Disable Mac’s grayscale setting. Select System Preferences > Accessibility > Display and uncheck Use grayscale. Check for a ...
Hit open followed by 'Set Desktop'. 4. Go to the Apple menu (top left corner) and select 'System Preferences', then in the 'Personal' section of the 'System Preferences' menu click on 'Desktop'.
Hit open followed by 'Set Desktop'. 4. Go to the Apple menu (top left corner) and select 'System Preferences', then in the 'Personal' section of the 'System Preferences' menu click on 'Desktop'.