

Yes One UI 6 is not good 😕 I hope One UI 7 will be better on the zoom

[Kendrick_Katongo]

One ui has better battery overall

[dkc2002]

Even more Bad HDR

[GalaxyS23_userrrr]

One UI 3 and 4 is better for S21 series ( On photo )