Here’s a clear, step-by-step write-up for finding and downloading the official Windows 10 64-bit ISO. Whether you need to reinstall Windows, set up a virtual machine, or create a bootable USB drive, getting the official ISO file from Microsoft is the safest route. Below is the only method you should trust — no third-party tools or shady websites required. Step 1: Use the Official Media Creation Tool Microsoft no longer offers direct ISO downloads for Windows 10 on a simple public page (to prevent casual piracy). Instead, they provide the Media Creation Tool , which can generate an ISO file.