07-11-2022 01:36 PM
07-11-2022 02:02 PM
It could be that greyscale is turned on in Settings > Accessibility > Visibility enhancements > Colour adjustment, or bedtime mode is enabled which has one the actions to turn on greyscale during set times.
07-11-2022 02:06 PM
07-11-2022 02:36 PM
07-11-2022 02:54 PM