The fastest way to check your Windows version

Open the Settings app by pressing Windows key + I, then go to System in the left menu and select About. Look for the line that says Edition — this tells you whether you have Windows 11 Home, Pro, Enterprise, or another version. The same screen shows your OS Build number, which identifies the specific update level you're on.

If Settings doesn't open, you can also right-click This PC or My Computer on your desktop or in File Explorer, select Properties, and scroll down to find the same information. Both methods take under a minute.

Key Takeaways

  • Settings > System > About shows your Windows edition and build number in seconds.
  • The Edition line tells you Home, Pro, Enterprise, or Education; the OS Build number shows which monthly update you have installed.
  • Right-clicking This PC and selecting Properties is an alternative if Settings won't open.
  • Windows 10 and Windows 11 display this information in the same locations, though the Settings layout differs slightly between versions.
  • Your build number matters for troubleshooting because some problems are fixed in newer builds, and some software requires a minimum build to run.

Understanding Windows editions and what they mean

Windows comes in several editions, and the one you have determines which features are available. Windows Home is the standard version most people buy with a new computer — it includes Windows Defender antivirus, Windows Update, and basic system tools. Windows Pro adds BitLocker encryption, Group Policy management, and the ability to join a work domain, making it common in offices. Windows Enterprise is sold only to large organizations and includes additional security and management tools.

If you see Windows Education, your computer was sold through a school or university program. The edition you have affects which settings you can change and which security features are available, so knowing it matters if you're troubleshooting a problem or deciding whether to upgrade.

What the OS Build number tells you

The OS Build number on the About screen looks like "22621.1234" and identifies exactly which monthly update you have installed. Windows releases security patches and bug fixes roughly once a month, and each one gets a new build number. If you're experiencing a problem that was fixed in a recent update, your build number tells you whether you have that fix or need to update.

You can compare your build number against Microsoft's release notes to see what changed in your version. This is especially useful if you're troubleshooting a specific issue — you might find that the problem was already fixed in a newer build, or that your build introduced a known problem that Microsoft is working on.

Finding your Windows version using the command line

If you prefer the command line, press Windows key + R, type winver, and press Enter. A window appears showing your Windows version, edition, and build number all at once. This method is faster if you just need the information quickly and don't want to navigate menus.

Alternatively, open Command Prompt or PowerShell and type systeminfo, then press Enter. The output includes your OS name, version, and build number along with other system details. This method shows more information than you probably need, but it's useful if you're collecting system details for tech support or documentation.

Checking for Windows updates to see your current build

If you want to know whether you're on the latest build, go to Settings > System > Windows Update and select Check for updates. Windows will tell you whether your build is current or whether newer updates are available. If updates are available, Windows will download and install them automatically, though you may need to restart your computer to complete the process.

The build number shown in About updates after you restart following an update installation. If you've just installed updates but the About screen still shows an older build number, restart your computer and check again — the new build number appears after the restart completes.

Why knowing your Windows version matters for software and support

Some programs and drivers require a specific Windows edition or minimum build number to run. Before you install software, check its system requirements — it might say "Windows 11 Pro or higher" or "Build 22621 or later." If your computer doesn't meet those requirements, the software won't install or won't work correctly.

When you contact tech support for a problem, the first thing they usually ask is your Windows version and build number. Knowing this information before you call saves time and helps the support person determine whether your problem is a known issue in your build or something specific to your setup.

Frequently Asked Questions

Is Windows 10 different from Windows 11, and how do I tell which one I have?

Yes — Windows 11 is newer and has a different interface, but both show version information the same way. In Settings > System > About, Windows 11 displays "Edition: Windows 11 Home" while Windows 10 displays "Edition: Windows 10 Home." The Settings app layout is slightly different between versions, but the About section is in the same place in both.

What if the About screen shows a version number like 23H2 instead of a build number?

That's the version number, which groups several builds together. The full build number appears on the same screen — look for the line that says "OS Build" and a number like "22621.2715." Both pieces of information are useful: the version number (23H2) tells you which major update you're on, and the build number tells you the exact monthly update within that version.

Can I find out what Windows version someone else's computer has without asking them?

Not without access to their computer. Windows version information is stored locally and isn't visible remotely unless you have administrative access to their network. If you need to know, ask them to open Settings > System > About and read you the Edition and OS Build lines.

Does my Windows edition affect how often I get updates?

No — all editions of Windows 10 and Windows 11 receive the same monthly security updates on the same schedule. The edition you have determines which features are available, but not how often you receive patches. Home, Pro, and Enterprise all get updates at the same time.