Press "Login/Logout" () on the top right of the screen.
The name that appears lower the "Login/Logout" icon depends on the type of administrator logging in.
Enter your login user name and password, and then press [Login].
If you are logging on as the administrator for the first time, enter "admin".
Press [Tray Paper Settings] at the upper left of the screen.
Press [CustomPaper Management].
Select the program number of the custom paper profile you wish to adjust.
Press edit icon.
Press [Advanced Settings].
The advanced settings for custom paper adjustment appear.