One day, my Windows 7 Ultimate said it's not genuine copy (but I bought it from retail channel). Then I follow the tutorials online to download MGADiag.exe to check the Windows Activation status. It reports the following: Windows Activation Technologies--> HrOffline: 0x8004FE21 HrOnline: N/A HealthStatus: 0x000000000001EFF0 Event Time Stamp: 8:10:2013 [...] read more