Apple today released Mac OS X 10.3.1, the first update to the company’s new Panther operating system. Apple says that the new update “delivers enhanced functionality and improved reliability for the following applications, services and technologies: FileVault, Printing, WebDav, and FireWire 800 drives. This update also includes the latest Security Updates.” In addition, the company notes: “Apple has identified an issue with external FireWire hard drives using the Oxford 922 bridge chip-set with firmware version 1.02 that can result in the loss of data stored on the disk drive. Even with the improvements available in this update, Apple recommends you update the firmware on your FireWire drive. Please contact your drive manufacturer for more information.” The update is available via Apple’s Software Update panel.