For the most part, if you have an external hard drive that you would like to use with your Mac, you can simply plug it in and be off and running. However, depending on your intended uses for the drive, you might be better off setting it up accordingly. If the former is the case, then for the greatest compatibility you should be certain the drive is both partitioned and formatted to OS X-native formats. This will ensure the drive supports permissions restrictions should you choose to enable them, as well as the proper partitioning structure for services like full-disk encryption.
When this is finished, the drive will unmount and then remount, and will then be available for use with any Mac system. If you need to use the drive in a Windows environment especially with older versions of Windows , then instead of choosing "GUID" as the partition, you can try using "Master Boot Record," but you'll also want to be sure to format the drive with the FAT filesystem rather than Mac OS Extended. This will result in a drive that can be used to transfer files between most operating systems, and is a great choice for most users; however, it will not allow you to encrypt your drive in OS X.
However, this filesystem is supported only in systems running OS X, and natively in Windows 7 and later.
Step 2: Open Disk Utility. Step 3: Select the drive in Disk Utility. Step 4: Check the partition map. Step 5: Configure the partitions.
Step 6: Choose the correct partition scheme. Step 7: Complete the partition process. Step 8: Wait, and done. Share this Slideshow. Direct link:. Step 1: Make a connection To format an external storage device, connect it to one of the ports on your Mac.
Step 6: Choose the correct partition scheme Still in the Partition screen, look at the graphical partition display in the middle of the window. Step 7: Complete the partition process Give your settings one last look. Step 8: Wait, and done It takes a few minutes for Disk Utility to do its thing. Next Up: Check out these related slideshows. The 5 iPhone and iPad games you need to play from June The 5 iPhone and iPad games you need to play from May The 5 Mac games you need to play from May I've attached a pic of the error. However, on the left one can clearly see the main " But it allowed me to erase the Macintosh HD option.
Prepare an external drive for use with OS X
Why is that? Has my drive been erased nonetheless? Or do I still need to do something else? Is all hope lost? I'm now stuck on the pop up window which says "To download and restore Mac OS X, your computer's eliegiiilty will have to be verified with Apple. Loading Installation information It shouldn't be too long.
Format an External Hard Drive or USB Flash Drive for Mac OS X
If that doesn't do the trick, there's another more complicated course of action you could try. Step 1: Back Up Your Files! Sign Up. When erasing the harddrive, which format is ideal? Could there be a problem with the Apple servers or what?
Prepare an external drive for use with OS X - CNET
My hard drive crashed on my Imac took it to computer repair they installed new hard drive, tried to recover data but could not, when we presented the imac to the apple store they told me i would have to buy back my old hd from them um hello no way, so thats why we went to another place that works on macs, so apple said i had lion on the mac, i couldnt remeber but now i remember i had leopard, the computer place installed lion, well now I cannot get any of my programs installed from the dics i have, like my photo software, etc, any cd i put in stays in for a minute then pops back out any help on this?
I have tried to do step 3 to get to the OS-X utilities screen. I cannot do it. Help needed. Opss almost forgot! Not even the dvd drive is working for the iMac. Happy days indeed. Could it be worst than a bad drive? Also, I don't have a MAC keyboard. I have a Window that works with MAC. In summery, my computer has no files and I won't install a new OS.
Thank you. I have a Mac Mini, but not a Mac keyboard How do I press the 'command' key on a normal keyboard?
Mac OS X 10.9 Mavericks
Try using the Windows key. It should reinstall whatever version you currently have. FYI: was running Mountain Lion. My original install discs are probably lost for good.
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