1. Login to cPanel.
2. Locate and click on the "MySQL Databases" icon within the "Databases" category.

3. Under the "Current Databases" heading, find the "Users" column.
4. Click on the red "x" next to the user you wish to remove from the database.
5. On the next page, click the "Delete User from Database" button to confirm you wish to remove their permissions from the database.