About Brightness.
This iphone 6s plus don’t show auto brightness option in setting
iPhone 6s Plus, iOS 15
User profile for user:
ShannonM1
User level:
Community Specialist
Hello Zamii704,
We understand that the auto-brightness option is missing. If your iPhone is fully up to date and the option is still missing, then we'd recommend that you Contact Apple Support for further assistance.
Thanks for using Apple Support Communities!