Canon Authorized Sen for ImageRUNNER Machines Version 4.1 - Manual (Page 91)

Authorized Send Installation and Configuration Guide for imageRUNNER Machines 91
2. Edit the settings for the address book server as necessary ➞ click [Update].
If you make a mistake while editing the address book server settings, click [Reset]
to return the settings to their original values.
To cancel editing the address book server and return to the Address Book Servers
screen, click [Cancel].