How to download a Windows 10 ISO file legally and install Windows 10 from it

Downloading a Windows 10 ISO Legally and Installing Windows 10

A Windows 10 ISO file is a disc image that allows you to install or reinstall Windows 10. The good news is that Microsoft offers a legal way to download this ISO file directly from their website. Here’s how to get your hands on it and use it to install Windows 10:

Downloading the Windows 10 ISO:

  1. Head to the official Microsoft source: Visit the Microsoft software download page for Windows 10 (

  2. Select your desired edition: Use the dropdown menu to choose the specific Windows 10 edition you need (Home, Pro, etc.).

  3. Language selection: Pick the language you want the installation process to be in.

  4. Download the ISO: Click the Confirm button and then choose Download to begin acquiring the ISO file.

Requirements before Installation:

  • A valid Windows 10 product key: You’ll need a product key to activate Windows 10 after installation. This key might have come with your computer purchase or can be obtained separately.
  • Blank USB drive (with at least 5GB free space) or DVD: The downloaded ISO file needs to be transferred onto a blank USB drive or DVD to create bootable installation media.
  • Another computer (if needed): If you’re reinstalling Windows 10 on your main machine, you’ll need another computer to download the ISO file and create the bootable media.

Creating Bootable Installation Media:

  • Microsoft Media Creation Tool (Optional): While not mandatory, Microsoft offers a Media Creation Tool that can be downloaded ( and used to create bootable installation media from the downloaded ISO file.
  • Third-party tools: Alternatively, you can use third-party software specifically designed to create bootable USB drives from ISO files.

Installing Windows 10 from the ISO:

  1. Boot from your created installation media: Restart your computer and adjust your boot order settings (often accessed by pressing a specific key during startup) to boot from the USB drive or DVD containing the Windows 10 ISO.
  2. Follow the on-screen instructions: The installation process will guide you through language selection, license agreement acceptance, and choosing the type of installation (upgrade or custom).
  3. Product key entry: During the installation, you’ll be prompted to enter your Windows 10 product key.

Important Notes:

  • Back up your data: Installing Windows 10 will erase all data on the drive where you choose to install the operating system. Make sure to back up any important files beforehand.
  • System requirements: Ensure your computer meets the minimum system requirements for running Windows 10 to avoid compatibility issues.

By following these steps, you can download a Windows 10 ISO file legally and use it to install the operating system on your compatible device. Remember to back up your data and double-check your system requirements before proceeding.