Downloading an ISO from third-party sites can expose your computer to malware or "ghost" versions that lack essential security patches. The most reliable method is using official Microsoft channels. 1. Requirements for Windows 10 Pro
If you are on a Mac or Linux, Microsoft shows direct download links. On Windows, you can "trick" the site: Open the download page in Chrome/Edge. Press F12 to open Developer Tools. Click the icon (mobile view). Refresh the page ( F5 ). Downloading an ISO from third-party sites can expose
Follow the prompts. When asked for a key, select to choose "Windows 10 Pro" manually. Activation Requirements for Windows 10 Pro If you are
Windows 10 Pro requires a digital license or a 25-character product key. You can link your Microsoft account to the digital license for easy reactivation after a hardware change. Click the icon (mobile view)
Once you have the ISO, you need to "burn" it to a USB drive (at least 8GB). For Legacy BIOS If you have an older computer, use a tool like : Partition scheme: MBR. Target system: BIOS (or UEFI-CSM). File system: NTFS. For Modern UEFI Most PCs from the last 10 years use UEFI: Partition scheme: GPT. Target system: UEFI (non CSM). File system: FAT32. Installation and Activation Steps to Install Insert the USB and restart your PC. Enter the Boot Menu (usually F12 , F11 , or Esc ). Select your USB drive.