The Win7 system plays the video movie to appear Sawtooth, mosaic, blur how to do?

The Win7 system plays the video movie to appear Sawtooth, mosaic, blur how to do?

1, click "Start-Control Panel-system-Advanced system settings;"

2. In the Pop-up System Properties dialog box, switch to the Advanced tab and click Settings in the Performance area.

3, in the pop-up "Visual Effects" tab, click "Custom", will "enable desktop combination" before the check to remove;

4, after the modification, save the settings to exit.

PS: When the user removes the "Enable desktop Combination" option by default on the system in step 3rd, it may affect the use of Windows 7 Aero effects. Therefore, when the user needs to take care of Windows 7 Aero special effects, after reading the AV video file, reset back to the system default check "Enable desktop combination" option.