How to quickly format an external Hard Drive to work with Mac, especially for video editing!

Bottom Line Up Front: If you are using an external hard drive, you want to make sure it is formatted as MacOS Extended Journaled. The problem that some people are having is that they think that a hard drive formatted as MS-DOS or ExFAT will work with Mac, because it will, until it won't. Those formats may work for months or years but you will likely start experiencing errors and potentially data corruption and loss. Here's how to format a new or existing external hard-drive to work properly with Mac, and especially with Apple Final Cut Pro.