Firmware Update Rollout — December 11, 2025

Models: ILME-FX3A / ILME-FX3

• Sony Alpha FX3A — Firmware Version 2.01

• Sony Alpha FX3 — Firmware Version 7.01

The operation of the user LUT has been optimized.

Credit: @kunkoku

Source FX3A: https://support.d-imaging.sony.co.jp/www/cscs/firm/?mdl=ILME-FX3A&lang=jp&area=jp

Source FX3: https://support.d-imaging.sony.co.jp/www/cscs/firm/?mdl=ILME-FX3&lang=jp&area=jp