You can remove a Tag from one person or several people at once.
There are multiple ways to do this.

From the TAGS Screen:

1. From the “People” menu tab, click “TAGS” to access the TAGS Screen.
2. Check the check box beside the TAG you want to remove. This will show a list of everyone who has this Tag.
3. From the list of people, check the check box beside the people who need this tag removed.
4. Click “Actions”
5. Click “Remove Tag”

One at a time:

1. Find the Person in your People List, and click their name to open their Profile Page.
2. In the bottom right, you’ll see the TAGS section.
3. Click “Edit” in the Tags Section.
4. Click the “Delete” icon [trash can] beside the Tag you want to remove.
5. In the pop-up window, confirm that you want to remove this Tag.