To Edit an existing user, click on the user tab in the drop down menu.
On the user page you will see a list of registered users within your company.
Locate the user you wish to edit in the list or use the search function at the top of the list.
Click <Edit> on the user you wish to edit.
This will open the user form for that account and allow you to change any details related to that user.
Once you have completed click on the <Edit User> button to save your changes.