TA Triumph-Adler P-C3560i MFP - Manual (Page 306)

9-9
User Authentication and Accounting (User Login, Job Accounting) > Setting User Login Administration
2 Refer to step 3 of "Adding a User (Local User List)" to change a user property.
3 [Save] > [Yes]
The user information is changed.
Deleting a user
1 Select the user to delete.
2
[ ] > [Yes]
The selected user will be deleted.
Adding a User (Local User List) (page 9-5)
NOTE
The default user with machine administrator rights cannot be deleted.