How to

How to Download and Install Windows on a USB Stick (for .iso Versions)

1. Download Windows

  1. Go to the download page:

  2. In the list, find your Windows and click the Download button.

  3. Choose the folder on your PC where you want to save it (e.g. Downloads\Windows_LTSC\) and wait for the download to finish.

2. Download and Install Rufus

  1. Open your browser and go to the official Rufus website:

  2. Click the link for Rufus xx.x Portable (or installer, depending on your preference).

  3. Save the executable (rufus-x.x.exe) on your PC.

  4. No installation needed (if you chose the Portable version): just double-click the downloaded file.

3. Prepare the Bootable USB Stick

⚠️ Important Note:

The USB stick must be at least 8 GB. All data on it will be erased!

  1. Insert the USB stick into your PC.
  2. Run Rufus (double-click rufus.exe).

  3. Configure Rufus as follows:

    • Device: select the correct USB stick.
    • Boot selection: choose Disk or ISO image (Please select) and click SELECT.
    • Navigate to the saved Windows Enterprise LTSC ISO and click Open.
    • Partition scheme: select GPT (for newer systems with UEFI) or MBR (if you want BIOS/UEFI compatibility).
    • File system: leave as NTFS.
    • Volume label: optionally rename it, e.g. Win_LTSC.
  4. Click START.
  5. Confirm erasing the USB stick when prompted.
  6. Wait for the writing process; it takes a few minutes.

4. Configure BIOS/UEFI for USB Boot

  1. Restart your PC and enter the BIOS/UEFI menu:

    • Usually the keys are F2, Del, F12 or Esc, immediately after turning on the PC.
  2. In BIOS, find the Boot or Boot Order section.
  3. Move the USB Device to the first position in the boot list.
  4. Save changes (usually F10 + Yes) and restart.

5. Install Windows

  1. After restart, the PC will boot from the USB stick.

  2. You will see the Windows Setup screen:

    • Select the language, time format, and keyboard layout, then click Next.
    • Click Install now.

  3. When asked for a product key, you can:

    • Enter the key received from us, or
    • Select I don't have a product key and enter the key later from Windows.
  4. Select the edition Windows and click Next.
  5. Accept the license terms (checkbox) and click Next.
  6. Select installation type Custom: Install Windows only (advanced).

  7. In the partition list:

    • If you have a new disk, select Unallocated Space and click Next – Windows will automatically create the necessary partitions.
    • If reinstalling, delete existing partitions (WARNING: all data will be lost!) and install on the free space.
  8. Wait for copying files and installation – the PC will restart several times.

6. Initial Setup After Installation

  1. Select express settings or customize according to your preferences (privacy, Wi‑Fi network, Microsoft account/local account).
  2. Create a user account and password.
  3. Configure Windows according to your preferences and complete the setup.