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Buy and install Upgrade to Windows 11 download original Microsoft product key

Upgrade to Windows 11 Professional - Product Key

Upgrade to Windows 11, the latest version of the popular Microsoft OS, and enjoy all the new features. Secure payments with a full money-back warranty, and immediate delivery via e-mail. And our... [click for more info]
$79.99 Save $100.00

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

Upgrade to Windows 11, the latest version of the popular Microsoft OS, and enjoy all the new features. Secure payments with a full money-back warranty, and immediate delivery via e-mail. And our English-speaking customer service is 100% free!

Update and upgrade to Windows 11

Update and upgrade to Windows 11 by purchasing your 100% genuine license from Mr Key Shop at a very good price. You’ll also get free, ENGLISH-SPEAKING technical support. Our team of experts will guide you through the upgrade process if you need it. Get your latest version of Microsoft OS now and enjoy all its benefits!.
Upgrading to Windows 11, you’ll get a new, revamped UI, as well as:

  • - Modern interface, to manage disks and partitions from the Settings page
  • - A new desktop, with a brand new Start menu
  • - Faster boot speed than Windows 10
  • - Dev. and creator-specific features, for monetization
  • - The system is optimized for Xbox Game Pass
  • - Compatibility with all the current software, such as antiviruses and Microsoft Office 2019 and Office 365 suites

Upgrading Windows 11, you’ll get a more service-oriented OS, optimizing your experience, as well as focusing on security and new features. We always recommend installing an Antivirus to protect your device, you can choose your Antivirus by clicking here.

Upgrading Windows 11 with Mr Key Shop is the way, here’s why!

If you chose to update your system to Windows 11, Mr Key Shop allows you to purchase your upgrade license at a very cheap price, with a full money-back warranty. Digital delivery is one of our core values, allowing us to provide you with premium products, at competitive prices, with fast and professional service. You can upgrade Windows 11 immediately after your purchase, thanks to clear and simple instructions guiding you throughout the upgrade process. In case of issues, you can always count on our free, English-speaking customer service, always at your disposal!

Choose your news Windows 11 OS

Choosing Windows 11 on Mr Key Shop, you’ll benefit from our professional, authorized, and express service, saving on your license price; plus, you’ll contribute to saving our planet! As a company, we believe in sustainability. This is why we adopted the digital business model: we send you our products via e-mail, reducing pollutants and waste generated by the physical goods transport system. Let’s save the world, one product key at a time! 

After I upgrade to Windows 11, what will happen to my license?

Your Windows 11 will always be at your disposal because it’s perpetual: once you upgraded your Windows OS, you’ll have a 100% genuine and activated product. Your license is bound to your account, therefore you can enjoy your newly upgraded Windows 11 operating system even if you need to format or replace your machine, with no extra costs!

I’ve just decided to upgrade to Windows 11 with Mr Keyshop. What now?

Complete your secure transaction with safe payment methods. Once your order is complete, you’ll get an email with everything you need to upgrade to Windows 11:

  • - Your upgrade license for Windows 11 (1 user)
  • - Clear and easy instructions on how to upgrade your system to Windows 11 (including any download links, if needed)
  • - 100% free, English-speaking customer service
  • - Invoice

Are you a reseller?

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

Download Windows 11 and Microsoft Office

The Windows 11 operating system is compatible with Office 2021. Find out more about Office 2021.
Also available on the store: Office 2019 - Office 2016 - Office 2013 - Office 2010 - Microsoft Office for MAC.

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

Windows 11 System Requirements

Processor 1GHz or higher, min. dual-core with con 64-bit compatible SoC or processor
Storage 64 GB
Firmware UEFI, compatible with Secure Boot
TPM Trusted Platform Module 2.0
GPU DirectX 12 or higher with WDDM 2.0 driver
Display 720p, 8-bit, min. 9”
Internet & Microsoft account Windows 11 Professional requires an active Internet connection and a Microsoft Account to complete the setup process.

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