Download Windows 11 ISO (25H2) from Microsoft – Free 64-bit Official ISO

Windows 11 ISO download

Looking for the official Windows 11 ISO download? Microsoft lets you download the latest Windows 11 Version 25H2 ISO directly from its servers for free. Since Windows 11 is available only for 64-bit processors, Microsoft doesn’t provide a 32-bit ISO. You can use the ISO file to create a bootable USB drive, perform a clean installation, upgrade an eligible Windows 10 PC, or install Windows 11 in a virtual machine. Follow the steps below to download the official Windows 11 25H2 ISO (64-bit) directly from Microsoft’s website.

Download Windows 11 25H2 ISO

Microsoft offers several official ways to download the Windows 11 ISO. The best option depends on whether you only need the ISO file, want to create installation media, or plan to install Windows 11 on unsupported hardware.

MethodBest For
Download Windows 11 Disk ImageDownload the ISO directly from Microsoft
Media Creation ToolCreate a bootable USB drive or save an ISO
RufusCreate bootable media and bypass TPM/Secure Boot on unsupported PCs

Windows 11 ISO direct download link here.

Windows 11 25H2 ISO Details

  • Version: Windows 11 25H2
  • Architecture: 64-bit (x64)
  • File size: Approximately 7.20 GB (varies by language)
  • Editions included: Home, Pro, Enterprise, Education, and more
Windows 11 25H2 ISO size

Method 1: Download Windows 11 25H2 ISO Directly from Microsoft

The easiest and safest way to get the Windows 11 25H2 ISO is from Microsoft’s official Software Download page. This ensures you’re downloading a genuine, unmodified ISO with the latest updates included.

  • Open the web browser and visit the Microsoft Windows 11 Download Page
  • Now, scroll down to the “Download Windows 11 Disk Image (ISO)” section.
  • Select Windows 11 (multi-edition ISO) from the drop-down menu and click Confirm.
  • Choose your preferred product language and click Confirm.
Download Windows 11 25H2 ISO select preferred language
  • Click 64-bit Download to start downloading the Windows 11 25H2 ISO file.
Download windows 11 ISO

Note: The Windows 11 25H2 ISO file is approximately 7.2 GB, although the exact size may vary slightly with newer releases. The download time depends on your internet speed, so make sure you have a stable connection and enough available bandwidth before starting the download.

Tip: The download link remains valid for 24 hours. If it expires before you download the file, simply generate a new link from Microsoft’s website.

Make sure to download Windows 11 ISO (64-bit) from an official source to avoid the risk of downloading malware or other harmful software.

Method 2: Download Windows 11 25H2 ISO Using the Media Creation Tool

Microsoft also offers the Media Creation Tool, which can automatically download the latest Windows 11 ISO or create a bootable USB drive. It’s a good choice if you plan to install Windows 11 on multiple PCs or want Microsoft to prepare the installation media for you.

  • Visit the Microsoft Windows 11 Download page.
  • Under the Create Windows 11 Installation Media section, click Download Now.
Windows 11 Windows 11 Installation Media download
  • This will download the Windows 11 Media Creation Tool, locate the installer, right-click on it, and select Run as Administrator.
  • First, accept the license terms by clicking the appropriate button.
Media creation tool license terms
  • If you plan to download the ISO file for a different computer, uncheck the box next to “Use the recommended options for this PC”.
  • Then choose the language you want to use to download Windows 11 25H2.
Select language and edition
  • Next, select the “ISO file” option to download the ISO file, then click Next.

Note: If you choose USB flash drive instead of ISO file, the tool will create a bootable Windows 11 installation USB automatically. You’ll need a USB drive with at least 8 GB of storage, and all existing data on the drive will be erased.

Select ISO file option
  • Now, you’ll need to specify where you want to save the ISO image. Select a drive with sufficient free space, then click the “Save” button.
save windows 11 ISO
  • The Media Creation Tool will initiate the download process. Once the download is complete, click on the “Finish” button to close the tool.

Now that you have successfully downloaded the Windows 11 25H2 ISO image. If you do not want to use an ISO image and perform an in-place upgrade, follow the next step.

Method 3: Create a Windows 11 25H2 Bootable USB Using Rufus

Rufus is a free utility that can download the latest Windows 11 ISO and create a bootable USB drive. It’s also popular because it can remove TPM 2.0, Secure Boot, and RAM checks, making it easier to install Windows 11 on unsupported PCs.

