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Windows 8.1 Product Keys (All Versions) 2021 {100% Working}

Free Windows 8.1/8 Product Keys (All Versions) 2022 {100% Working}

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Microsoft released a new operating system Windows 8.1, on October 17, 2013. It was the free update for Windows 8 and Windows RT, downloaded via Windows Store. After launching the operating system Windows 8, Microsoft received many complaints. To overcome this, a new operating system, which was an updated Windows 8.1, was launched. Till 2016, it was possible to upgrade Windows 7 and Windows 8 to Windows 10, but now it no longer viable as you need Windows 10 license key  to get the Microsoft window 10 version and same for all windows versions.  
Without any additional license fee, you can update Windows 8 to Windows 8.1. A Windows 8.1 product key is needed if you’re using an older version of Windows, but if you’re using Windows 7 or 8, the product key is not required. After downloading Windows 8.1, a free trial of 15 days starts. After 15 days, this trial period expires, and the computer will provide a dialog box to enter the product key. However, the Windows activation key is needed to access all the features of the Operating System.  

What are the key features of Windows 8.1?

Windows 8.1 product key

Here are some unique features of improved version Windows 8.1. Let’s take a look at what features does Windows 8.1 offer before proceeding to Windows 8.1 product key.

These are some key features that are added to Windows 8.1, which differentiate it from Windows 8 operating systems. They include:

  • New and improved apps
  • Additional snap views
  • New high-resolution display
  • An upgraded version of Internet Explore
  • Enhanced security and stability 
  • Tighter SkyDrive
  • Improved system-wide search 
  • Bugs removed from the updated apps
  • Improved user interface 
  • More customization in display
  • Easy live resizing tile and application snapping 
  • 3D printing available 
  • Supports (ReFS), i.e., Resilient File Syste
  • Supports DirectX 11.2
  •  Miracast streaming
  •  Wi-Fi connects directly
  •  Newly designed features on the taskbar

Why do you need a product key for windows 8.1?

To upgrade Windows 8 to Windows 8.1, we need a windows 8.1 product key. This product key has a 25 digit code that’s used to activate windows 8.1 on your computer.

 It looks like this:


As Microsoft software terms don’t allow you to copy the product key code, this activation verifies your code. There are many Windows 8.1 product keys and Windows 8.1 pro product keys available on different sites. A genuine window needs a product key to run Windows 8.1.  

There are different serial keys for both windows 8.1 product key 32-bit and Windows 8.1 product key 64-bit. Windows 8.1 product key depends on where you have purchased the key. If you buy it from a store, you might get its digital printed copy from the seller. If you purchased it online, you would get a windows 8.1 serial key. If you have a pre-installed Windows 8.1, you’ll find it in the device. 

Windows 8.1 Pro Free Product Key - Windows 8.1 Free Activation Key

Windows 8.1 Ultimate Serial Keys:












Windows 8.1 Pro Serial Keys:


















Windows 8.1 DVD Keys:


Windows 8.1 Universal Product Keys:


How to activate Windows 8.1 without a product key?

You can activate Windows 8.1 even if you don’t have a product key. Here are some methods you can activate the windows 8.1 without a product key. But, no guarantee given methods will work. If the given process doesn’t work, unfortunately, you have to buy a product key. 

Here are a few things you need to do before starting the activation: 

  • Back up all your data before starting
  • Free up 3 GB space on your computer
  • Connect your computer to direct power as the process may take time sometimes
  • Connect to a reliable and robust internet connection while upgrading to Windows 8.1 operating system.
  • Install the latest security updates on your computer
  • Disable your computer’s antivirus while upgrading.

Method 1: Upgrading the operating system from Windows 8 to Windows 8.1

Here is the complete process to upgrade your computer running Windows 8 to Windows 8.1 without using a product key.

Follow the steps below:

Step 1: Open Windows 8.1 store

Step 2: Click on Windows update option

Step 3: Select the option upgrade to Windows 8.1

Step 4: After downloading starts the updated files will be installed automatically

Step 5: After the downloading finishes, restart your computer. 

Step 6: When the turns on, select User Express Settings

Step 7: Log in to your account and restore your apps 

Method 2: Create your own Windows activator

This method has a high success rate but may not work for some users. There isn’t any particular reason for this. Follow these steps below to create your Windows activator.   Step 1: Click here and copy the access code on Notepad that is shown on screen.  Step 2: Save this document as Windows8.cmd Step 3: Right-click on this file and select the option Run as Administrator.  Step 4: A window will appear for a few seconds and will disappear after running Windows8.cmd file. Step 5: Restart your computer and check the operating system. If successful, you will have an activated copy of Windows 8.1.


Q1. Can I use Windows 8.1 without activation?

Yes, Windows 8.1 can be used without activation. But without purchasing a genuine activation key, you cannot use it for long. 

Q2. Can Windows 8.1 activation keys work for 32-bit and 64-bit systems?

Yes, Windows 8.1 activation key works for both 32-bit and 64-bit systems. You can use Windows 8.1 pro product key on any bit version. 


Q3. Can You Download Windows 8.1 for Free?

Yes, you can download Windows 8.1 for free. There are two ways to download Windows 8.1 for free. It can be downloaded from the Windows 8 store for free or download it from ISO version Windows 8.1 and then install the new Windows 8.1 operating system on a different partition to dual boot. 


We live in a high age society where we need to upgrade ourselves as well as our devices to cope up with the fast pace of our lives. So having one of these product keys which would upgrade your pc to the latest version is must. As the product key doesn’t cost you anything, you must give it a try and start enjoying the latest and developed features of windows 8.1.



My name is Sean and I started this project in 2019. It has been growing ever since. I am serial tech entrepreneur and a tech geek . My experience in blogging and technology helps me understand what type of content people are looking for and I intend to provide the information in the best possible way. I want to grow our online community in such a way that whenever someone thinks of technology, the first thing that comes to their mind, is Notion Ink.

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