badpubli.blogg.se - Macos first aid volume could not be unmounted

Choose a new name and format for your drive, then click Erase.ĭecide what to name your drive after erasing it.Click the Erase button at the top of the window.ĭisk Utility presents several tools at the top of the window.In the sidebar, select the drive you want to erase or reformat.Spotlight is the quickest way to open Disk Utility. Open Disk Utility from the Utilities folder in your Applications.When you’re ready, here’s how to erase or reformat drives: So make sure to back up any important files before erasing or reformatting your drives. When you reformat a drive, it also erases all the data on it. Or you might need to reformat it so it works with different operating systems, like Windows, Linux, or even iPadOS. You may want to erase your drive as a quick way to create space for new files. Feel free to skip this section if you already know how to do it. Let’s start with a brief explanation of the correct way to reformat or erase drives using your Mac. How to erase or reformat a Drive using Disk Utility Learn how to reinstall macOS after erasing your Drive.

Boot Into Recovery Mode to Erase Your Startup Disk Run First Aid to Repair Your Drive Before Erasing It Show All Devices and Erase the Parent Drive

What if the Erase Button in Disk Utility is grayed Out?.

How to erase or reformat a Drive using Disk Utility.

That is free and Apple tools will test if the drive is functioning as part of the erase operation. If you don’t need to back up the data, just erase the drive entirely. If you want a third party tool to try and fix this, I use Disk Warrior first, then perhaps Drive Genius if I don’t want to just send it to the professionals.

I use Data Rescue, but other options exist.

Sometimes the fix is deleting lost files or corrupt files to make the “filesystem” balance again. Disconnect the drive immediately if this is the case and buy a new drive that’s larger (or as large) as the drive so you can copy off the files before any more attempts to “fix” it. You may need recovery software for this if the mechanism is failing.

Also, there are many different filesystem types and drives, so be sure your tool supports your OS and Hardware if you don’t try them for free first.ĭo you have a backup? If not, do that immediately. The obvious cause is the filesystem or physical media can not make changes so make it reliable.