Yongnuo YN35MMF14CUWM firmware v1.04

Yongnuo · First seen Jul 11, 2026

v1.04 is the latest firmware for the Yongnuo YN35MMF14CUWM.

What's in this update

V1.04 2020/8/6

  1. Fixed low power problem ​when taking pictures on EOS66 camera.

V1.03 2019/12/23 Optimize small aperture exposure

V1.02 2019/10/30

  1. Improve compatibility.

V1.01 2019/09/29

  1. Repair the problem that ​the Lv mode of 6D II camera does not work properly.
  2. Optimize other performance.

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See the full firmware history for the YN35MMF14CUWM