display has turned black and white and showing sign of moon on display seems to be night vision setting problem however not able to find in general - accessibility -
on my i phone 4s display which has turned black and white having ios 8, show moon sign on the top middle near %age battery. it is something related to setting or soft ware. kindly help me to have original colour display.
Sounds like the Do Not Disturb Feature is on. Go into your Settings and disable that.
Maybe you have accidentaly turned on the "Grayscale". Go to Settings, General, Accesibilty, and turn the "Grayscale" off.
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