From the 'Home' page, click on 'Manage Users' then click on 'Existing User Details'. Search for the user in the search box. Once found, remove the user by clicking on the red 'X'.
To view our Peoplesafe Portal help guides, please click here - https://peoplesafe.zendesk.com/hc/en-gb/sections/360003976237-Peoplesafe-Portal-Training-Contents