Sony A7S III Firmware Update v2.10

The latest firmware for the Sony a7S III is now firmware version 2.10.

Firmware v2.10 Benefits and Improvements

• Allows proxy recording during a remote computer connection
• Improves the accuracy of the Eye AF feature
• Improves the stability of the custom white balance
• Improves eye sensor detection performance with strong light sources, such as sunlight
• Improves the operational stability of the camera

Firmware Download & Install

You can download the latest firmware from your local Sony support website. The below links will take you to the correct page to download the firmware.

Make sure that you download the correct firmware for your computer (Windows or Mac) and read the installation instructions.

• US: Sony Support Download
• UK: Sony Support Download

Important note: Make sure that you read the install instructions, especially for Mac. You will need the latest Sony Camera Driver as well for a successful install on MacOS 10.15, 11, 12.

• Sony Camera Driver (For Mac computers with Apple silicon)
• Sony Camera Driver (For Mac computers with an Intel processor)

On Mac computers with an Apple silicon (Apple M1) processor, you need to change the security policy. Refer to the How to change the security policy on Mac computers with Apple silicon article. For Mac computers with an Intel processor, this step is not necessary.

Previous Firmware Versions

Improvements from previous firmware versions are always included in the latest firmware version. So even if you have missed a couple of firmware versions, you only ever need to install the latest version.

V2.01

• Fixes an issue where a Picture Profile may be applied even though the Picture Profile feature is set to Off
• Improves the operational stability of the camera when using the Imaging Edge Desktop (Remote) or Imaging Edge Mobile apps
• Fixes an issue where an error message may appear while shooting at a high shutter speed
• Fixes an issue where a file saved in the memory card may not be loaded by the Save/Load Settings
• Improves the overall stability of the camera

V2.00

• Adds the P11:S-Cinetone picture profile preset
  Note: S-Cinetone is a new video look which introduces a color matrix that produces highly regarded skin tones.
• Adds support for setting Steady Shot to Active during recording movie with S&Q Frame Rate
  Note: The Active setting cannot be selected if the S&Q Frame Rate is set to 120fps/100fps or higher.
• Improves the overall stability of the camera
  Note: Refer to the Help Guide for details on all the updated function usage.

V1.02

• Fixes an issue where FTP transfer could fail when used with some USB-LAN conversion adapters.
  • Note: Not all USB-LAN conversion adaptors are guaranteed to operate properly
• Improves connection stability of USB tethering when using an iPhone
  • Note: Currently, the USB tethering function does not support iOS 14
  • Note: We recommend using a smartphone and USB cable that support USB-PD (USB Power Delivery)
• Improves the overall stability of the camera

Sony A7S III Guides & Resources

Sony a7S III Resources