The Windows 10 Professional license contains Microsoft's second latest operating system, with all the basics of the Home edition. But, in addition, it also has the security, compatibility and connectivity that businesses need to protect their sensitive data. It is the perfect edition for both home and freelancers, small and medium-sized businesses that need to link all their information and files.

When you buy Windows 10 Pro product key, you get a perpetual license, that is, once you have it installed, it will not be deactivated. With the Windows 10 pro key, you can create your individualized start menu and attach the applications, contacts and playlists you want. This way, you can quickly access the essentials. On the other hand, presentation tiles allow you to view content directly, thus eliminating the need to launch or open a full-size window first.

After you get your license, you can also change the language of the operating system, choosing from over 100 languages. You can also dock up to four programs in Windows 10 Professional for easy access, and if you need additional workspace, or want to divide your work by projects, you can set up virtual workstations.

With proper use, programs will always look and work correctly, regardless of the mode or device being used, and the screen content of 2-in-1 devices is flexible to accommodate both touch input and traditional mouse and keyboard input.

• Built-in protection against security threats with BitLocker, Windows Defender Antivirus, and more.

• With Remote Desktop when you purchase Windows 10 Professional, you can access your computer's files, directories and applications from almost any location and device.

• Azure Active Directory provides a cloud-based means of joining a local area network (LAN) or intranet.

• Use Hyper-V to create and manage your own virtual machines.

• Group Policy Management for enterprise data protection.

• Windows updates for businesses.

• Windows 10 Professional Retail Digital. allows you to reactivate the licence on the same computer or transfer it to a new one.

• Windows 10 Pro OEM License. This type of key allows a single activation. If your computer is damaged or formatted, you will lose the license.

• Windows 10 Pro USB key. All previous versions are also available in physical version.

• Windows 10 Pro sticker. The Windows Sticker version is the OEM version. The sticker you receive contains the licence key. In addition, you can stick it on your computer to prove that the purchased licence complies with the regulations.

• Windows 10 Professional Upgrade (Windows 10 Upgrade). The Upgrade version was created for users who wish to upgrade their computer from Windows 10 Home to Pro.

Which variant should I choose?

Is this a subscription or a one-time purchase?

Windows 10 Pro is a one-time purchase (perpetual license). You pay once and use it indefinitely — no recurring fees or expiry date.

What do I receive after purchase?

You receive a license key by email along with download and installation instructions. Your key is delivered instantly during office hours, or within 24 hours at all other times.

What is the difference between Retail, OEM, and Upgrade?

A Retail license is linked to your Microsoft account and can be transferred to a new PC. An OEM license activates once on a single PC — if you replace the motherboard, the license is lost. The Upgrade version converts an existing Windows 10 Home installation to Pro.

What are the key differences between Windows 10 Home and Pro?

Pro adds BitLocker drive encryption, Remote Desktop hosting, Hyper-V virtualisation, Group Policy management, and Azure AD join. Home lacks these business and security features.

Can I do a clean install or do I need an existing Windows installation?

With a Retail or OEM license, you can do a clean install on a formatted drive. The Upgrade version requires an existing Windows 10 Home installation to convert to Pro.

Can I change the display language?

Yes. Windows 10 Pro supports over 100 display languages. You can switch languages at any time through Settings after installation.

Is Windows 10 still supported?

Mainstream support for Windows 10 ended on October 14, 2025. Microsoft's Extended Security Updates (ESU) program provides security-only patches through October 13, 2026. For long-term use, consider Windows 11 Pro.

Can I upgrade to Windows 11 later?

Yes, if your hardware meets Windows 11's requirements (TPM 2.0, 64-bit CPU, UEFI Secure Boot, 4 GB RAM, 64 GB storage). Check with Microsoft's PC Health Check tool.

Other Windows editions: Windows 11 Pro · Windows 10 Home · Windows 11 Home