Windows 10: screen colour

my screen colours are very dull - how can I correct this. Tried a few things but cant get it right

:)

 

Overclocking / Undervolting guide for Vega 56 or 64?

Here's a quick laundry list:

List of software to use for overclocking and testing
Examples:
Wattman (and how to find and use it, like an overview, including profiles)
Unigine Valley or Heaven (use this for quick testing while changing settings in Wattman and checking for stability / artifacts) ...just suggesting this
How to monitor cores / mem speeds and temps during testing (I've seen screen overlays, and others using GPUz)

Step-by step overclocking in Wattman
Fan speeds
Power limit
Temp limit
Voltages
Core speeds
Memory speeds

 

colour change

Using my laptop and left it for a bit, when returned the home screen has changed colour, very bland grey, white and peoples hair is yellow. No warm colours they disappeared. Any suggestion as to get my normal colours back

 

Changeing text colour.

• Hi i am Carla,i have a problem,i want to change the text colour in my chat window,but when i click on it it dose not show me any colours to choose from,and i want to change the text colour on my screen from green to another
  colour and do not know how to do it. I have Windows 10.