If a Staff Member has been Promoted to Admin and needs to be Reverted, please follow these steps.

Tap on > Staff

Tap on > Staff Member's Name You Want to Revert to Employee

Tap on > Settings

Tap On > Revert to Employee

*(Web Version) Click on > Revert

Tap On > Confirm

Here you will receive a confirmation

If you are using the web version, it will look like this: