1, first to see if the sound drive is not good, we can try to update the sound card driver, we can search the "Driver Wizard" and then install it after you can install the sound card driver.
2, now we click on "Start"-"Control Panel" and then we find the "sound and audio device" option.
3, in the sound and audio equipment we found the "volume" label, and then "put the volume icon into the taskbar" option checked.
4, if we have "put the volume icon into the taskbar" already in the check state, but still do not we can try to cancel and then select "Put the volume icon into the taskbar" try Oh.
5, if still not, we can try Baidu search "Sndvol32.exe" download to the computer, and then copied to the computer "system letter \Windows\System32" After the copy, and then in the "Start" menu click "Run" then enter "regedit" Enter the registry.
6, now we locate in the registry in the "Hkey_local_machine/software/microsoft/windows/currentversion/run" then right click on the pop-up menu click "New/String Value".
7, then we create a string for "Systray" to enter the path as "C:\windows\system32\Systray.exe".
8, now we in the registry to navigate to "Hkey_current_user/controlpanel/sound", set the Beep value to "yes."
In the final step, in the registry, navigate to "Hkey_current_user/software/microsoft/windows/currentversion/applet", create a new DWORD value, and name services with the value set to "1e "Well, now close the registry and see if the sound icon is back."