Are Euro Shop Key licenses legal and authentic?

Yes, all our Microsoft licenses are 100% authentic and legal. The resale of software licenses has been allowed in Europe since the UsedSoft ruling by the Court of Justice of the European Union (CJEU) in 2012. Our Windows and Office activation keys activate directly on the official Microsoft servers. More than 50,000 satisfied customers trust us, with a rating of 4.9/5 on Trustpilot.

How do I receive my activation key after purchase?

After your payment is confirmed, you receive your activation key by email in less than 5 minutes, 24/7. Delivery is 100% digital and instant. You also receive detailed installation instructions to activate your Windows or Office license with ease.

What is the difference between Windows 11 Home and Windows 11 Pro?

Windows 11 Pro (from 9,90€ on Euro Shop Key) includes all the features of Windows 11 Home (from 8,90€) plus: BitLocker (disk encryption), Remote Desktop, Hyper-V (virtualization), advanced Windows Update control and Active Directory domain join. For professional or advanced use, we recommend the Windows 11 Pro key.

Which Office suite version should I choose?

Euro Shop Key offers several versions of the Office suite: Office 2024 Professional Plus (from 24,90€) with the latest features, Office 2021 Pro Plus (from 19,90€) excellent value for money, and Office 2019 Pro Plus (from 12,90€) the budget version. These are perpetual licenses (one-time purchase, no subscription). For a subscription with 1 TB of OneDrive and continuous updates, choose Microsoft 365 (from 9,99€/year).

Are the Office and Windows licenses lifetime or subscription-based?

Our Windows 10, Windows 11, Office 2019, Office 2021 and Office 2024 licenses are perpetual licenses with a lifetime warranty. You pay once and use the software indefinitely with no recurring fees. Only Microsoft 365 works on an annual subscription, including continuous updates and 1 TB of OneDrive storage.

How do I install and activate Windows 11 with an activation key?

To install Windows 11: 1) Download the official Media Creation Tool from microsoft.com, 2) Create a bootable USB drive, 3) Boot your PC from the USB drive, 4) Follow the installation wizard, 5) Enter your Windows 11 activation key purchased on Euro Shop Key. Activation is instant and permanent. A detailed guide is provided with every purchase.

How do I activate Windows 10 with a license key?

To activate Windows 10: go to Settings > Update & Security > Activation, click "Change product key" and enter your Windows 10 activation key purchased on Euro Shop Key (from 9,90€). Activation takes just a few seconds directly on the Microsoft servers. Our 24/7 support guides you if needed.

What is the difference between Office 2021 and Office 2024?

Compared to Office 2021 Pro Plus (from 19,90€), Office 2024 Pro Plus (from 24,90€) brings: a modernized interface, new Excel functions (GROUPBY, PIVOTBY), AI improvements in Word and PowerPoint, better real-time collaboration and extended technical support until 2034. Office 2021 remains an excellent choice for standard use with better value for money.

Can I transfer my license to another PC?

For Retail (individual) licenses, yes: you can transfer your Windows or Office license to a new PC by deactivating it from the old one. OEM licenses are tied to the original motherboard and are not transferable. The license type is clearly indicated on every Euro Shop Key product page.

What payment methods are accepted?

Euro Shop Key accepts credit cards (Visa, Mastercard, CB), PayPal, Apple Pay and bank transfer. All payments are secured with 256-bit SSL encryption. Your activation key is delivered instantly after payment is confirmed.

What should I do if my activation key does not work?

Our customer support is available 24/7 by email and chat. In case of an activation problem, we provide a new replacement key or a full refund within 30 days. Satisfaction guaranteed or your money back on all our Microsoft licenses.

Why are the prices so low compared to the official Microsoft website?

Our Microsoft licenses come from corporate surplus, volume licensing programs or international markets. Resale is perfectly legal in Europe (CJEU ruling 2012). You get exactly the same Microsoft product (an identical activation key) at a reduced price. Buying a cheap Windows or Office license on Euro Shop Key is safe and reliable.

What is Microsoft 365 and how does it differ from Office 2024?

Microsoft 365 (from 9,99€/year) is an annual subscription including Word, Excel, PowerPoint, Outlook, OneDrive (1 TB), Teams and permanent updates for 5 devices. Office 2024 Pro Plus (from 24,90€) is a one-time purchase (perpetual license) with no recurring fees but without OneDrive or major updates. For cloud and collaboration, Microsoft 365 is ideal. For a one-time purchase, choose Office 2024.

How do I buy a cheap and reliable Windows license?

On Euro Shop Key, buy your Windows 11 Pro key from 9,90€ or Windows 10 Pro from 9,90€. The process is simple: 1) Choose your Windows version, 2) Pay by card, PayPal or Apple Pay, 3) Receive your key by email in 5 minutes. All our licenses are authentic, activatable on the Microsoft servers, with a lifetime warranty and 24/7 support. More than 50,000 satisfied customers, 4.9/5 on Trustpilot.

