Win7 computer to watch the video black screen but how to do sound

  

1, first we can simply clean up the web cache on the 360 ​​security guards.

2, then we check if FLASH is the latest version, if not then upgrade FLASH.

3, you can enter your question in the 360 ​​manual service location to help solve.

4, check if your graphics card driver is normal or update the graphics card driver.

5, check whether the computer's IE is too old, upgrade the IE version.

6, check the graphics card for problems, remove the graphics card to reinstall or replace a graphics card.

Copyright © Windows knowledge All Rights Reserved