U disk volume taskbar icon from time to time

Did not hide inactive icons,
volume icon in the Control Panel needs to Sounds and Audio Devices, to abolition of the task bar and then select the display will show appeared,
U disk icon to the needs of U disk hardware attributes U Attribute set to remove the security strategy, security hardware from the task bar after only starting to show there
Task Manager to open and sometimes after a small icon in the taskbar did not, and need to close the Task Manager will be re-opened the emergence of

1, poisoning? comprehensive antivirus
2, re-install the motherboard drivers
3, after the re-install to see if Volume icon does not appear automatically, if there is not, it would take to download the appropriate driver (the original drive is not correct)