Get Windows 8.1 Product KeysFree for All Editions (Pro, Ulitmate Enterprise, Core, Single Language) for both 32bit / 64bit and 100% working (Updated June 2021). To Avoid any blocked serial key issues, Download and Install following Key Installer.
Windows 8.1 and Windows 10 are going parallel to one another. They can’t get a free copy of Windows 10 from Microsoft if they don’t have an activated copy of Windows 8.1.
Windows 8.1 activator is needed to everyone. This is obvious that everyone is now using Windows 10, even me too. But Windows 8.1 is most stable windows, as windows 10 has some bugs that are not fixed yet.
On May 14, 2013, Microsoft officially announced the first update of Windows 8, which is Windows 8.1. Windows 8 has some bugs that are fixed in Windows 8.1, so Windows 8.1 is the most stable Windows Version of all.