As long as the HDMI high-definition cable is used, the TV can be used as a display screen, which is a good benefit for those users who dislike the small display screen. However, during use, many users found that the TV had no sound and could only display images.

There are two possible problems in this regard. One is: some early HDMI does not support sound output. If it is a new model, you can try a new line. In addition, some HDMI high-definition lines with poor quality will also have this problem. Condition.

Second, the sound output of your MacBook Pro does not select the TV! Just go to System Preferences - Sound - Output and select the TV.

If you encounter a MacBook Pro user whose TV only has images and no sound, you can check these two aspects to see if any of them are not correct. After checking these, the problem of no sound can usually be solved.