How Win8 uninstalls KB3004394 patch

Some updates released by Microsoft this month have encountered some problems, and some have been withdrawn, including KB3004394. Recent updates to KB3004394 have caused a number of issues, such as the inability to connect to the Microsoft Management Console and the inability of specific services to start. Microsoft has decided to revoke the patch, which will affect the Win7/Win8/Win8.1/Windows Server2008 R2 system.

After installing this patch, various appearances will appear: some services cannot be started, third-party software cannot be installed, the graphics card driver reports an error, and windows update cannot be installed. The media center cannot run normally. The Windows Defender service crashes completely.

The update of KB3004394 caused the system file signatures of win7 and server2008r2 to be invalid (such as mmc.exe, taskmgr.exe in system32 directory).

Specific methods:

1. Go to &mdash in the Control Panel; Windows Update ——“View Installed Updates to uninstall KB3004394 patch;

2, download and install the Microsoft emergency repair patch KB3024777;

KB3004394 patch has such a big problem, according to the above method can successfully uninstall the patch.