Microsoft rolled out a surprising a couple of days ago in order to block the WannaCry ransomware on this unsupported version of the operating system, but it turns out that not everyone can install it. Some of our readers have reported issues when installing Windows XP update KB4012598, with a dialog displaying an error reading “The version of Windows you have installed does not match the update you are trying to install.” The patch was downloaded from Microsoft’s servers, and as you can see in the screenshot attached to the article, it’s the Windows XP version running on a Windows XP system. Papercraft Download Free. Downloading the wrong patch?