To have iDVD check automatically for updates:
Choose iDVD > Preferences.
Click General.
Select the checkbox labeled “Check for iDVD updates automatically.”
iDVD is preset to check automatically for the latest updates available for downloading. You can turn this feature on and off.
Choose iDVD > Preferences.
Click General.
Select the checkbox labeled “Check for iDVD updates automatically.”
To turn the feature off, deselect the checkbox.