Screen turned black and white on my Galaxy A12 phone?

[Tah1]

My screen has lost it's color and is now black and white.  I have an A12 Samsung phone. I tried resetting it, but it briefly turned to color and back to black and white. 

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[user751201tmO21]

Check if Bedtime Mode is enabled

[ChaosSaber]

Some have had to turn bedtime mode on then off to fix it

[LongHiker · Accepted solution]

@Tah1 To disable Bedtime mode:

1. Open settings
2. Click on Digital Wellbeing and parental controls
3. Turn off Bedtime mode