Microsoft Windows 8.1 Activator 1.3 By Ahmad Magdy

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

Activates:

Windows 8.1 Pro
Windows 8.1 Pro Wmc (New)
Windows 8.1 Pro N (New)
Windows 8.1 Enterprise
Windows 8.1 Enterprise N (New)

Note: 

1. .NET Framework is required.
2. Run as admin.

Changes in version 1.3:

Solve the problem of stop activation
Some bug fixes

Download Here