Win7 system without speaker icon prompts because there is no installation volume control program how to solve?

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 below.

Solution:

First, the most likely cause: loss sndvol32.exe file system, the file path C: \\ WINDOWS \\ system32, you can upload a sndvol32 in other loom .exe, or find a system CD and find the sndvol32.ex_ file copied to system32 and 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 not restart the taskbar volume control icon such times as long as the startup item in the registry recover deleted items on the line. Start ”——“Run” After entering regedit to open the registry, open HKEY_LOCAL_MACHINE\\SOFTWARE\\Microsoft\\Windows\\CurrentVersion\\Run in its right window and create a new string "Systray" (right click on Run) New), the key value (double-click edit on Systray) is ”c:\\windows\\system32\\Systray.exe“, that's it.

These are the Win7 taskbar system under no speaker icon prompts to install because there is no volume control solutions program, set up after the above operation, I believe that will not happen again it suggests.