Finally, click the 64-bit Download button to commence the Windows 10 ISO download. Next, select the desired language, and click Confirm. For Edition, choose Windows 10 under the Windows 10 Anniversary Update heading, and click Confirm. Step 01: Venture over to Microsoft’s Download Windows 10 Disc Image (ISO File) page to download Windows 10. Subscribe to 9to5Mac on YouTube for more video tutorials Download necessary files and save to desktop Note: Before you do anything, back up your Mac just to be safe. In this hands-on step-by-step walkthrough, we show you how to install Windows 10 on your Mac using an external drive. The truth is, this is a workaround using Windows To Go, and the process for doing so is a bit more in-depth than it is for installing proper Boot Camp on your Mac’s internal disk, but it’s still very easy to do, and only takes about 30-40 minutes.
Ever since I wrote about installing Windows 10 on a Mac earlier this year, I’ve received tons of questions about installing Windows 10 on an external drive using Boot Camp drivers.