What should I do if the speaker icon in the lower right corner of the Win7 system is missing? What should I do if the speaker icon in the lower right corner of the

introduced several solutions:

First, the system loses sndvol32.exe file, the file path C: \\ WINDOWS \\ system32, you can upload a sndvol32.exe in the other machine, Or find a system CD to find the sndvol32.ex_ file copied to system32, rename it to sndvol32.exe, or search for a download on the Internet and put it in the appropriate folder. Just run.

Second, use third-party software, find and download the tools for repairing small speakers on the Internet, follow the prompts.

Third, in the Control Panel & mdash; Management Tools & mdash; Services, find the SSDP Discovery Service and the Universal Plug and Play Device Host. Right click — attribute — startup type — disabled, then 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.

1. Start — run, type regedit to open the registry;

2. Open HKEY_LOCAL_MACHINE\\SOFTWARE\\Microsoft\\Windows\\CurrentVersion\\Run in turn;

3, in In the right window, create a new string "Systray" (right click on New on Run), and the key value (double-click on Systray to edit) is "c:\\windows\\system32\\Systray.exe", that's it.