Yongnuo YN23mm F1.4S DA DSM WL Pro firmware v09

Yongnuo · Released May 20, 2026 · First seen Jul 11, 2026

v09 is not the latest firmware for the Yongnuo YN23mm F1.4S DA DSM WL Pro: the current version is v10 (October 9, 2026). Go to v10

What's in this update

V09_2026/1/29 1​.ﾓﾅｻｯｶﾔｽｹﾎﾈｶｨﾐﾔOptimize focus perfor​mance 2.ﾆ萢﨧ﾅｻｯOther optimizations

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Other versions for this product

See the full firmware history for the YN23mm F1.4S DA DSM WL Pro