Yesterday, Sony released software updates for their flagship camera and for two GM lenses. The benefits and improvements of the A9II, 135mm GM and 24mm GM firmware updates, as described by Sony, are listed below. You can find and download the new firmware using the links for Windows and Mac.

Please note that not all Sony cameras are compatible and can be used to perform the lens updates. It is not possible to execute the lens firmware procedure with the following cameras: NEX-5, NEX-3, NEX-C3, NEX-VG10, or PXW-FS7.