User Guide for the SIP-T46G IP Phone403. Press the desired language.4. Press Save to accept the change.Text displayed on the phone user interface will change to the selected language.To change the language for the web user interface:1. Click on Settings->Preference.2. Select the desired language from the pull-down list of Language.3. Click Confirm to accept the change.Text displayed on the web user interface will change to the selected language.Backlight has two options:Backlight Active Level: The intensity of the LCD screen when the phone is active. You canchange the intensity of the touch screen. Digits (1-10) represent different intensities. 10 isthe highest intensity.Backlight Inactive Level: The intensity of the LCD screen when the phone is inactive forthe designated backlight time. You can select a low intensity or turn off the backlight.