Loss of colour display and standard solutions not working

[BronwynH]

Yesterday, while in the midst of typing, my PC did a little hiccup and suddenly the screen lost all colour, becoming black and white. I have tried all the suggestions found on google (e.g., Window+ Cntrl +C; settings -ease of access; settings-personalisation, turn off and on, etc) but nothing seems to work. I am using Windows 10. Any suggestions?

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