How do you change the settings from 480i to 1080p on a magnavox nb500mg1f blu ray?

To change the video output settings from 480i to 1080p on a Magnavox NB500MG1F Blu-ray player, turn on the player and press the "Setup" button on the remote. Navigate to the "Video Setup" menu using the arrow keys, then find the "Video Output" option. Select it and change the resolution to 1080p. Save the changes and exit the setup menu to apply the new settings.