Windows7 system sounds normal cool dog music no sound

Windows 7 cool dog software has no sound and the system sounds normal.
Cause analysis:
1. View cool dog software settings
2. View system settings
Solution:
1. Windows 7 operation method
Figure: Check if it is in the forbidden Status

2. Check if the audio output is selected correctly

3. Check if it is a system setting problem. Click the speaker icon in the lower right corner

Select Synthesizer

Check if the cool dog music is forbidden




How to solve the QQ under Windows 7 system is cool The dog player sounds smaller.
Right-click the speaker icon in the lower right corner;

Select the playback device;

and click on the communication;