1. Right click task bar and make sure it's not locked.
2. If you have IE icon on your desktop simply drag it down in place.
2b. If not, you can find it in your start menu, by searching for iexplore or making a website shortcut on your desktop.
First you need to make sure the Taskbar at the bottom of the screen is unlocked. 1) Mouse over the Taskbar and right-click. 2) Look for 'Unlock the Taskbar' in the pop up menu. If you don't see 'Unlock' then the Taskbar is already unlocked. Next, drag the Outlook Express shortcut icon from your desktop to the Taskbar, and release. A mini icon will be created on the Taskbar. Click on the mini icon to be sure everything is working ok. If you want to lock the Taskbar, just follow steps 1 and 2 from above, but choose 'Lock the Taskbar' instead.
From the Start menu, open Control Panel Double-click Power Options Click the Advance tab Click the Always show icon on the taskbar. Click OK
Right-click the icon you want moving, and select 'pin to taskbar'
Click the volume icon on the right side of the taskbar, then click the mute speakers icon.
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Try restarting the computer again. If that doesn't work, I can't help you. It has happened many times to me as well. I am having another problem in that there is a mysterious lowercase "i" icon in the McAfee icon n the taskbar.
There is an Gtalk icon in the system tray (Extreme right side of the TaskBar). Right click on that icon and select "Sign Out" option.
The disappearance of the volume icon on the Windows XP taskbar could mean the computer is infected by a virus. It may also be as a result of a corruption of registry settings.
Right click on Taskbar > Properties.Go to Start Menu tab and click on Customize. Find Control Panel in the list and check the option to Display as link.
The button is included by default in the Quick Launch menu. Simply right-click the taskbar and select Toolbars > Quick Launch.
Try pressing the F11 key
This will show you how to turn a system icon on the taskbar on or off.