How to Dismount a Volume

Step-by-Step Guide

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   Step 1: Open the Applications folder and click on “Utilities.”

   For example, if you want to dismount a flash drive you had named “LifeGuide Hub data,” find the volume for “LifeGuide Hub data” in the list of results. , The drive identifier will be named “disk” followed by a combination of different numbers and characters, and is located at the end of the line for each volume listed.
   
   For example, the drive identifier may read as “disk0s2” or “disk1s2.” , The volume will be officially dismounted when the following command is displayed in Terminal: “$ diskutil unmount /dev/disk1s2 Volume LifeGuide Hub data on disk1s2 unmounted”
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   Step 2: Click on “Terminal.” The Terminal application will launch and display on-screen.

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   Step 3: Type “diskutil list” into Terminal and hit “Return.” This command will provide you with a list of all drives connected to your Mac computer so you can grab the “drive identifier” of the volume you want dismounted.

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   Step 4: Locate the name of the volume you want dismounted in the list of results.

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   Step 5: Locate the drive identifier of that particular volume.

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   Step 6: Type the following command into Terminal: “diskutil unmount /dev/disk1s2

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   Step 7: ” while making sure that the appropriate drive identifier for the volume you want dismounted is used in place of “disk1s2” in this command.

Detailed Guide

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