Unset
Updated: 10/18/2022 by Computer Hope
A set may refer to any of the following:
1. In general, unset refers to reversing a setting on a computer, device or other machine. For example, someone may set their resolution to a higher resolution and later not like that setting. Changing the resolution back to its original setting is unsetting that change.
2. Linux command, see the Linux unset command page for further information about this command.