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Windows 10 Professional

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(131 Reviews)

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When you buy a Windows 10 Pro license, you can activate Windows 10 Professional on your PC. Buy now and we’ll send your Windows 10 Pro key to you instantly by email. This is a one-time license and the activation key is valid for installation on 1 PC only.

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Customer Reviews

Learn firsthand how our customers benefit from our products.

3 weeks ago

Efficient and professional diagram creation made easy with Microsoft Visio Professional 2019. Instant delivery, user-friendly setup, and impressive features for dynamic visuals.

Christopher Scott

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3 weeks ago

Effortless diagram creation with Microsoft Visio Standard 2024. Smooth purchase process, instant delivery, and reliable performance.

Samantha White

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3 weeks ago

Seamless setup, powerful database solution for business.

Charlotte Watson

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3 weeks ago

Ultimate protection for digital peace.

Harper Smith

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3 weeks ago

Efficient and user-friendly, Microsoft Visio Standard 2024 simplifies diagram creation.

Charlotte Watson

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3 weeks ago

ESET NOD32 Antivirus Home Essential provides robust protection without slowing down my PC. Easy to install with instant digital delivery!

Olivia Parker

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3 weeks ago

Windows 11 Home offers a seamless user experience with modern design and security features. Instant activation and lifetime validity.

Natalie Evans

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3 weeks ago

Reliable database solution for business, easy setup process.

Samantha White

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3 weeks ago

Smooth project management with Microsoft Project Standard 2024 – efficient, reliable, essential.

Grace Thompson

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3 weeks ago

Enhanced features, smooth performance – PowerPoint 2024 excels effortlessly.

Madison Clark

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3 weeks ago

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3 weeks ago

Streamlined data center management with Windows Server 2022 Datacenter. Unlimited virtualization, top security, and seamless integration.

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Efficient, reliable, professional writing tool.

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3 weeks ago

Powerful automation, enhanced visualizations, and seamless collaboration. A game-changer for productivity and data analysis.

Benjamin Cooper

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3 weeks ago

Boosted my project management efficiency with Microsoft Project Standard 2024. Highly recommended!

Benjamin Hughes

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3 weeks ago

Outstanding digital security with ESET HOME Security Premium – highly recommended!

Olivia Parker

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3 weeks ago

ESET HOME Security Premium exceeded my expectations with its comprehensive protection and user-friendly interface. Highly recommended!

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Windows 10 Professional – Advanced, secure, and built for productivity

Buy a Windows 10 Pro license key now and activate instantly. Whether you’re upgrading from Windows 10 Home to Professional or looking for a dependable operating system for business use, this edition delivers performance you can count on.

At Keyfy, every license comes with lifetime support and a guarantee—so you’re covered if anything comes up. Once your order is complete, your Windows 10 Pro key is sent by email or can be redeemed directly on the website. This is a one-time purchase and can be activated worldwide on any PC.

Windows 10 Home vs. Windows 10 Professional – Comparison table

Before you buy a Windows 10 Pro license key, here’s what you get compared to the standard edition.

Below is a direct comparison between Windows 10 Home and Windows 10 Professional:

Feature	Windows 10 Pro	Windows 10 Home
BitLocker Encryption	✅	❌
Remote Desktop	✅	❌
Domain Join	✅	❌
Hyper-V	✅	❌
Group Policy	✅	❌
Assigned Access	✅	❌
Ideal for	Business & power users	Home use

What is Windows 10 Professional?

Windows 10 Professional, also known as Windows 10 Pro, is Microsoft’s advanced edition built for professionals, businesses, and power users who need stronger security, network access, and more control. It sits right between the simplicity of home use and the capabilities required in business environments.

It goes beyond the basics—with built-in tools like BitLocker drive encryption, Remote Desktop access, and Hyper-V virtualization, it’s designed to meet demanding workflow and security requirements.

Looking for something simpler? Check out Windows 10 Home.

How you receive your license key

A website checkout form asks for customer information. A pink pop-up with a shopping cart icon points to the email address field, highlighting it with the text Enter Your Email. The background features a purple gradient.

Step 1: Enter Correct Email

We will securely send your product key, download link, and activation instructions. An invoice for your purchase will also be included.