Windows

Authentic Microsoft licenses at the best price. Instant delivery by email.

58 products found

Windows 11 Pro + Visio 2021 Pro + Project 2021 Pro Bundle

-60%

(3 reviews)

Windows 11 Pro + Visio 2021 Pro + Project 2021 Pro Bundle

Official Windows 11 Pro + Visio 2021 Pro + Project 2021 Pro bundle license. Instant delivery by email. Activation on…

Authentic Instant delivery Lifetime warranty

€119.99 €299.98

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-60%

(3 reviews)

Windows 11 Education

Official Windows 11 Education license. Instant delivery by email. Activation on Microsoft servers. Lifetime warranty. Support included.

Authentic Instant delivery Lifetime warranty

€19.99 €49.98

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-93%

(4 reviews)

Windows 11 Pro Education

Official Windows 11 Pro Education license. Instant delivery by email. Activation on Microsoft servers. Lifetime warranty. Support included.

Authentic Instant delivery Lifetime warranty

€9.90 €149.00

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-60%

(4 reviews)

Windows 11 Professional N

Official Windows 11 Professional N license. Instant delivery by email. Activation on Microsoft servers. Lifetime warranty. Support included.

Authentic Instant delivery Lifetime warranty

€27.99 €69.98

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-60%

(3 reviews)

Windows 10 Enterprise 2021 LTSC

Official Windows 10 Enterprise 2021 LTSC license. Instant delivery by email. Activation on Microsoft servers. Lifetime warranty. Support included.

Authentic Instant delivery Lifetime warranty

€29.99 €74.98

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-60%

(3 reviews)

Windows 10 IoT Enterprise 2021 LTSC

Official Windows 10 IoT Enterprise 2021 LTSC license. Instant delivery by email. Activation on Microsoft servers. Lifetime warranty. Support included.

Authentic Instant delivery Lifetime warranty

€34.99 €87.48

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-60%

(3 reviews)

Windows 10 Pro for Workstations

Official Windows 10 Pro for Workstations license. Instant delivery by email. Activation on Microsoft servers. Lifetime warranty. Support included.

Authentic Instant delivery Lifetime warranty

€39.99 €99.98

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-93%

(12 reviews)

Windows 10 Professional

Official Windows 10 Professional license. Instant delivery by email. Activation on Microsoft servers. Lifetime warranty. Support included.

Authentic Instant delivery Lifetime warranty

€9.90 €149.00

View

-82%

(4 reviews)

Windows 10 Professional N

Official Windows 10 Professional N license. Instant delivery by email. Activation on Microsoft servers. Lifetime warranty. Support included.

Authentic Instant delivery Lifetime warranty

€8.90 €49.90

View

-60%

(2 reviews)

Windows 8.1 Professional

Official Windows 8.1 Professional license. Instant delivery by email. Activation on Microsoft servers. Lifetime warranty. Support included.

Authentic Instant delivery Lifetime warranty

€9.99 €24.98

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Buy a Windows Key at the Best Price

Euro Shop Key offers you the best deals on Windows activation keys. With unbeatable prices like Windows 11 Pro at 14,90€ and Windows 10 Pro at 9,90€, you get 100% authentic and legal licenses.

Why buy your Windows license from Euro Shop Key?

Unbeatable prices: Up to -90% off the official Microsoft price
Authentic licenses: Official Microsoft keys, activatable for life
Instant delivery: Receive your key by email within 5 minutes
24/7 Support: Our team assists you with activation
Lifetime warranty: Your license stays valid with no time limit
Secure payment: Card, PayPal, bank transfer - 100% secure

How to activate your Windows key?

Buy your license on Euro Shop Key
Receive your key by email immediately
Open Windows Settings > Update & Security > Activation
Click "Change product key" and enter your key
Enjoy all the features of Windows!

Our Windows best sellers

Windows 11 Pro Key at 14,90€ | Windows 10 Pro Key at 9,90€ | Windows + Office Pack from 39,90€

Operating Systems

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Windows 11 Professional

Office for Windows

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Windows Server

SQL Server

Client Access Licenses (CAL)

Windows

Windows 11 Pro + Visio 2021 Pro + Project 2021 Pro Bundle

Windows 11 Education

Windows 11 Pro Education

Windows 11 Professional N

Windows 10 Enterprise 2021 LTSC

Windows 10 IoT Enterprise 2021 LTSC

Windows 10 Pro for Workstations

Windows 10 Professional

Windows 10 Professional N

Windows 8.1 Professional

Buy a Windows Key at the Best Price

Why buy your Windows license from Euro Shop Key?

How to activate your Windows key?

Our Windows best sellers