Massive Alert to all gamers in general. Microsoft issued a report that the latest Windows 7 SP1 update (KB 3004394) utterly screws up your computer in a few ways:
- That update won’t let you update/install AMD Catalyst Omega drivers nor NVIDIA GeForce drivers
- USB 3.0 drivers broken
- User Account Control goes haywire
- Windows Defender (anti-malware/virus) becomes disabled
Issue for Windows 7 SP1 and Windows Server 2008 R2 SP1
We have found that this update is causing additional problem on computers that are running Windows 7 Service Pack 1 (SP1) and Windows Server 2008 R2 SP1. This includes the inability to install future updates.
The KB 3004394 update does not cause any known problems on the other systems for which it is released. We recommend that you install the update on the other systems.
An update is available to remove KB 3004394 from Windows 7 SP1-based and Windows Server 2008 R2 SP1-based computers. For more information, see the following Microsoft Knowledge Base article:
3024777 You cannot install Windows updates after KB 3004394 is installed on Windows 7 and Windows Server 2008 R2