AGP Video Support for Windows NT 3.51 and 4.0

 Last reviewed: February 5, 1998
Article ID: Q174567

The information in this article applies to:
  • Microsoft Windows NT Workstation versions 3.51 and 4.0
  • Microsoft Windows NT Server versions 3.51 and 4.0

SYMPTOMS

When you use a video card that has Accelerated Graphic Port (AGP) functionality, opening a command prompt and then maximizing the screen causes the screen to go black. You can recover by pressing ATL+ENTER to make the screen a window.

CAUSE

Support for AGP functionality is not part of the base operating system for Windows NT 3.51 or Windows NT 4.0.

RESOLUTION

AGP support has been added to Windows NT 4.0 in Service Pack 3. Obtain and install the latest service pack.

STATUS

Microsoft has confirmed this to be a problem in Windows NT version 4.0. This problem has been corrected in the latest U.S. Service Pack for Windows NT version 4.0. For information on obtaining the Service Pack, query on the following word in the Microsoft Knowledge Base (without the spaces): 

   S E R V P A C K
Microsoft has confirmed this to be a problem in Windows NT version 3.51 A supported fix is now available, but has not been fully regression tested and should be applied only to systems experiencing this specific problem. Unless you are severely impacted by this specific problem, Microsoft recommends that you wait for the next Service Pack that contains this fix. Contact Microsoft Technical Support for more information. 
Keywords          : kbbug3.51 kbbug4.00 kbfix3.51 kbfix4.00.sp3 nthw NTSrvWkst
Version           : WinNT:3.51,4.00
Platform          : winnt
Issue type        : kbbug
Solution Type     : kbfix

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Last reviewed: February 5, 1998
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