Step 2: Instantly Access Your Key

Your license key appears instantly on the thank you page and in your account. You can download and install the software right away.

A confirmation email from Keyfy.com displays an order summary with an activation key, a yellow envelope icon, and a notification badge on a blue and purple gradient background.

Step 3: Check Your Inbox

We also email the key and instructions for safekeeping. This ensures you always have a secure backup copy in your inbox.

What does Windows 10 Professional include?

Whether you work from home, manage a remote team, or develop software, Windows 10 Pro gives you the tools to do all of that—and more. Here are a few reasons it stands out in modern work environments:

Advanced security – Windows 10 Pro uses modern technologies to protect your data, including BitLocker drive encryption, Microsoft Defender Antivirus, and a robust system architecture designed to help resist malware attacks.
Remote Desktop – If you need to control your PC from another device, Windows 10 Pro includes full support for remote connections.
Domain join – Working in a company network with a domain controller? You get direct access to shared resources and can collaborate smoothly with users and devices inside the domain.
Hyper-V – Need to run different operating systems for testing or development? Hyper-V is a built-in hypervisor that lets you run multiple virtual machines on one system.
Group Policy management – Manage user and system settings across your network with centralized control.

Assigned Access – Lock user accounts to a single app or environment—ideal for focused or secured setups.
Multilingual and international support – Choose from many language packs and regional settings—perfect for global teams and users.
Advanced networking – Features like DirectAccess and BranchCache improve performance for remote work and larger networks.
Continuum mode – Switch seamlessly between desktop and tablet mode on touchscreen devices.
Free updates – Stay up to date with new features and security updates at no extra cost after activation.

Need Microsoft Office too? Pair Windows 10 Pro with Office 2019 Professional Plus to get Word, Excel, and more.

A modern white desktop computer displays the Windows 10 Pro start menu on its screen. Next to it is a gray chair, a white desk, a keyboard, and a small vase with a plant. Microsoft and Windows 10 Pro logos are shown.

Why buy Microsoft Windows 10 Pro from Keyfy?

Where you buy Windows 10 Pro matters just as much as the product itself. At Keyfy, you get more than a download link—we’re reliable, supportive, and offer prices that are hard to beat.

Instant delivery – Your Windows 10 Pro license key + instructions are delivered by email within seconds.
Secure & compliant – All licenses are 100% legitimate and legally compliant.
Best value – Buy Windows 10 Pro at a great price—direct and transparent, with no hidden fees.
One-time payment – No subscription, no recurring costs.
Worldwide activation – Your license works anywhere in the world.
Lifetime support – Technical help is always available at no extra cost.
Trusted – Hundreds of happy customers speak for themselves, verified by private and business buyers.

How to buy a Windows 10 Pro license key

Upgrading your system is quick and straightforward. Here’s how to buy Microsoft Windows 10 Professional and get started right away:

Go to the product page
Click “Buy now” and proceed to checkout
Choose your payment method (PayPal, Apple Pay, credit/debit card, Klarna, or bank transfer)
Receive your license key, download link, and installation guide by email
Install, activate, and enjoy full access to Windows 10 Pro 64-bit or 32-bit

Legal notice

This is an original, transferable Microsoft license (OEM, Retail, or Volume) that may be resold in compliance with EU law (Directive 2009/24/EC, CJEU ruling C-128/11 – UsedSoft).
The license was originally placed on the market lawfully within the EU, remains valid permanently, and is transferred fully and exclusively to the new user.

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Trusted by 300,000+ Customers. With a 4.8/5 star rating and thousands of verified reviews on Trustpilot, ProvenExpert, and Trusted Shops, your security is our priority. As an official reseller, we provide exclusively 100% audit-compliant and verified original licenses.

1-Second Lightning Delivery
& 30-Day Guarantee

Why wait? Get your digital license immediately on your screen after purchase and via email in exactly 1 second. No wait times, no delays. We stand by our service with a 30-day money-back guarantee, ensuring a 100% risk-free purchase for every single customer.

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Lifetime License Validity
& 24/7 Expert Support

Your license is yours forever—no hidden fees, no recurring subscriptions, and no expiration. If you ever need help with installation or activation, our English-speaking technical support team is available 24/7 to ensure your software is running perfectly.

