Partitioning your system's hard drive with Boot Camp Assistant may erase all files.
You also will be prompted to enter your time zone.
If you see a 'Create a Windows 7 or later install disk' checkbox, your Mac supports this feature. If you don't have access to the online guide via a different device, print a copy of the Boot Camp Installation & Setup Guide. If your computer cannot run macOS High Sierra version 10.13.x, you will need to follow Apple's Boot Camp Help: Install Windows on your Mac.
This guide is written for macOS High Sierra, version 10.13.x or newer.
