You can deactivate a user by clicking the " Deactivate User" button after clicking the "Access" drop-down.
Note: If you see a letter "D" next to the assignee and the name is grayed out, that indicates the user was deactivated from FloQast. You may see this on assignees or on the sign-offs in the completed column.
Note: You can also convert users to Auditors and Auditors to users: https://help.floqast.com/hc/en-us/articles/360002043352-Invite-Auditors-to-FloQast