
Windows 11 Pro Product Key
A retail key rather than OEM, so it can be linked to your Microsoft account and moved to a new PC later. Pro adds BitLocker drive encryption, Remote Desktop and Azure AD over Home.
- Retail key
- 1 PC
- Transferable
Upgrade your digital workspace instantly. We provide 100% authentic licence keys for Microsoft Windows and Microsoft Office. Fast, secure, and guaranteed.
Pro Software Key LTD · UK Registered Company No. 17229557 · 128 City Road, London EC1V 2NX



No parcel to wait for and no subscription to cancel. Here is exactly what happens after you place an order.
Every product page lists the exact edition, what is included and the system requirements — so you know what you are buying before you pay.
Checkout is encrypted and handled by our payment provider. Pay by card, or spread the cost with Klarna or Clearpay.
Your licence key, the official download link and a step-by-step activation guide land in your inbox, normally within a few minutes.
Stuck at any point? Email us and we answer 24 hours a day. Not used your key yet? Full refund within 30 days, any reason. And if a key does not activate and we cannot fix it, you get a replacement or a full refund. Read the guarantee
Most people arrive wanting one of these two. Here is what each one is for, in plain English, so you can rule one out quickly.

A retail key rather than OEM, so it can be linked to your Microsoft account and moved to a new PC later. Pro adds BitLocker drive encryption, Remote Desktop and Azure AD over Home.

One payment, no subscription to cancel. The full suite — Word, Excel, PowerPoint, Outlook, Access and Publisher — installed on your own PC and yours to keep.
Get your product key, download link, and installation guide in your inbox within seconds of your purchase.

All our software keys are genuine and sourced directly from official authorized distributors.

Need help with installation or activation? Email us at any hour and we answer email 24 hours a day. Phone support runs 08:00 to 18:00 UK time.

Your payment and personal information are protected with industry-leading encryption.
Office for Mac Users "Always verify your macOS version before buying Office. Microsoft officially supports the three most recent macOS updates to ensure optimal performance, security, and feature integration."
Windows 11 Compatibility "Before upgrading to Windows 11, make sure your PC supports TPM 2.0 and Secure Boot. These built-in hardware features are mandatory for a smooth and secure installation."
Subscription vs. Lifetime "Microsoft 365 requires a monthly fee but gives you large cloud storage. Office 2021 and 2024 are one-time purchases. Choose the lifetime license if you prefer offline work and no recurring bills!"
Check Before You Buy "Every licence covers a specific edition, platform and number of devices. Read the product page before you order - it tells you exactly what your key activates."
Never Lose Your License "Since our Retail keys bind to your official Microsoft account, you never have to worry about losing the 25-character code. Just log into your account to reinstall the software anytime."
Keep Windows Updated "After activating your new Windows license, immediately run Windows Update. Downloading the latest drivers and security patches ensures maximum system stability, speed, and protection against threats."
Windows 11 Pro vs. Home "Upgrading to Windows 11 Pro unlocks advanced features like BitLocker encryption and Remote Desktop. It is the perfect choice for professionals, freelancers, and power users who need extra security."
Say Goodbye to Monthly Fees "Tired of paying for subscriptions? Office 2021 and 2024 are lifetime licenses. You pay once, bind it to your Microsoft account, and keep the software forever on your PC or Mac."
Official Microsoft Activation "Redeem your key on Microsoft own site and download the installer from your Microsoft account. That way the software comes straight from the manufacturer and the licence stays linked to you."
Instant Digital Delivery "Why wait for shipping? Digital software keys are delivered instantly to your inbox. You can buy, download, and activate your new software within minutes safely and securely."
Retail vs. OEM Licenses "Did you know? Retail licenses tie to your personal Microsoft account and can be transferred to a new computer if you upgrade. We provide Retail keys to ensure your software stays with you for life."
Always Use Official Links "Never download software from unknown third-party websites. With every purchase, we provide official download links directly from the manufacturer (Microsoft) so you can install your software 100% securely."
Start with a Clean Install "For the fastest and most stable Windows experience, we highly recommend doing a clean installation instead of upgrading from an older OS. It clears out hidden junk files and gives your PC a fresh start."
Step-by-step guides written by our own support team, free to read before or after you buy. If a guide does not solve it, a real person will.
12 step-by-step guides in total. Browse them all
FAQ
Since we deal strictly in digital software, there is no physical shipping. Your product key, along with official download links and step-by-step installation instructions, will be delivered instantly to your email address immediately after your payment is confirmed.
Delivery is fully automated and instant. If you don't see the email in your inbox within a few minutes, please check your Spam or Junk folder. If you still cannot locate it, contact our support team with your order number, and we will resend it immediately.
Yes, absolutely. We are a registered UK-based company (Pro Software Key LTD). We only source our retail keys from verified, authorized channels. All our software is 100% genuine and can be verified directly with the manufacturer (Microsoft) during activation.
It depends on the product. Our Windows and Microsoft Office products are one-time purchases with a lifetime license (no recurring fees). Please check the specific product description for exact details.
Yes, the majority of our keys are Retail Licenses. This means they are linked to your personal Microsoft account. If you buy a new computer or format your current one, you can deactivate the software on the old device and reinstall it on the new one.
Don't worry! Every purchase comes with a comprehensive, easy-to-follow installation guide. You will receive official download links (e.g., directly from Microsoft) to ensure your download is safe and secure.
Yes, and at no extra cost. Email us or open a support ticket at any hour - email is answered 24 hours a day, every day. If you would rather talk to someone, our phone line is open 08:00 - 18:00 UK time. We help with download, installation and activation errors.
Two things are covered. If your key has not been activated, you can have a full refund within 30 days, for any reason, including simply changing your mind. If a key will not activate, our support team will fix it; if we cannot, you choose a free replacement or a full refund. Full details are on our Refund & Return Policy page.
Our partner status is published by Microsoft and Adobe on their own websites, and our company filings are public. Every claim below links straight to its source.
PRO SOFTWARE KEY LTD appears in Microsoft’s public partner directory, based in the United Kingdom, with Windows, Azure and Visio among the listed solutions.
Verify on Microsoft →PRO SOFTWARE KEY LTD is listed in Adobe’s own partner directory as a Certified Reseller, head office London, with two specialisations. Search our name there and you will find us.
Verify on Adobe →Company number 17229557, incorporated in England & Wales, registered at 128 City Road, London EC1V 2NX. Our filings are a matter of public record.
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