From Sony:
New Alpha 7S III Firmware Update Includes S-Cinetone™
SAN DIEGO, CA – February 24, 2021 – Sony Electronics Inc. today announced a new firmware update for the Alpha 7S III (Version 2.00) that allows users to utilize S-Cinetone, which is inspired by the color science used in Sony’s flagship VENICE cinema camera.
S-Cinetone delivers natural mid-tones, plus soft colors and gorgeous highlights that are essential to create a cinematic look. The new firmware also includes an update on Active Mode with 5-axis optical in-body stabilization.
The new firmware is available to download for free HERE.