Pay Your Way &
Get a Full VAT Invoice

We support all major payment methods, including Klarna, PayPal, and German bank transfers. Every order automatically generates a professional VAT invoice for your company's accounting. Seamless, secure, and ready for your business needs.

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Eco-Friendly Choice

We are committed to a greener future. By choosing digital delivery, you help us stay CO₂ neutral and save the planet—learn more on our sustainability page.

State-of-the-Art Security & Data Encryption

Your privacy is our highest priority. We utilize advanced SSL-encryption and the latest security layer technologies to protect your personal data and licenses from end to end. As a PCI DSS compliant provider, we guarantee that every transaction meets the highest international security standards, ensuring your information stays 100% private and secure.

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30-Day Money-Back Guarantee

Try Keyfy software for 30 days. If it doesn't meet your expectations, you'll receive a full refund—no questions asked.

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Delivery

Step 1: Enter Correct Email

We will securely send your product key, download link, and activation instructions. An invoice for your purchase will also be included.

Step 2: Instantly Access Your Key

Your license key appears instantly on the thank you page and in your account. You can download and install the software right away.

Step 3: Check Your Inbox

We also email the key and instructions for safekeeping. This ensures you always have a secure backup copy in your inbox.

Installation

Download Windows 10 Professional using the official Microsoft download link you receive by email.
Create a bootable USB drive or mount the ISO file to start the installation.
Follow the on-screen instructions and select Windows 10 Professional during setup.
Enter your Windows 10 Professional license key when prompted.

Finish the installation and activate your system with the provided key. If you need a more detailed explanation of how to get Windows 10, read this article.

System Requirements

The system requirements for Windows 10 Professional include:

Processor: 1 GHz or faster with at least two cores
RAM: 1 GB for 32-bit or 2 GB for 64-bit
Hard drive space: 20 GB for 64-bit OS or 16 GB for 32-bit OS
Graphics card: DirectX 9 or later with WDDM 1.0 driver
Display: 800×600 resolution
Internet connection: Internet access to download updates and complete activation
Microsoft account: Required for some features.

These are minimum requirements and actual performance may vary. Some Windows 10 features, such as touch support and certain graphics capabilities, may require more advanced hardware.

FAQ

Why are your prices so low?

We source our licenses from certified Microsoft partners and surplus inventories. This allows us to offer you the same legal and secure Windows 10 Pro key at a fraction of the usual price – with no middlemen and no detours.

Can I use this to upgrade from Windows 10 Home to Windows 10 Professional?

Yes! With this license key you can easily upgrade from Windows 10 Home to Professional. No reinstallation needed – simply enter the new key and unlock the Pro features.

Is a download link provided?

Yes, your confirmation email includes a secure download link to the official Microsoft ISO file as well as a step-by-step installation guide.

Can I activate Windows 10 with this key without reinstalling?

In most cases, yes. If you already have Windows 10 Home installed, just enter the Windows 10 Pro key in the system settings – the upgrade will be applied immediately without a fresh installation.

Is this the 32-bit or 64-bit version?

Your license key works for both versions. After purchase you’ll receive download links for Windows 10 Pro 32-bit and 64-bit. Choose the version that best matches your hardware.

Which payment methods are available?

You can pay with PayPal, Apple Pay, Visa/Mastercard, Google Pay, Klarna, or bank transfer – whatever works best for you.

Will I receive an invoice?

Yes. You’ll receive an official invoice by email, ideal for business or personal records.

Can I activate the license later?

Yes, the license does not expire. You can activate it weeks or even months after purchase – just keep your email with the product key safe.

Can I use this key to upgrade from Windows 7 Pro to Windows 10 Pro?

Yes, many customers use this key to upgrade from Windows 7 Pro. For best performance and compatibility, we recommend a clean installation.

Is this version in English? Are other languages available?

Our licenses support all official Windows 10 Pro languages. You can select your preferred language – such as German, English, French, and more – during installation.

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Trust and Quality

We don’t compromise when it comes to customer service. At Keyfy, we work exclusively with official providers to guarantee the highest quality for every customer. And it seems our customers agree — with over 5000+ 5-star reviews. Discover why so many choose Keyfy as their #1 source for genuine software licenses.