The size of this activator is too much small.
Windows 8.1 Activator Download is fully secured from virus or malicious apps.
You have no need internet connection for activation of any windows or office edition.
This latest version of Windows 8.1 Activator 2016 will activate all editions of Windows 8.1 Build and NT.
You have no need to find keys, crack or activator for Office 2013.
Windows 8.1 Genuine Activator 2016 is perfect for genuine activation of any MS product.
This Permanent activator for Windows 8.1 will keep all windows activated permanently.