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Windows 10 IOT Enterprise Edition LTSC 2021 Installation Guide
author: VENOEN
2025-07-21
Windows10 IOT Enterprise Edition LTSC 2021 Installation Guide
Preparation work:
Windows 10 IoT Enterprise LTSC 2021 image file
8GB or above capacity USB flash drive
rufus(Image File Writer)
1. Download Windows 10 IoT Enterprise LTSC 2021 image file from: Windows LTSC Download | MAS (massgrave.dev), select Windows 10 LTSC 2021, select the required language and architecture, such as English X64, record the download directory of the ISO file, and wait until the file is downloaded
Windows 10 IoT Enterprise LTSC 2021 image file
8GB or above capacity USB flash drive
rufus(Image File Writer)
1. Download Windows 10 IoT Enterprise LTSC 2021 image file from: Windows LTSC Download | MAS (massgrave.dev), select Windows 10 LTSC 2021, select the required language and architecture, such as English X64, record the download directory of the ISO file, and wait until the file is downloaded

- 2. Download rufus from:Index of /downloads (rufus.ie);

- 3. Insert the USB flash drive and run rufus, Device SELECT the drive letter of the USB flash drive, SELECT Windows 10 IoT Enterprise LTSC 2021 ISO file from Select, select GPT for Partition scheme, confirm and click START.

- 4. After the image file is written into the USB flash drive, click CLOSE to exit and eject the USB flash drive;

- 5. Insert the USB flash drive into the USB port of the mini computer where the system needs to be installed;
6. Press the SW button and press F7 or F11 (depending on the model) to enter the BOOT Menu. Select a USB flash drive with UEFI: prefix and press Enter to enter the installation wizard.

- 7. Click Next>Install now.


- 8. If you have a key, enter the Windows 10 IoT Enterprise LTSC 2021 key. If you do not have a key, click I don't have a product key to temporarily skip the key input. After the system is successfully installed, access the Windows desktop and activate the network.
PS: The key can be purchased from Microsoft official, or contact your hardware supplier to obtain, usually the key is a paid item, details consult customer service staff!

- 9. Select the version of the operating system you want to install. Here, select Windows 10 IoT Enterprise LTSC.

- 10. Check I accept the license terms and click Next.

- 11. Select Custom:Install Windows only;

- 12. If your disk has multiple partitions, please Delete all partitions and then New, otherwise there may be an installation exception or other unknown errors; PS: Before deleting the partition, ensure that there is no important data on the disk. If there is important data, back it up in advance.

- If there are no other partitions in the disk, click New>Apply>ok.


- 13. Click Next, the system will automatically write the system file in the USB flash drive to the disk, and wait for the file to be written to the disk;


- After the file is successfully written, the computer automatically restarts. You can also manually click Restart now to restart the computer.
PS: After the file is successfully written, it is recommended to remove the USB flash drive (installation media) to avoid entering the USB flash drive installation wizard again!

- 14. After the computer restarts, it will enter the Windows OOBE wizard, select the region and keyboard layout;


- Choose whether you need a second keyboard layout according to your needs, usually click Skip;

- 15. If the computer is in the Internet state, the patch and driver will be downloaded online, wait patiently!
PS: If you do not need your computer to download drivers and patches online, you can disconnect from the Internet before installation!

- 16. Enter the Microsoft account and password as prompted. If you do not have a Microsoft account or do not want to log in using a Microsoft account, select Domain join instead.

- 17. Enter your local user name and click Next.

- Enter the password, if you do not want to configure the password can not enter, click Next;

- 18. Configure privacy and click Accept to go to the next step;

- 19. The Windows IoT Enterprise LTSC 2021 system desktop is successfully accessed. The system installation is complete.

- Tips: After the system installation is successful, some models may have drivers not installed, please contact your hardware supplier to provide matching drivers, or use a third-party driver tool online installation!
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