Activation for Windows 8.1 Professional

Windows 8.1 Professional is a kind of middle between Windows 7 and 10, from the seventh version they borrowed reliability and performance, and a dozen became new stages in changing the interface. There is Windows 8.1 Pro x64 and x86 bit, or as they used to call 64 and 32 bit.

Windows 8.1 Pro system with x86 architecture supports no more than 3 GB of RAM or RAM and is installed on weaker computers, like the office version. But if you have a modern PC with a powerful video card, a multi-core processor and at least 4 gigabytes of RAM, we definitely recommend you download Windows 8.1 Pro x64 Rus with a built-in activator and a standard Start button.

KMS Auto Activator for Windows 8.1:

KMSAuto Net – Automatic KMS-activator for operating systems Windows VL editions: Vista, 7, 8, 8.1, 10, Server 2008, 2008 R2, 2012, 2012 R2 and Office 2010, 2013, 2016. How the program works – quite simple: it emulates a KMS-server operating system activates on it, then that server removes.

Generally, KMS-activation – a perfectly legitimate method of Windows activation, designed by Microsoft itself to activate corporate products, there is nothing new.The fact that Windows 8.1, for example, standardly connects to activation server through localhost (127.0.0.2-254) is locked, so then, the utility causes the system think, that the KMS server is not located on your computer, but somewhere in the network. What is KMS-activated, you may be found on Microsoft website, if you desire.

Activator for Windows 8.1 RTM (Stable) activate your Windows, require no keys or phone activation. It has some small flaws, but activation is carried out in 1 click and there is no need to spend money on licensed Windows 8.1.

Benefits of KMSAuto Net activator:

• Activates all kinds of Windows 8.
• Absolutely safe for your system.
• Quick activation.
• Fully automated.
• Simple interface.
• Permanent Activation.
• Activated system will not lose license after update.

Instruction: How to use activation tool?

• Temporarily turn off antivirus and Windows Defender (Click here to get info about how to turn off Windows Defender, if you need it).
• Download the archive with working Activator in it. 

• Unzip the archive with Activator (Password for archive – windows). You can use WinRAR to unpack it.
• Run “KMSAuto.exe” as an administrator.
• Press “Activate Windows” button. It is simple.
• Wait until activation procedure completed and restart the computer.

Video tutorial:

F.A.Q. – Questions about KMS Auto

⭐ What to do if activation doesn’t work?

If happened that activation didn’t work, you can try another activators for Windows 8.1. Some of them will work anyway.

⭐ For what need to open activator with admin rights?

If you won’t do this, activator wouldn’t work. When you open it with admin rights you let to this program do changes in your Windows license.

⭐ How to get the activator?

Firstly you will get a downloader for activator from our site. Follow the steps in the downloader and you will download archive with the activator. For next step you should to unzip the activator with following the password – “windows”. You have the ability to download the archive directly without downloader. For download directly – click on the picture on the left of these words “Downloads:”, “Size:”.

⭐ For what need to disable antivirus and windows defender?

It is needed for unzip and launch activator for activate your Windows or Office.

⭐ Is it compatible with 32-bit or 64-bit Windows 10 version?

Yes. The Windows version does not matter, it will activate all Windows 8.1 versions either it is 32-bit or 64-bit.

Screenshot of activated Windows 8.1 Professional: