How Can I Find a User ID?
A user ID is assigned automatically when the user is created. You cannot change the user ID once it is assigned.
The following steps show you how to find the user ID that is assigned to the user.
Open Users & System Administration screen.
Opening the Users & System Administration
Click Departments & Users under "User Administration".
Click the edit button next to the target user name.
The "Edit User" screen is displayed.
Find the "ID=(number)" at the end of the access URL. This number is a user ID.