Then click on 'Erase' button.ĭisk Utility can help you easily format hard drive in OS X 10.11 El Capitan. Just click the hard drive you want to format. Here, run it from Launchpad, it will list all hard drives and external hard drives on your Mac. Mac Disk Utility can help you format hard drive or external hard drive in OS X 10.11 El Capitan.
Solution 1: format hard drive for OS X 10.11 El Capitan with Disk Utility
Here are two solutions to help you format hard drive in OS X 10.11 El Capitan. For example, before resell the Mac, the OS X 10.11 El Capitan users may want to reformat the hard drive and erase all data on the hard drive to avoid data leakage. How to format hard drive for Mac OS X 10.11 El Capitan? There are many reasons why OS X 10.11 El Capitan users want to format a hard drive. How to format hard drive under Mac OS X 10.11 El Capitan? I want to remove all data on the hard drive and format it.' – Casper 'Hi, I want to format a hard drive in OS X 10.11 El Capitan.