Select Save the home folder in a disk image and Click Delete User. Access System Preferences→Users & Groups, and Clock minus button on the bottom in the left panel. First of all, create a new admin account and login with this account. There is an easy way to backup each user account on your Mac. If you have more than one user on your Mac, and you’re only interested in backing up your own data, just go one level deeper and select your user account from within the Users folder. Each user account contains your Desktop files, documents, downloads, videos, music, and pictures. This will back up your user account, along with any other accounts on the Mac, plus any shared data. When choosing what to backup manually, most importantly look at the Users folder, located by default at Macintosh HD/Users/. So, If you skip this step, you won’t be able to recover your data if something goes wrong. The Format dialog box now appears.ĩ) Press Start and wait while the process will be completed.Note: A clean install of macOS Sierra on the startup drive completely erases all data on that drive including all your files (documents, music, movies, pictures, and even apps). Right click on the USB Flash Drive and select Format. It opens the Properties dialog box.Ħ) By default, the Optimize for quick removal option selected, switch it to Optimize for performance and then press OK.ħ) Now open Computer. 2) Click Start, type devmgmt.msc in the Search textbox and press Enter.Ĥ) Find the USB flash drive you want to format, and double-click it. If you do not wanna waste time going through my unnecessarily long steps, here are the short steps that helped me:ġ) Insert the USB flash drive into the USB port. I went through a bit of trouble searching the web (could be easy for you and you do not need to read this).

But I could not reuse my Flash drive normally as a storage device after this process. Then I gave up on the Ubuntu dream, almost!. I am puting this tutorial after a failed attempt at installing ubuntu using a Flash drive as a BOOTABLE device.

How to remove flash from mac