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The Allow the computer to turn off this device to save power option doesn't remain selected after you restart Windows Vista

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This article provides a solution to an issue that the Allow the computer to turn off this device to save power option doesn't remain selected after you restart the computer.

Applies to:   Windows Vista
Original KB number:   930312

Symptoms

In Windows Vista, you click to select the Allow the computer to turn off this device to save power check box. However, when you restart the computer, this check box is cleared.

Note

This check box appears on the Power Management tab of a USB Root Hub Properties dialog box. For more information about how to find this check box, see the More information section.

Workaround

To work around this problem, enable the USB selective suspend option. To do it, follow these steps:

  1. Select Start, type power options in the Start Search box, and then select Power Options in the Programs list.

    If you're prompted for an administrator password or confirmation, type your password or select Continue.

  2. Under the selected power plan, select Change plan settings.

  3. Select Change advanced power settings.

  4. In the Power Options dialog box, expand USB settings, and then expand USB selective suspend setting.

  5. If you want to enable Windows Vista to turn off the USB root hub when the computer is running on battery power, select Enabled in the On battery list.

  6. If you want to enable Windows Vista to turn off the USB root hub when the computer is plugged in to a power outlet, select Enabled in the Plugged in list, and then select OK.

Status

Microsoft has confirmed that it's a problem in the Microsoft products that are listed in the Applies to section.

More information

To view the Allow the computer to turn off this device to save power check box, follow these steps:

  1. Select Start, type device manager in the Start Search box, and then select Device Manager in the Programs list.

    If you're prompted for an administrator password or confirmation, type your password or select Continue.

  2. In the Device Manager dialog box, expand Universal Serial Bus controllers, right-click USB Root Hub, and then select Properties.

  3. In the USB Root Hub Properties dialog box, select the Power Management tab. The Allow the computer to turn off this device to save power check box is displayed.

Data collection

If you need assistance from Microsoft support, we recommend you collect the information by following the steps mentioned in Gather information by using TSS for deployment-related issues.