How you format a Mac hard drive is entirely dependent on what kind of drive you plan on formatting. For instance, is the hard drive internal or external? And if internal, has it been partitioned.
Reinstall from macOS Recovery
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macOS Recovery makes it easy to reinstall the Mac operating system, even if you need to erase your startup disk first. All you need is a connection to the Internet. If a wireless network is available, you can choose it from the Wi-Fi menu in the menu bar. This menu is also available in macOS Recovery.
I have an external hard drive which is formatted for MAC and has been loaded with movies stored on a MAC computer. Is there any way I can reformat the HD to work on my PC without losing the movie. First, back up the data on the Mac-formatted drive if you have anything important on it. This process won’t actually convert the file system. Instead, we’ll just be wiping the drive and starting over from scratch. Any files on the drive will be erased. If you have a Mac lying around, you can plug the drive into a Mac and back up the files. How to format a startup drive for a Mac If you want to format a drive that will be used as your Mac’s startup disk, the procedure is a little different from formatting it for use as a secondary. Oct 07, 2019 macOS Recovery makes it easy to reinstall the Mac operating system, even if you need to erase your startup disk first. All you need is a connection to the Internet. If a wireless network is available, you can choose it from the Wi-Fi menu in the menu bar. This menu is also available in macOS Recovery.
1. Start up from macOS Recovery
To start up from macOS Recovery, turn on your Mac and immediately press and hold one of the following combinations on your keyboard. Command-R is generally recommended, especially if your Mac was never upgraded to macOS Sierra 10.12.4 or later.
Command (⌘)-R
Reinstall the latest macOS that was installed on your Mac (recommended).
Option-⌘-R
Upgrade to the latest macOS that is compatible with your Mac.
How To Format Hard Drive For Mac 2018Shift-Option-⌘-R
Reinstall the macOS that came with your Mac, or the closest version still available.
Release the keys when you see an Apple logo, spinning globe, or other startup screen.
How To Reformat Hard Drive For Mac Os X
You might be prompted to enter the login password of an administrator of this Mac, or your Apple ID password, or a firmware password. If so, enter the requested password to continue.
When you see the utilities window, you have started up from macOS Recovery.
2. Decide whether to erase (format) your disk
You probably don't need to erase, unless you're selling, trading in, or giving away your Mac, or you have an issue that requires you to erase. If you need to erase your disk before installing macOS, select Disk Utility from the Utilities window, then click Continue. Learn more about when and how to erase.
3. Install macOS
After starting up from macOS Recovery, choose Reinstall macOS (or Reinstall OS X) from the Utilities window. Then click Continue and follow the onscreen instructions to choose your disk and begin installation.
How To Reformat Hard Drive For Mac Youtube
https://patrolnew208.weebly.com/blog/roku-for-mac. If the installer asks to unlock your disk, enter the password you use to log in to your Mac. If the installer doesn't see your disk, or it says that it can't install on your computer or volume, you might need to erase your disk.
Facebook messenger for mac. Please allow installation to complete without putting your Mac to sleep or closing its lid. During installation, your Mac might restart and show a progress bar several times, and the screen might be empty for minutes at a time.
Macbook Hard Drive Format
If your Mac restarts to a setup assistant, but you're selling it, trading it in, or giving it away, press Command-Q to quit the assistant without completing setup. Then click Shut Down. Office home and business 2016 for mac. When the new owner starts up the Mac, they can use their own information to complete setup.
If you never upgraded to macOS Sierra 10.12.4 or later
https://patrolnew208.weebly.com/blog/rootsmagic-for-mac. If macOS Sierra 10.12.4 or later was never installed on your Mac, macOS Recovery works differently:
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