Sony has just released new firmware updates for the FE 70-200mm f/2.8 GM OSS Lens and FE 100-400mm f/4.5-5.6 GM OSS Lens.
The main update for this firmware is:
This update (version 03) improves AF-C (continuous AF) performance for zooming when attached to an ILCE-9 camera
Download Sony FE 70-200mm f/2.8 GM OSS Lens Firmware here.
Download Sony FE 100-400mm f/4.5-5.6 GM OSS Lens Firmware here.
