There is no sound when we open the computer or close the computer every day, which may be caused by the related registry entry is abnormal, the lack of system sound file, after checking the software problem, continue to check the hardware problem, whether the speaker is abnormal, the following detailed solution.
Methods/Steps
1
The information illegally crawled from experience
2
Reinstall the sound card driver.
3
Restore the backup system to fix the sound problem.
4
Check whether the speaker running indicator is on.