For assistance in verifying if your installation has been modified, you can download the MGADiag tool from Microsoft . Share public link
Chew-WGA 0.9 disrupted this mechanism through the following steps: chew wga 09 the windows 7 patchexe
Because the tool must be downloaded from unofficial, third-party sites, there is a high risk of downloading a modified version of the executable that includes actual malware or spyware. For assistance in verifying if your installation has