How to turn high contrast mode on or off in Windows? Select the Start button, then select Settings > Ease of Access > High contrast. Turn on the toggle under Turn on high contrast. Then, choose a theme from the drop-down menu. You can customize colors for things like links and button text. When you're done, select Apply. To turn off high contrast mode, switch off the toggle under Turn on high contrast. To turn high contrast mode on or off from the sign-in screen, select the Ease of access button in the lower-right corner, then turn on the toggle under High Contrast. To turn high contrast on or off from the keyboard, press left Alt + left Shift + Print Screen. If you encounter some difficulties following the steps above, considering you have already purchased Restoro or you are someone who is in need of assistance on your computer, please contact our support and they will be more than happy to assist you. Email: support@restoro.com