From Sony:
This update (version 1.10) provides the following benefits:
Download: Sony a7R III Firmware v.1.10
From Sony:
Benefits and improvements from the latest update
*1: Only the images protected on Ver.2.00.
*2: Need to create IPTC information beforehand by using the "IPTC Metadata Preset" software.
Download: Sony a9 Firmware v.2.00
B&H carries the Sony a9 Mirrorless Digital Camera.
From Sony:
This utility updates the camera firmware to version 1.01 and provides the following benefits:
B&H carries the Sony a7R III Mirrorless Camera.
Sony recently released a firmware update for its FE 70-200mm f/2.8 GM OSS lens. See below for details.
From Sony:
This update (version 05) improves the accuracy of the contrast AF at distant shooting, making it easier to focus when the aperture is narrowed down to F11 or higher.
Download: Sony FE 70-200mm f/2.8 GM OSS Lens Firmware (v.05)
From Sony:
Benefits and improvements from the latest update:
*1: This function is only for A-mount lenses which can adapt to 8 or 10 fps (maximum) tracking AF-C shooting. See here for details.
*2: Raw data recorded by the ILCE-9 with firmware Ver. 1.00 or 1.01 could disappear. Please backup your raw data files, even if you’re updating the system software to Ver. 1.10.
Download: Sony a9 Firmware v.1.10
Sony has just released a slew of firmware updates for its Alpha series mirrorless cameras, including a fix for the a9's premature overheating warning. Details are below.
Sony a9 Firmware v.1.01
Download: Sony a9 Firmware v.1.01
Download: Sony a7R II Firmware v.4.0
Download: Sony a7S II Firmware v.3.0
Download: Sony a7 II Firmware v.4.0
B&H carries the Sony Alpha series of cameras.
Sony recently rolled out firmware updates for 10 FE lenses and 1 lens adapter with various improvements and/or bug fixes.
Sony FE Lenses with Firmware Updates