When the system tray does not show the small horn and the local connection icon, often accompanied by the "safe removal of hardware" icon also disappeared, the common way is to enter the control Panel settings, the audio and sound device Properties window, "Put the volume icon into the taskbar" This check, the small horn and the local connection icon appears, But sometimes after the shutdown or reboot, again into the system, the small horn and the local connection icon may be missing again, you need to repeatedly this setting.
To this end, the author thought of such a solution: first check the appropriate software or settings, whether the taskbar icon is enabled, and then in the start → run menu, enter Regedit.exe, open Registry Editor, and then navigate to the registry "hkey_local_machine/ Software/microsoft/windows/currentversion/run "Creates a new string value named" Systray "in the right window, changing its value to" c:/windows/system32/ Systray.exe ", restart the computer after the effective.