Option 1: Download the Windows 11 ISO with Rufus

  1. Download and open Rufus.
  2. Click the arrow next to Select and choose Download.
  3. Click Download, then select Windows 11.
  4. Choose the release, edition, language, and architecture.
  5. Select where to save the ISO file and wait for the download to finish.
Rufuse windows 11

Option 2: Create a Bootable USB

  1. Connect a USB flash drive with at least 8 GB of storage.
  2. Open Rufus and select your USB drive using the drop-down menu
  3. Click Select and choose the Windows 11 ISO downloaded earlier.
  4. Leave the default settings unless you have specific requirements.
  5. Click Start.
  6. If prompted, enable options such as Remove requirement for 4 GB+ RAM, Secure Boot, and TPM 2.0 if you’re installing Windows 11 on unsupported hardware.
  7. Wait for Rufus to create the bootable USB drive.
Rufuse bypass TPM and secure boot verification

Note: Bypassing Windows 11 hardware requirements is intended for unsupported PCs. These devices may not receive all future updates and could experience compatibility issues.

How to Upgrade to Windows 11 Using the ISO File

If you’re upgrading an eligible Windows 10 or Windows 11 PC, you can use the downloaded ISO file to perform an in-place upgrade. This method keeps your personal files, installed apps, and most settings intact.

Before you begin, back up your important files and ensure your PC has enough free storage.

  • Locate the downloaded Windows 11 ISO file.
  • Right-click the ISO and select Mount.
  • Open the mounted drive and double-click setup.exe.
Install windows 11
  • Next, select “Install any important updates before upgrading,” then click Next.
  • The End User License Agreement window will appear, accept the agreement to continue.
Windows 11 License Agreement
  • When prompted, choose Keep personal files and apps if you want to preserve your data.
Keep personal files and apps
  • Finally, Click Install and wait for the upgrade to complete. Your PC will restart several times during the installation.
Windows 11 Confirmation

Tip: Disconnect unnecessary USB devices and temporarily disable third-party antivirus software if the installation fails or gets stuck.

How to Install Windows 11 from a Bootable USB Drive

If you created a bootable USB using the Media Creation Tool or Rufus, you can use it to perform a clean installation of Windows 11.

Important: A clean installation removes everything from the Windows drive. Back up your important files before continuing.

  1. Insert the bootable Windows 11 USB drive into your PC.
  2. Restart your computer and boot from the USB drive. (You may need to change the boot order in the BIOS/UEFI settings.)
  3. Select your language, time, and keyboard layout, then click Next.
  4. Click Install Now and follow the on-screen instructions.
  5. Choose the drive where you want to install Windows 11 and complete the setup.
  6. After installation finishes, follow the initial setup to configure your account, privacy settings, and internet connection.

Tip: If you need detailed instructions with screenshots, see our complete guide on how to perform a clean install of Windows 11.

Conclusion

Downloading the Windows 11 25H2 ISO from Microsoft’s official website is the safest way to get the latest installation files. Whether you’re planning a clean installation, upgrading an eligible Windows 10 PC, or creating a bootable USB drive, the official ISO ensures you have a genuine and up-to-date copy of Windows 11.

Frequently Asked Questions

Is the Windows 11 25H2 ISO free to download?

Yes. Microsoft provides the official Windows 11 ISO free of charge. However, you’ll need a valid Windows license to activate the operating system after installation.

What is the size of the Windows 11 25H2 ISO file?

The Windows 11 25H2 ISO is approximately 7 GB for the 64-bit English version. The exact size may vary slightly depending on the language and release.

Can I download a Windows 11 32-bit ISO?

No. Windows 11 is only available as a 64-bit operating system, so Microsoft doesn’t offer a 32-bit ISO.

Can I use the same ISO on multiple PCs?

Yes. You can use the same ISO to install Windows 11 on multiple compatible PCs, but each device must have its own valid Windows license for activation.

Do I need a product key to download the ISO?

No. A product key isn’t required to download the ISO. You only need one when activating Windows after installation if your device doesn’t already have a digital license.

Can I upgrade from Windows 10 using the Windows 11 ISO?

Yes. Mount the ISO file in Windows 10, run setup.exe, and follow the installation wizard. If your PC is compatible and you choose Keep personal files and apps, your data and installed applications will be preserved.

Is it safe to download Windows 11 ISO from third-party websites?

It’s always recommended to download the Windows 11 ISO directly from Microsoft’s official website. This ensures you receive a genuine, unmodified ISO without malware or security risks.

Does the Windows 11 ISO include Home and Pro editions?

Yes. The official Windows 11 ISO contains multiple editions, including Home, Pro, Enterprise, Education, Pro Education, and Pro for Workstations. During installation, Windows usually selects the edition that matches your product key or digital license.

Amiush Palk

I am Amiush founder of this blog. My qualification. completed Bachelor of Arts (BA) and Microsoft Certified Professional (MCP). With a strong background in computer applications love write articles on Microsoft Windows (11, 10, etc.) Cybersecurity, WordPress and more.