What's the matter with the computer without sound? There are many reasons, but generally will not exceed these three kinds of situation, first, the computer sound card driver is not installed, this is more common cause of computer without sound; second, the computer Audio equipment service is disabled; Third, the computer affects the equipment is bad, does not work properly.
Want to know how the computer has no sound, as long as the following three kinds of conditions to check the general will find out what is the reason, the specific method steps are as follows:
1. First check their own audio, sound card and other hardware equipment is intact, the connection is reliable, there is no contact with undesirable phenomena.
2. Right-click the "My Computer"----"Properties"---"Hardware"----"Device Manager", open the "voice, video and game controller," There is no problem, that is, see if there is a yellow "?" before. If yes, prove that the computer's sound card driver is not installed, download the sound card driver reinstall can be.
3. Taskbar to see if there is a small horn shape icon, if not, open Control Panel----Add and Remove Programs----Add remove Windows Components, check the "accessories and Tools" before, click "Next", then shutdown restart, the system will be prompted to install new hardware, follow the prompts to install.
4. Sound card driver installed, but not installed correctly. Then you need to uninstall the current card driver, download or upgrade to install.
5. When a computer virus or Trojan horse will also cause the computer does not sound, then need to use anti-virus software to the computer to carry out the overall anti-virus, it is not only to reload the system.
6. Do nothing, sometimes the computer is not sound because of computer mechanical failure, shut down the computer and so on for a while reboot will automatically recover.
The above is a summary of the computer has no sound is how the relevant reasons for the summary, if your computer does not sound, according to the above method of troubleshooting will find the reason, and according to the small series of corresponding solutions, hope to help you solve the problem.