1. Click Start, and then click Control Panel.

  • In Windows 8, Open the Start window by pressing the Windows button on your keyboard or by moving the mouse cursor to the top right of the screen and then clicking the Start button. Search for 'control panel' to locate Control Panel and then click on Control Panel. (After that, follow instructions as follows)
  • In Windows 10, click in the Search Box located in the bottom-left corner of the screen, right next to the Start button, and type "Control Panel". You can either click on the Control Panel link or tap the Enter key on your keyboard.
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2. Select Category in the View by drop-down menu, and then click Appearance and Personalization.

3. Click Display.

4. Click Change display settings.

5. Click Advanced settings.

6. Click the Monitor tab. On the lower left of the window, under Colors, click True Color (32 bit) drop-down menu, and then click High Color (16 bit).

7. Click Apply.

Note: When you click Apply, the screen will go blank for a moment.

8. Once the screen reappears, click Yes within 15 seconds.

9. Click Advanced settings.

10. Click the Troubleshoot tab, and then click Change settings.

11. Move the slider one or more notches to the left, and then click OK. Moving the slider all the way to the left will disable hardware acceleration.

Note: When you click OK, the screen will go blank for a moment.

12. Once the screen reappears, click X to close all open windows.

Note: To continue troubleshooting, click the button given below.