Yongnuo 50F1.8S DA firmware

Firmware history

1. Version 12 Latest Released Sep 30, 2026 First seen Oct 11, 2026
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   V12---2026/9/22

   1. O​ptimize focusing performance;
   2. Improve stability;
   3. Optimize in-camera correct​ion;
   4. Other optimizations.
   Release notes & download
2. Version 09 Released Jan 31, 2026 First seen Jul 11, 2026

   Improves focus performance with additional optimizations. — summary by updatemystuff.com

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   V09_2026/1/27

   1. ÓÅ»¯¶Ô​½¹Îȶ¨ÐÔ Optimize focus performance
   2. ÆäËûÓÅ»¯ Other optimizations

   V08_2025/12/10

   1. ÐÞ¸´A7M5¼æÈÝÐÔÎÊÌâ ​Fix the compatibility issue of the A7M5 camera
   2. ÓÅ»¯¶Ô½¹Îȶ¨ÐÔ Optimize focus performance
   3. ÆäËûÓÅ»¯ Other optimizations
   Release notes & download