Windows 10 Insider Preview 20226 ISO Offline Download

Update 30 Sept 2020: Insider 20226 released.

Windows Insider is a way to taste upcoming features in Windows 10 stable release, In this case, 21H1 and 20H2 (version 2103 and 2009). This is a comprehensive guide on how to download (or build) Windows Insider preview ISO files and get it installed on your computer. First, a Windows insider is more like beta Windows 10.

Microsoft releases many insider previews to test things out, sometimes those features and tweaks make a place in the final version but mostly may not. So it feels good to experience the features that may or may not last forever.

Download stable Windows 10 latest version 2009 or 2004 ISO system image files.

Download Windows 10 Insider preview

Use the below download button to choose from 32-bit and 64-bit Windows 10. We are using this tool to download UUP files from Microsoft servers. The tool automatically converts UUP files to ISO in the end, so YES, you can build the latest insider preview ISO images at home, 100% original and safe.

Current insider preview Dev channel codename is 21H1.

Windows 10 Insider preview 20226 ISO | 64-bit Download
Windows 10 Insider preview 20226 ISO | 32-bit Download
Windows 10 Insider preview 20215 ISO | ARM64 Download
See Guide

Follow these steps to get your Windows 10 ISO.

  1. Download the appropriate tool (created by the folks from
  2. Extract the zip file by clicking right and selecting Extract all.
  3. Run the run UUP_download_windows.cmd file for Windows.
  4. Let the process complete, it’ll consume somewhere 3-4GB bandwidth, please read the step-by-step instructions.

This insider is from Beta channel version 21H1.

Build Original Windows 10 Insider Preview Build ISO [Microsoft]

Warning: many people still rely on the internet to download ISO from the internet which often led your PC get infected, folks over created this script that compiles ISO using original files obtained through Microsoft servers.

  1. Download the script from the links given above, use the 64-bit link to download 64-bit Windows 10 UUP files. And use the 32-bit link to build 32-bit Windows insider preview ISO.
  2. Now extract the tool, right-click and select Extract All option.
  1. Open the extracted folder, run uup_download_windows file, this script is an automated script that will download all the files using the Aria2 download program. This is necessary to download multiple files at once.

This will take some minutes, use a high-speed internet connection. you can see the progress inside the command prompt window and all the files that this tool download is from Microsoft server, so yes there is no involvement of third-party files.

Windows 10 insider latest ISO making using Command prompt
It will download around 2-3GB. You can see files stored in /UUP folder.

If for some reason, you see an error in downloading, just close and start the tool, it will skip downloaded files and confirm all files are downloaded.

The new version of the tool, automatically creates ISO from the files. However, if you wish to manually trigger the ISO building process, read step 4.

(Optional) Step 4. Once done, this script will execute another tool that you can find inside the same folder. Run the convert-UUP to start converting downloaded files to Windows 10 Insider preview ISO.

Get Windows 10 Insider preview UUP files and change it to ISO file: In case you don’t trust the ISO from 3rd party website. You can fetch all the UUP files for the latest Insider preview build and convert them into a single ISO file for installation purpose.

Install Guide – Install Windows 10 from USB | Step by step guide with images]

Getting the latest Insider build.

Step 1. Go to computer settings, press Windows Key + I (shortcut)

Step 2. Update & Security > Windows insider program > Setup with Microsoft Account.

Step 3. Update & Security > Windows update > check for update.

This should hook you with the insider program, and you will get the latest insider build if you choose Skip Ahead at the time enabling insider program.

Windows 10 Insider Preview

Download from Microsoft. What’s available: Build 18343.

  1. First, go to this page and log in to a Microsoft Live account, if you don’t have to create a one. Unlike downloading a Windows 10 stable ISO, this will require a Sign in.
  2. From the page select the Edition and the Language. Here I choose “Win 10 Insider Preview – Build 18343. Not each recent version is available from the Microsoft if you didn’t find a recent version by using this method, feel free to jump at the bottom of this article where we add links to the latest versions.
  3. Links will be created for both 64-bit and 32-bit machines; you need to download one according to your PC architecture. How do I know which one I have?

