The game colours have changed red is displayed as purple colour with greenish sh

@Danyal02ay 

One post is sufficient, thanks.

@NicoVelas7 

Disconnect both ends of the HDMI cable and reseat securely and retry. 

Try with another cable if you can. 

It is possible this issue relates to a setting called HDCP, try toggling this in the PS5 settings and check again.

Note this may affect streaming or external game capture, thanks.