Windows 11 Pro – 1 PC Digital Product Key (One-Time Purchase)

Why buy Windows 11 Pro from Maventech?

Looking for the most reliable place to buy Windows 11 Pro online? You are in the right place. Maventech delivers a genuine Microsoft license key for Windows 11 Pro at €73.59 — a one-time purchase with a lifetime activation, no monthly fees and no surprise renewals. Your key arrives by email, ready to activate directly inside the official Microsoft installer.

Windows 11 Pro — quick facts

• Platform: Windows
• Licence type: Lifetime / perpetual — not a rental subscription.
• Delivery: Instant email with the activation key + official download link.
• Activation: Direct inside the official Microsoft software — no third-party loaders.
• Guarantee: 30-day money-back, replacement key if anything goes wrong.

How to activate Windows 11 Pro after purchase

1. Complete checkout — your Windows 11 Pro license key + official Microsoft download link arrive by email within minutes.
2. Download the genuine installer from the link in the email (or directly from the Microsoft website).
3. Run the installer and sign in to your Microsoft account.
4. Paste the activation key when prompted — activation completes in seconds.
5. Need help? Our specialists set it up for you on a free assisted call.

Is Windows 11 Pro a one-time purchase?

Yes — this listing is the perpetual licence. Pay once at €73.59, activate on your Windows device, and use Windows 11 Pro for as long as you own the device. There are no monthly fees, no renewals and no surprise charges. If you need to move the licence to a new computer, our support team helps you transfer it free of charge.

Best price for Windows 11 Pro in 2026

Maventech sources genuine, previously-licensed Windows 11 Pro licences through legitimate volume-licensing channels, which is how we can offer a flat, transparent price of €73.59. Every key is verified pre-dispatch, every payment is encrypted, and every order is protected by our 30-day money-back guarantee. Compare us with any other reseller on price, delivery speed and support quality — we are confident you will buy here.

Windows 11 Pro — genuine product key, lifetime activation & digital delivery

Shopping for a Windows 11 Pro product key, a retail license or an OEM activation code for your PC build? This listing ships you exactly that. Pay once at €73.59, receive the 25-character genuine activation code by email, run the official Microsoft Media Creation Tool, paste the key, and your machine is fully activated — tied to your hardware, not to a subscription.

Why Windows 11 Pro? The latest perpetual Microsoft OS — redesigned Start menu, Snap Layouts, native Microsoft Store, DirectStorage gaming and full Copilot integration. Best buy for shoppers searching "buy original Windows 11 Pro product key", "Windows 11 Home activation key" or "Windows 11 Pro 64-bit retail key".

Windows 11 Pro specifics: BitLocker drive encryption, Remote Desktop host, Hyper-V virtualisation, Group Policy, Windows Sandbox and Azure AD join — everything home builds miss. Activates from a Home install via Microsoft's built-in upgrade flow.

How activation works

Open Settings › System › Activation, click Change product key, paste the 25-character code from your email. Activation completes in under five minutes. Each Windows 11 Pro key is single-PC under Microsoft's EULA — for multi-PC coverage pick a 3 or 5-seat bundle or buy additional keys with automatic volume discount.