Login to TetherX and enter the users page.
(Please note. The users page is only available for Admin users or above)
Remove any search filters eg. "Timeline name" or "User Type".
Search for the users name or email address they would use to log into the platform using the dedicated search bar.
If the user doesn't show up please try adding them in as a new user.
If you have any further issues adding in or finding a user after following these steps, please get in touch with our support team.