WP-2000-CE7 Series (WinCE7 Based) User Manual v 1.0.4 Page: 146
A.3.3. How to Remove a User Account from the Login List
Here are step by step instructions on how to remote the user from the login list.
Step 1: Click a user from the list which you want to remove, and the user will display in the field, and
then press Delete to delete the user from the login list
Step 2: On the File menu, click Save and Reboot for changes to take effect