Apple has made available the first update for the developer preview of Mac OS X 10.7 Lion, which was released during the company's Worldwide Developer Conference last week.
The update, named simply "Lion Developer Preview Update," weighs in at 656.6 MB and "is recommended for all users running Mac OS X Lion Developer Preview 4." It appears in Software Update.
Apple has announced that it will be distributing Mac OS X Lion exclusively through the Mac App Store and not in retail packages using optical discs.