Safe activator without harm to the system files
Activation period is 180 days, and you can renew it
You can delete all the previous activations
You can find out information about your activation serial windows and other days of activation
Windows 8.1 Pro
Windows 8.1 Pro Wmc
Windows 8.1 Pro N
Windows 8.1 Enterprise
Windows 8.1 Enterprise N
Windows Server 2012 R2 Server Standard
Add a counter to the end of the activation process
1. .NET Framework is required.
2. Run as admin.