Download Windows 10 21H1 ISO For 32bit And 64bit Devices 2021 [Preview]

Here download and install Windows 10 21H1 ISO file to get the preview version of the latest Windows 10 operating system update. Microsoft has released an early access variant of Windows 10 21H1 which is now available for 32-bit and 64-bit devices.

Anyone interested can grab the ISO file for Windows 10 21H1 from the link below. The ISO file is needed to clean install Windows 10 or perform an in-place upgrade on PC and laptop ahead of the official release to the public.

Note that the Win10 21H1 is still very much in the development phase.

However, that has not prevented the Redmond tech company to issue the Windows ISO to offer a preview of the upcoming firmware.

The ISO file offers a convenient route for testers looking to flash the semi-annual update of Windows 10 through a fresh install or via OTA upgrade.

In this case, the ISO file is intended for commercial users to validate their OS copy of the preview version.

Once activated, they can try new features before the full and final version becomes generally available.

That said, it is possible for anyone to download Windows 10 ISO from the Windows Insider Preview Downloads page and begin using the Windows 10 final version right away.

Just remember that this method of upgrading your device to version 21H1 using the ISO file completely overwrites the existing operating system no matter you go with clean installation or upgrading the current setup.

But before you upgrade to Windows 10 21H1 let me walk you through the system requirements. Device compatibility is an essential prerequisite to a successful installation.

windows 10 21h1 iso

Windows 10 21H1 System Requirements:

If you are planning to install Windows 10 21H1, make sure that your device meets the following minimum hardware and processor requirements.

Just like any software, Win10 21H1 will need a supported processor, memory, and storage to run. According to the Tech Community blog, the hardware requirements are the same as versions 2004 and 20H2 October updates.

Here are the prerequisites to perform a successful installation of Windows 10 21H1 on your computer and laptop.

Windows 10 21H1 Prerequisites

  • Processor: 1GHz or faster CPU or System on a Chip (SoC)
  • RAM: 1GB requirement for 32-bit or 2GB for 64-bit
  • Hard drive: 32GB clean install or new PC (16 GB for 32-bit or 20 GB for 64-bit existing installation)
  • Graphics: DirectX 9 or later with WDDM 1.0 driver
  • Display resolution: 800×600 minimum requirement
  • Networking: Wi-Fi or Ethernet adapter

windows 10 21h1 iso preview

Windows 10 21H1 Hardware Support

Ensure that your system has the following minimum hardware features and processor types from Intel, AMD, or Qualcomm.


  • Up to 10th Generation Intel Processors (Intel Core i3/i5/i7/i9-10xxx)
  • Intel Xeon W-12xx/W-108xx
  • Intel Xeon SP 32xx, 42xx, 52xx, 62xx, and 82xx
  • Intel Atom (J4xxx/J5xxx and N4xxx/N5xxx)
  • Celeron
  • Pentium


  • Up to AMD 7th Generation Processors (A-Series Ax-9xxx & E-Series Ex-9xxx & FX-9xxx)
  • AMD Athlon 2xx processors
  • AMD Ryzen 3/5/7/9 4xxx
  • AMD Opteron
  • AMD EPYC 7xxx

Qualcomm CPU

  • Snapdragon 850
  • Snapdragon 8CX

If you’re upgrading from an older version of Windows 10, the new feature update should install on the same hardware configuration regardless in most cases. Regardless of whether you are using the Windows Update, Update Assistant, Media Creation Tool, or ISO file, performing a firmware upgrade on the same hardware should go through without issues.

windows 10 21h1

Discover More:

Download Windows 10 21H1 ISO File For Free:

Follow these steps to download Windows 10 21H1 ISO file from the official source.

Step 1. Visit Windows Insider Preview Downloads webpage.

Step 2. Log in using your Windows Insider Program credentials.

Step 3. Under the “Select Edition” section, click the Windows 10 Insider Preview (Beta Channel) – Build 19043 option.

Step 4. Now hit the Confirm button.

Step 5. Choose your desired language.

Step 6. Click on the Confirm button.

Step 7. Once done, click the 32-bit Download or 64-bit Download button, depending on your system type.

Step 8. That’s it.

Wait for the final ISO for Windows 10 version 21H1 to download on your device.

After downloading the ISO file, you can use it to create a bootable USB flash drive using tools such as Rufus to clean install the 21H1 version.

Or, if you prefer an in-place upgrade to Win10 21H1 on version 1909, 20H2, or 2004, simply double-click the installer file to mount the ISO with File Explorer and follow the setup process as instructed by the wizard.

Final Words:

That’s all you need to clean install or upgrade your operating system to Windows 10 21H1 before the official release of the full version. Let us know if you have any questions in the comments section below.