Having auto brightness issue in playing HDR videos on Youtube, M31s

[Pandey1002]

i have issue while I am using Youtube. Only in this particular app auto brightness turns on automatically in the HDR videos. i turned it off but it keeps automatically on. I am having this issue only with YouTube app. SAMSUNG GALAXY M31s.

[AnupamF41]

I have Samsung F62 & F41 . I am facing the same issue. Showing you can't control brightness as it's controlled by YouTube.

[Paramjit2000]

Brightness automatically increasing and decreasing in hdr videoes in youtube on my M51... Give me any solution