Erase external hard drive partition mac

Yes just format the drive for the Mac as described in this article on formatting an external hard drive to Mac OS X compatibility.

Same here! This is the exact message. It came straight from the box:.

Erasing a partition deltes all the data on that partition, but does not affect other partitions on the same disk. Same here. Click Done to continue. The Disk Utility has changed, you might want to update the screen shots to reflect the new version, the Partition tab is noticeably different.

It Fails and says: Disk Erase Failed. I get similar errors constantly when using USB hubs on Mac with external drives, but when plugged directly into Mac the hard drives work. Having the identical problem connected directly to USB on the back of iMac. How do you tell if it is locked? I have a new maxone external drive, and it is not recognized in the left-hand panel of the Disk Utility. It is connected by USB cable, plugged directly into mu iMac.

How to Securely Erase External Drives with Disk Utility on the Mac

I have an Iomega Ext. The storage is half full with over MB of storage left. Am I able to continue with the formatting without erasing the current files that are already on it? I have a 1TB Toshiba external hard drive, I have been using on my iMac and have been able to read an write on it. Why is it working on my iMac and not on my macbook pro?

How to remove disk partitions on a Mac with Disk Utility

It seems that the hard drive is formatted for Windows but it does work read and write on my iMac. Do I need to format this external drive to be able to use in more than one Apple computer? The one single thing, arguably one of the most important bits has been skipped altogether from this guide…. Majority if not all flash drives come not only with Windows dominant file systems, but also MBR formatted, vs the Mac where the operating system is always installed to a GPT partitioned disk.

• Deleting a hard drive partition on Mac.
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Format for Mac compatibility as described, I use it with every disk. You do not need to mess with schemes, this is not Windows. This is Mac. In this case you are formatting the drive to be Mac compatible. This is not about Windows. Just trying to figure out if I need to back my pictures up to a second hard drive before I do this. Backup everything you want to save. Nothing is left on the external hard drive after formatting is completed.

This post is a lifesaver even 5 years down the track! Hi, I did what it said.

Why to erase a disk

But two of my USB are ruined, my computer cannot read them anymore. I kinda wanna cry. If you format a hard drive it erases the data on it. That is what formatting does, it erases a drive. What else do you think erasing a drive is supposed to do except erase the data? I purchased a 4TB WD external drive and having a heck of a time reformatting this drive.

I have tried all the above advice without getting to have this new hard drive formatted. Any other suggestions? I just keep getting the error Disk erase failed. There must be something new with High Sierra Is there an option besides just declaring the data irretrievable, and more importantly, how does a USB uninitialize itself? Will I be able to copy and share media across both Mac and Windows? I am Computer-Eleteret lol. Now My Mac is about There. I just have no Clue how to do it. Name required.

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Use Disk Utility to Add, Delete, and Resize Existing Volumes

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With your partition selected, click the Erase button at the top of Disk Utility. This will bring up a window with an Erase button. Click Erase and then click Done. With the data erased from your partition, you still need to delete the now-empty partition in order to reallocate its space to the rest of your hard drive. To do so, select your hard drive from the left panel and then click the Partition button at the top of Disk Utility.

On the pie graph on the left, click the wedge that represents the partition you just erased. Click the " - " button and then click Apply.

How to erase a disk

After a minute or so, Disk Utility will finish applying changes to your drive and deem the operation successful. Click Done to complete your work here. How to set up Google's two-step verification: To better protect your digital life, specifically your Google account, turn on two-factor authentication for your Gmail account.