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Computer Freezes During Shutting Down

Computer Freezes Shutting Down and Computer Not Turning Off (Power Off) when you press the Shut down button of your PC or laptop is a simple problem that can be fixed without much problems.

 

Causes of Computer Freeze During Shut Down

Ask yourself. When did the Computer Freezes during Shut Down start. Is it after you have attached a new hardware like a USB device? For example a Keyboard, a mouse or any USB based input device to your PC? Or is it random computer freezes during shutting down procedure. If the computer freezes have started during a shutting down sequence of Windows after the new devices were attached, then things are very easy.

 

The cause of this Computer Freezes during Shut Down of your computer can be attributed to the Selective Suspend Functionality which is enabled on the devices that do not support it. Your keyboard or mouse that was attached recently is the cause.

 

Very Often two USB devices from the same vendor and product identification numbers of which, one device supports Selective Suspend Functionality and the other does not. This will confuse Windows as one of them may be made to suspend by Windows to conserve power long back will cause Computer Freeze up during shut down.

 

Fix Computer Freeze During Shut Down and Power Off Computer Normally

The Computer Freeze up can be easily fixed by following the steps below to work around and disable the Power management of the USB hub that does not support Selective Suspend Functionality: -

 

 

That is all and your Computer Freeze up during shutting down will never occur again.

 

Windows XP Computer Freeze During Shut Down

In Windows XP also supports Selective Suspend Functionality in the USB core stack. This means that a Hardware Driver can use this functionality to turn off any USB device attached to your computer that it controls when the device goes into idle mode, even if the computer remains fully powered up state also called (S0)

 

The Selective Suspend Functionality was originally intended to conserve your battery power especially your Laptop and other portable computers and your UPS battery connected to your desktop computer.

 

This is because a USB Devices and all your USB ports use up a lot of power. You can run a light or a small fan using your USB port. So much of power is available at these USB ports.

 

To give you an example, the driver makes the deviceslike the host controler, empty the USB hubs including the root hub and the entire range of USB devices that can be supported by your Windows XP operating system.

 

Selective Suspend Functionality Causes Computer Freezes During Shutting Down

The Selective Suspend Functionality can be totally confusing to your Windows Operating System if the hardware you are attaching to your computer does not support it.

 

If you have an Aspire Mouse and a Mobile Mouse that have the same vendor and product ID's, and only the Aspire Mouse supports Selective Suspend Functionality and if you attach the Mobile Mouse to your Computer which gets reported as Aspire Mouse, your Windows will Enable Selective Suspend Functionality to this device.

 

This causes conflict because the Mobile Mouse does not support Selective Suspend Functionality and Windows Computer Freeze or hangs up. Following the procedure given in this article you can easily fix all selective suspend functionality caused Computer Freezes During Computer Shut Down.

 

Repair all Windows Errors. Speedup Your Computer Performance. Click here

 

Repair all Windows Errors. Speedup Your Computer Performance. Click here