Windows 11 version 25H2, also known as the Windows 11 2025 Update, introduces new features, security improvements, bug fixes, and performance enhancements. If your PC meets the Windows 11 system requirements, upgrading to 25H2 helps keep your device secure and ensures you receive the latest Microsoft features and updates.
Microsoft rolls out feature updates gradually, so the update may not appear on every eligible device immediately. Fortunately, there are several official ways to upgrade without waiting for the automatic rollout. Depending on your current Windows version, you can use Windows Update, the Windows 11 Installation Assistant, installation media, or an ISO file. Devices already running Windows 11 version 24H2 typically receive 25H2 as a small enablement package, making the upgrade much faster.
In this guide, you’ll learn four easy methods to upgrade to Windows 11 25H2 safely while keeping your files and applications.
Before You Upgrade
Before installing Windows 11 25H2, make sure that:
- Your PC meets the Windows 11 system requirements.
- You have at least 25 GB of free storage.
- Your important files are backed up.
- Your laptop is connected to AC power.
- Your internet connection is stable.
- Windows is updated with the latest cumulative updates.
Although the upgrade normally preserves your files and apps, creating a backup beforehand is always recommended.
Method 1: Upgrade Using Windows Update
Windows Update is the easiest and recommended way to install Windows 11 25H2.
- Press Windows + I to open Settings.
- Select Windows Update.
- Turn on Get the latest updates as soon as they’re available if the option is present.
- Click Check for updates.
- Wait while Windows searches for available updates.
- If Windows 11, version 25H2 appears, click Download and install.
- Wait for the download and installation to complete.
- Click Restart now when prompted.
If your PC is eligible, Windows will complete the upgrade while preserving your personal files, applications, and settings.
Method 2: Upgrade Using Windows 11 Installation Assistant
If the update isn’t showing in Windows Update, Microsoft’s Installation Assistant provides another official upgrade method.
- Visit the official Windows 11 download page.
- Download Windows 11 Installation Assistant.
- Run the downloaded file as Administrator.
- Accept the license agreement.
- Allow the tool to check your PC.
- Follow the on-screen instructions.
- Wait while Windows downloads the update.
- Restart your computer when prompted.
The Installation Assistant performs an in-place upgrade while keeping your files, installed programs, and settings intact. It supports x64-based systems running Windows 10 version 2004 or later and Windows 11.
Method 3: Upgrade Using Windows 11 Installation Media
Installation media is useful if you want to upgrade multiple computers or keep a bootable USB drive for future use.
- Download the Media Creation Tool from Microsoft’s Windows 11 download page.
- Run the tool.
- Accept the license terms.
- Choose Create installation media.
- Select your preferred language and edition.
- Create either:
- A bootable USB drive, or
- An ISO file.
- If using a USB drive, connect it to the computer you want to upgrade.
- Open the USB drive in File Explorer.
- Double-click Setup.exe.
- Select Keep personal files and apps.
- Continue with the installation.
- Restart your PC when prompted.
This method upgrades Windows without removing your files or installed applications.
Method 4: Upgrade Using the Windows 11 ISO File
The ISO method is ideal if you prefer downloading the installation files once and performing the upgrade manually.
- Visit the official Windows 11 download page.
- Download the latest Windows 11 25H2 ISO.
- Save the ISO file.
- Right-click the ISO.
- Select Mount.
- Open the mounted virtual drive.
- Double-click Setup.exe.
- Select Keep personal files and apps.
- Follow the installation wizard.
- Restart your PC to complete the upgrade.
This method performs an in-place upgrade while preserving your documents, installed software, and settings.
Verify That Windows 11 25H2 Is Installed
After the installation finishes, verify that the upgrade was successful.
- Press Windows + R.
- Type:
winver- Press Enter.
- Confirm that the dialog shows Version 25H2.
You can also check by opening Settings > System > About and reviewing the Windows specifications section.
What If the Update Doesn’t Appear?
If Windows 11 25H2 isn’t available, try the following:
- Install all pending Windows updates.
- Restart your computer.
- Enable Get the latest updates as soon as they’re available in Windows Update.
- Use the Installation Assistant.
- Upgrade using the ISO file.
- Ensure your PC meets the Windows 11 hardware requirements.
- Check that Microsoft hasn’t placed a compatibility hold on your device due to known driver or application issues.
Because Microsoft releases feature updates in phases, some eligible devices may receive the update later than others.
Conclusion
Upgrading to Windows 11 25H2 is straightforward, whether you use Windows Update, the Installation Assistant, installation media, or an ISO file. For most users, Windows Update is the simplest and safest option, while the Installation Assistant and ISO methods are excellent alternatives if the update isn’t yet offered automatically. If you’re already running Windows 11 version 24H2, the upgrade is typically delivered as a small enablement package, making installation much quicker than a full feature update.
Frequently Asked Questions
Is Windows 11 25H2 a free upgrade?
Yes. Windows 11 25H2 is a free feature update for eligible devices running a genuine copy of Windows 11 or supported versions of Windows 10.
Will upgrading to Windows 11 25H2 delete my files?
No. An in-place upgrade keeps your personal files, installed applications, and most settings, provided you choose Keep personal files and apps during setup.
How long does the Windows 11 25H2 upgrade take?
The installation time depends on your hardware and internet speed. On systems already running Windows 11 version 24H2, the update is generally much faster because it’s delivered through an enablement package.
Why can’t I see the Windows 11 25H2 update?
Microsoft releases feature updates gradually. If your PC is eligible but the update hasn’t appeared yet, use the Installation Assistant or ISO method, or wait until the update is offered through Windows Update.
