Panasonic has updated the firmware for their Lumix DMC-G1 and DMC-LX3 cameras. Changes for the G1 include improved exposure, white balance, and flash accuracy, better noise reduction at high sensitivities, color adjustment for the LCD/EVF, and more. The update for the DMC-LX3 improves autofocus and white balance performance, and updates compatibility for the DMW-FL220 external flash.