Speaking of this question, the use of the Win7 system of friends probably have ever encountered it? Originally was the cheerful listening to music, suddenly opened a function with the playback of the Web page or program, the music played suddenly abruptly stopped! At first, it's possible that a lot of people thought it was a ghost Win7 bug, It was not until the end that we realized the original cause of this fault is not others, it is the system of a new research and development of human functions, but for this matter to worry about the friend also need not worry, because this problem can be solved, want to restore the system playback function, the following and small edit together to operate it!
1. Right-click the horn icon in the lower-right corner of the taskbar and select the Sound from the pop-up menu, which will eject the system's sound settings interface.
2. We switch the interface to the communication column, as shown in the following figure, the Win7 system will be set by default: The volume of other sounds will be reduced by 80%. That is to say, when a sound program window pops up, I play the music will be reduced by 80%, which is why everyone in the movie when they found that there are QQ message voice pop-up, the film's sound will appear to reduce the reason.
3. Now we can change the setting to the last item "do nothing".