The latest Boot Camp Assistant version is 5.1.4, included with OS X 10.10.5, so open the App Store, go to Updates tab and install the latest updates.
To find out whether you need an external USB drive, see the Apple Support article Install Windows 10 on your Mac with Boot Camp Assistant. To install Windows on your Mac, do one of the following: Follow the instructions in Install Windows on your newer Mac using Boot Camp. Follow the instructions in Install Windows on your older Mac using Boot. Boot Camp Assistant is an Apple Mac OS built-in software that helps you to install Microsoft Windows on an intel-based Mac downloading the necessary support software, creating a partition on your disk for Windows, and then starting the Windows Installer.
Your Mac supports Windows 10, so you can use Boot Camp Assistant to guide you through the first steps in order to install it. Have a look at this article -> Use Windows 10 on your Mac with Boot Camp - Apple Support
In case you ask about Boot Camp 6, this version belongs to the drivers Boot Camp Assistant will download before installing Windows, so do not worry about the Boot Camp Assistant version. In order to download the Boot Camp 6 drivers, Boot Camp Assistant will ask you for a USB drive. You will have to install these drivers after installing Windows.
Bootcamp On Macs
Aug 17, 2015 11:07 PM
Boot Camp Assistant For Macbook
Boot Camp Assistant User Guide
You must use Boot Camp Assistant to remove Windows, or a partition that was created with Boot Camp Assistant, from your Mac.
WARNING: Do not use any other utilities to remove Windows or a partition that was created with Boot Camp.
- Start up your Mac in macOS.
- Back up all important data stored on your Windows partition before you remove Windows.WARNING: When Windows is removed, the Windows partition—as well as all data stored in the partition—will be erased permanently.
- Quit all open apps and log out any other users.
- Open Boot Camp Assistant , then click Continue.
- If the Select Tasks step appears, select “Remove Windows 10 or later version,” then click Continue.
- Do one of the following:
- If your Mac has a single internal disk, click Restore.
- If your Mac has multiple internal disks, select the Windows disk, select “Restore disk to a single macOS partition,” then click Continue.
Download Boot Camp Assistant For Mac
See alsoGet started with Boot Camp on MacTroubleshoot Boot Camp Assistant problems on Mac