Win8 system sound size is not how to solve

Some netizens had a problem when they used the Win8 system: the sound is small. When chatting in QQ and playing music, the Win8 sound will sometimes be large and sometimes small and very disturbing. How to solve this problem in Win8 system?
Win8.1 sound is small, need to look at the situation, such as the sound is turned to the maximum, the sound is small, please check whether the volume of the player is turned up, for some video sites , you can increase the volume by pressing the ↑ key on your keyboard.
For the previous Win7, XP system computer sound is relatively large, but after upgrading Win8.1, the computer sound is very small, this situation needs to upgrade the sound card driver to solve.
The other one is when QQ chat or video, Win8.1 sounds suddenly big and small, the solution to this situation is as follows:
First, next to the language bar in the lower right corner of the Win8.1 desktop, Place the mouse on the sound icon, then click the right mouse button, select “sound> in the menu that pops up, and click to enter, as shown below:
Second, it will open & ldquo; sound & rdquo; In the property settings dialog, then we switch to the "Communication" tab at the top, then under "When Windows detects communication activity", select "Don't do anything", and when finished, click on the bottom “OK”Save, as shown below:

With the above simple two-step setup, the sound of our Win8.1 system will no longer be affected by QQ messages or other communication activities. That is to say, it will not become smaller when the Win8.1 sound encounters the QQ message.

In fact, as early as in the Win7 system, the communication activity function in the system sound module has already appeared. Its purpose is to let users in the game, but also to hear some message prompts. If you don't like this feature, you can cancel it as described in this article.