Sony PCV-RX861 Manual

If your computer still does not respond and you cannot restart, shut down your 
computer by pressing and holding the power switch for more than six seconds.

If the software application continues to stop responding or causes your computer 
to stop responding, contact the software publisher or designated technical support 
provider.

The Windows operating system may not shut down properly for many reasons, 
including incompatible or conflicting drivers, damaged files, or non-responsive 
hardware. For troubleshooting information, you can search Windows Help.

Click Start in the Windows taskbar and select Help and Support. The 
VAIO Help and Support Center menu appears.

Select Fixing a Problem and then select Startup and Shut Down 
problems. A list of specific problem topics appears on the right side of the 
dialog box.

Select Startup and Shutdown Troubleshooter. Follow the on-screen 
instructions according to your specific situation.

The Windows taskbar may be hidden or minimized. 

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Use the mouse to locate a hidden taskbar by pointing to the left, right, top, 
and bottom edges of the screen. The taskbar appears when the cursor is 
placed over its location.

Right-click on the taskbar and select Properties from the shortcut 
menu.

Clear the check box for Auto-hide the taskbar, then click OK.

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Use the mouse to locate a minimized taskbar by pointing to the left, right, 
top and bottom edges of the display screen. The taskbar has been located 
when the cursor changes to a double arrow cursor. Left-click and drag away 
from the edge of the display screen. The minimized taskbar resizes and 
becomes visible.