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A device driver is not installed or a hardware device does not function correctly after you install a Windows Vista Service Pack
Article ID: 948187 - View products that this article applies to.
This article is intended for a beginning to intermediate computer user.
After you install a Windows Vista Service Pack on a computer that is running Windows Vista, a hardware device does not work correctly. Additionally, if you open Device Manager, you might see an exclamation point next to the name of the hardware device.
The device driver might not be installed or it might not be installed correctly. Follow these steps to determine whether Device Manager can find the device and to install or reinstall the device driver as necessary:
Step 1: Determine whether the device driver is found in Device Manager
Step 2: Uninstall and reinstall the device driversIf no exclamation point appears next to the name of the device and the device does not function correctly, manually uninstall and reinstall the device drivers. To do this, follow these steps:
Step 3: Use Windows Update to find a device driverNote To use Windows Update, you must be logged on to the computer as an administrator. To verify that you are logged on to Windows with a user account that is a computer administrator, visit the following Microsoft Web site:
http://support.microsoft.com/gp/adminFollow these steps to use Windows Update to scan for a device driver:
If these methods did not resolve the issue, go to the "Next steps" section.
If these steps did not resolve your issue, you may want to ask someone you know for help, or you may want to contact the device manufacturer. You can also use the Microsoft Customer Support Services Web site to find other solutions to your problem. Some services that the Microsoft Customer Support Services Web site provides include the following:
For information about how to contact hardware and software vendors, click the appropriate article number in the following list to view the article in the Microsoft Knowledge Base:
65416Microsoft provides third-party contact information to help you find technical support. This contact information may change without notice. Microsoft does not guarantee the accuracy of this third-party contact information.
(http://support.microsoft.com/kb/65416/ )Hardware and software vendor contact information, A-K
(http://support.microsoft.com/kb/60781/ )Hardware and software vendor contact information, L-P
(http://support.microsoft.com/kb/60782/ )Hardware and software vendor contact information, Q-Z
For more information about how to troubleshoot audio problems that may occur after you install Windows Vista Service Pack 1, click the following article number to view the article in the Microsoft Knowledge Base:
(http://support.microsoft.com/kb/948481/ )You experience problems with sound after you install Windows Vista Service Pack 1
For help with device problems in Windows Vista, visit the following Microsoft web page:
Fix problems in which devices do not work or are not detected in Windows
Article ID: 948187 - Last Review: November 15, 2012 - Revision: 1.0