Win7 no speaker icon prompts how to solve because there is no volume control program installed?

Recently, users of Win7 system have reported that the sound of the computer is normal, that is, there is no speaker icon on the taskbar. Later, go to the sound and audio device properties on the control panel and select "Press the volume icon into the taskbar", but the prompt "When the volume control program is not installed, WINDOWS cannot display the volume control on the taskbar". What is the problem? How to solve it? Let's take a look at it.

Solution:

First, the most likely cause: the system loses the sndvol32.exe file, the file path C: WINDOWSsystem32, you can upload a sndvol32.exe on another machine, or find a After the system CD finds the sndvol32.ex_ file copied to system32, rename it to sndvol32.exe. Or search and download one on the Internet and put it in the appropriate folder. Just run.

Second, find the download on the Internet & ldquo; repair small speaker tool & rdquo; this software, the software does not need to be installed, double-click to open, you can follow the prompts.

Third, in the Control Panel - "Administrative Tools -" service, find SSDP Discovery Service and Universal Plug and Play Device Host. Right click - "Properties - "Startup Type -" is disabled and restart the computer.

Fourth, if there is no volume control icon in the taskbar after restarting, just click the startup item in the registry to restore the deleted item. Start ”——“Run” After entering regedit to open the registry, open HKEY_LOCAL_MACHINESOFTWAREMicrosoftWindowsCurrentVersionRun in its right window and create a new string in the right window. (Systray“ (right click on New on Run), key value (double click on Systray) Edit) for ”c:windowssystem32Systray.exe“, that's it.