Why does my computer a small volume control disappeared ah, acute

Users questions: Why does my computer a small volume control disappeared, ah, ah how to restore the volume icon in the task bar of the hook into how not hook ah
Experts answer: Right-click 'My Computer hardware ** ****'**** property **** ** Device Manager to see if the equipment to play a question mark, and if so, Is your sound card driver error caused by deletion. Sound card driver installation method: 1, the installation optimization Masters (Download: http: ** www.greendown.cn * soft * 2453.html), open - System Information Detection - Detection of audio information: recorded sound card Model 2, this model to drive home (http: ** drivers.mydrivers.com * drivers-601-soundcard) to search and download the sound drivers; 3, My Computer - Properties - Hardware - Device Manager - - Sound Video and game controllers - Right-click the play? (!) Of audio equipment (audio) - delete 4, restart the computer found new hardware - to install sound card drivers prompted the third and fourth can also right-click 'My Computer hardware * ****'**** property *** **** double-click the Device Manager? ( ! ) Equipment (sound card )**** click 'Update Driver'**** Select' only this time 'and click' Next'**** choose 'their own sound card driver download the specific location' and click 'Next step'**** begin if the sound card driver CD, first insert the driver CD drive. Right Key click 'My Computer hardware **** ****'**** property **** Double-click the Device Manager? (!) Device (sound card )**** Click on the 're-install the driver'**** Select' only this time 'and click' Next'**** Select 'drive letter' and click 'Next '**** Begin the installation step to complete the installation.
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