Yongnuo has just released new firmware upgrades for some of their very popular products: Canon RT compatible flash speedlite YN600EX-RT and YN622 flash commanders for both Canon and Nikon wireless triggering system. You can find them available for download at Yongnuo’s official website.
The latest firmware version for YN600EX-RT flash speedlite is currently 1.9.0. It brings some improvements regarding compatibility with other RT enabled flashes and newly released Canon DSLR cameras. As always we suggest that you install it, especially if you experience some issues with your Yongnuo equipment.
The latest firmware version for YN622N-TX flash commander is now 1.08 and it improves communication with Yongnuo’s YN685 flash speedlite. YN685N is the first Yongnuo’s flash speedlite with YN622N radio trigger built inside.
The latest firmware version for YN622C-TX flash commander is now 1.10 and it improves communication with Yongnuo’s YN685 flash speedlite for Canon. YN685C is the first Yongnuo’s flash with YN622C radio trigger built inside.