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Buy and install Microsoft Windows 8.1 Professional download original product key

Microsoft Windows 8.1 Professional 32/64 Bit - Product Key

Purchase Windows 8.1 Professional and get a 100% original license directly activated by the user with the official Microsoft ISO file. Secure payments provide full assurance to the buyer. You... [click for more info]
$26.99 Save $69.00

Availability: Available
Multilingual: All languages included
Support: Specialized and Free
Payment: SSL encrypted and secure
Shipping: Free instant e-mail delivery 24/24h, thus avoiding the environmental impact of shipping physical goods. We are Eco Friendly
All prices shown include VAT

Purchase Windows 8.1 Professional and get a 100% original license directly activated by the user with the official Microsoft ISO file. Secure payments provide full assurance to the buyer. You will receive your original license via email immediately after purchase, a link to download the official ISO from the Microsoft website, and all the instructions for quick and easy activation.

*Get your original license at the right price

Windows 8.1 Professional for professionals and businesses

Windows 8.1 Professional is available in both 32-bit and 64-bit versions and delivers high performance for both business and professional users. It is the upgraded version of the Windows 8 operating system and has been enhanced in many aspects with newly implemented features. It allows the user to work comfortably with many open applications without any drop in performance. The interface has likewise been reworked and simplified, it is now user-friendly and designed for touch-screen use. Security and reliability have also been improved. We always recommend protecting your devices by also installing a valid and effective Antivirus against cyber attacks.

Which new features have been developed in Windows 8.1 Professional?

Windows 8.1 Professional has been enhanced and revamped with professional programs that make it much easier for professionals and businesses to do their job. Compared with the previous version, improvements have been made resulting in a modern interface that is suitable for use in handheld devices as well as computers. 

  • - Design, technical and system improvements.
  • - Modern user interface: Metro Style “Tile” layout for Touchscreen devices
  • - Design, technical and system improvements. 
  • - Modern user interface: Metro Style “Tile” layout for Touchscreen devices
  • - Internet Explorer 11: New Windows Web Browser
  • - Optimized data transfer management: Copy tasks can be paused and resumed
  • - New Task Manager: Processes are managed to improve performance
  • - Windows Store: Users can now purchase new and exclusive applications
  • - Windows Defender: Antispyware

Which Microsoft Office is Windows 8.1 compatible with?

Windows 8.1 Professional allows compatibility with many software, in fact, Microsoft Office Suite can be installed ranging from previous versions such as Office 2010 or Office 2013, up to the penultimate of Microsoft such as Office 2016, is also available Microsoft Office for MAC.
*Important, Windows 8 is not compatible with Microsoft Office 2021 Suite and Microsoft Office 2019 Suite

What happens if you format your PC or migrate to a new one? (lifetime license)

This Microsoft license is a lifetime license. It is not a subscription service and therefore does not require periodic renewals for a fee. By purchasing Windows 8.1 Professional, you will own the software permanently without any additional future expenses, and you will enjoy all the benefits of owning an original Microsoft license that you can use on your computer or device, even if you format your current device or switch to a new one. You can reuse it forever, bearing in mind that it is valid for one device only and must be therefore deactivated on any previous devices before reactivating on a new device.

Upgrade from Windows 8/8.1 Professional to Windows 10 and Windows 11

Please remember you cannot upgrade from Windows 8 to Windows 10 and Windows 11 any longer.

Find more Products in Mr Key Shop's Catalog

Windows Operating Systems: Windows 11Windows 10Windows 8Windows 7
Antivirus: KasperskyESETMcAfeeAvastBitdefenderNorton
VPN: VPN for PCVPN for MacVPN for Mobile
Microsoft Server: Windows ServerWindows Server CALWindows Server RDS CALMicrosoft SQL Server
Backup and Recovery Software: AOMEI - EaseUS

What will I receive if i purchase Windows 8.1 Professional?

The product is delivered within seconds directly via email, thus avoiding the environmental impact of shipping physical goods.

  •  - 1 Original Microsoft Activation Code for Windows 8.1 Professional valid for use in 1 PC (Product Key)
  •  - Download link for Windows 8.1 Professional 32/64-bit (ISO File)
  •  - Quick and easy installation guide
  •  - Free technical support
  •  - Invoice

Are you a reseller?

If you’re a reseller, mail us at b2b@mrkeyshop.com  and we’ll send you a tailor-made price list. Let’s work together!

System requirements

Platform Windows
Supported Operating Systems Windows 8
Processor 1 GHz or faster processor or SoC
RAM 1 Gb RAM (32-bit) or 2 Gb RAM (64-bit)
Hard disk 16 Gb RAM (32-bit) or 20 Gb RAM (64-bit)
Graphic card DirectX 9 or higher with WDDM 1.0 driver

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