Questions relating to the unmounting of the filesystem of media connected to the computer, whether that is done via software or manually by the user using the command-line.

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14
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3answers
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Disk Utility: What's the difference between “Unmount” and “Safe Removal”?

System > Administration > Disk Utility What's the difference between "Unmount Volume" and "Safe Removal"? Say you insert a flash drive and open the Disk Utility UI, if you click on "Safe Removal" you ...
15
votes
2answers
4k views

Why do I need root privileges to umount a drive at the command line, but not in Nautilus? How to change that?

When I insert a thumb drive, media card, or USB hard drive, to unmount it via the command line, I need to use: sudo umount /media/the_device But, I can unmount the device in a file manager like ...