It's official: If you installed KB 3004394, you need to uninstall the patch manually As I mentioned earlier this morning, Microsoft has pulled the botched patch KB 3004394. That’s the Windows Root Cert patch causing endless problems— Windows Defender wouldn’t start, installing KB 3004394 ...
On Windows 8/8.1/Server 2012 machines: I wouldn’t manually uninstall KB 3004394, if you have it, until Microsoft tells us more about potential conflicts. I don’t see the original bad patch being offered on Windows 10 Tech Preview machines. On the one hand, it’s remarkable that Microsof...