Oct. 30, 2018 / Version 2.53

Within the newly released firmware update the AU-EVA1 video camera gets better 2K raw output image quality.

Download here: https://eww.pass.panasonic.co.jp/pro-av/support/content/download/EN/ep2main/soft/upgeva1_e.htm

May 31, 2018 / EVA1 Firmware Update – Version 2.5 adds Noise Reduction

Good news, the EVA1’s V2.5 firmware upgrade is now available as a free download.

The key feature includes a new smooth mode for noise reduction, which enables the camera to process noise efficiently in the camera rather than in post, thus saving both time and budget.

Further lens support has also been added to the following models:

The other issue fixed is an iris control issue with the Canon EF 17-40mm F4L USM lens. This can be fixed by going to Scene File name display on COLOR SETTINGS Menu, FOCUS EXPAND MODE: Menu default change [HOLD] -> [10SEC], Fixed No IRIS control issue when high speed frame rate with Canon EF17-40mm F4L USM

You can download the firmware here
Installation procedure
Operating instructions

You can follow VariCam/EVA1 channel :
https://www.youtube.com/channel/UCiTi9owcTE9QbEnt5w2vkDA