Remember those links are only valid for a 24-hour period (optional) If you wish to download the file in a few days here is how to do that. Basically, you can remote download the file using the links provided by Microsoft.

After that, you can download the file from the cloud storage the usual way. Below are estimation information of ISO file sizes.

Windows insider WIM File, yet another option.

Original Microsoft method uses tool to convert wim to ISO. Available builds: Windows 10 Base Images – 14393 (Anniversary Update),15063 (Creators Update), 16232 , 16237, 16241, 16251, 16257 (Insider Preview) .

Head to the desktop app converter base images page here. Click on the download button and choose the base image you want to download by ticking

Windows 10 WIM files download page screenshot. No longer exist.

Install this official converter tool from windows store (you must be on windows 10), optionally you can use another online tool like this one to extract the wim file data.

Creating Bootable Media

Hopefully, there is more than one way to create a bootable installation media. Creating a bootable USB is a fast way, and installing Window 10 from it is even more simple.

How to Install Windows 10 From USB

How to Burn Disc Image (ISO & IMG) in Windows 10, 7 or 8

Windows 10 Media creation tool Download & Create Bootable USB

Hope this helps you to get your hands on the latest features and new tweaks. Do more with Windows 10 here are some interesting guides to get going.

How To Make The Windows 10 Taskbar Translucent (100% Transparent)

Windows 10 Performance Tweaks to Make it Faster

How to Use Slide To Shutdown Function in Windows 10


20 Funny Cortana Commands you Won’t believe until you Ask Cortana

How to Disable Windows 10’s Built-in Advertising Completely

How to Disable Cortana in Windows 10 in One-Click

Windows Insider is like the treat for Developers and tech-savvy people who are interested to test out upcoming and bleeding-edge features of Windows 10. This article helps folks in downloading Windows 10 insider ISO (building one on your own).

Windows 10 insider preview is divided into two channels, one is beta and the other is Dev. Beta is the next version that is going to release, while he Dev channel includes features that can make it into the next stable update. It’s counterintuitive to test the Beta channel, rather just download and hop to the latest Windows 10 insider preview ISO and get it installed on your computer.

  1. I enjoy what you guys tend to be up too. This kind of clever work and exposure! Keep up the amazing works guys I’ve you guys to my personal blogroll.|

  2. hey guys help me out. my notebook(lenevo y50-70) that was preinstalled with win 10 is flashing a message that my windows copy is not genuine after the december 2017 insider update(build no170633). i have been in the insider programme since 2016 and never faced such an issue. the activation tab is showing error code:0x80080005. plz help

    1. Hellu Satya, If you install the same windows 10 edition (that came preinstalled) windows will automatically get activated using a digital key. Most laptop comes with Single language Windows, so if you install “Professional” or Home edition, you’ll need separate activation key.

      So use the same edition.

      If you want to get involved in Insider preview, test them on a spare computer.

  3. u have no EN- UK language iso, u only got the american version which has conflicts with the native uk keyboard layouts e,c,t

    1. Hey, Danny, Windows 10 Insider Previews uses “Digital Licence” activation meaning you don’t need to input any KEY. Also if you’re updating from an activated Win 10 to Insider Preview you don’t need to do anything it will be activated.

      But I’ve found these keys from reddit as people use them for Insider preview purpose.


    2. Try this product key if you have (X 64) bit OS pro windows 10 to bypass installation screen:

      Windows 10 Home
      ********** TX9XD-98N7V-6WMQ6-BX7FG-H8Q99
      Windows 10 Pro *********** W269N-WFGWX-YVC9B-4J6C9-T83GX
      Windows 10 Enterprise **** NPPR9-FWDCX-D2C8J-H872K-2YT43
      Then activate with Ms toolkit (1st dl ti manually)
      1. Click Right Button on Microsoft Toolkit
      2. Click on Run As Administrator
      3. Clik Yes
      4. Click Windows logo Beside Settings
      5. Click Activation
      6. Click Install
      7. Click Activate

Leave a Reply

Your email address will not be published.