faiz270 wrote:
Iphone 13 since I purchased seems to have yellowish screen all the time (i always keep true tone off) specially after ios 16.4 update the quality of display colour decreased . Can someone help i tried all the setting.
If you already tried (to no avail) all the settings (Settings>Accessibility>Display & Text Size included) we, just users like you, cannot diagnose that kind of issue remotely, sorry.
I suggest that you make an appointment (*) and have your device inspected at an Apple Store or AASP (Apple Authorized Service Provider) among this list:--> https://locate.apple.com/choose-country-region . After checking it out, they'll give you all the available options.
Regards
Giulio
(*) You can do it: