Yongnuo YN622C-TX
firmware v1.16
Yongnuo · First seen Jul 11, 2026
v1.16 is not the latest firmware for the Yongnuo YN622C-TX: the current version is v1.17. Go to v1.17
What's in this update
Please download software/drivers here: http://www.hkyongnuo.com/e-detaily.php?ID=348
2018/08/02 v1.15:
compatibility with new hardware. (Please download the most update YN_Trigger_Updater software.)
2017/12/01 v1.13:
Fixed a few bugs introduced by v1.12 which wasn't released publicly.
2017/08/03 v1.12:
- Improved performance.
- Improved key handling.
2017/07/24 v1.11:
Fixed: compatibility with EOS-M series mirrorless digital camera.
2016/07/11 v1.10:
Fixed: optimized YN685 Firmware Upgrade Proxy mode.
2016/04/18 v1.09:
- Added: YN685 Firmware Upgrade Proxy (Keep GR pressed and turn the device on).
- Refer to YN685 Firmware Upgrade instructions.
2015/07/20 v1.08:
Fixed: compatible issues with YN622C/YN622C II.
v1.07:
Fixed: FEL didn't work with 7D MK II.
v1.06:
- Fixed: reduce power current for some version of PCB.
- Fixed: incorrect lcd display in some condiction.
v1.05:
Fixed: sync issue on 7D
v1.04:
Fixed: improved stability and transmission range.
v1.03:
Fixed: make backlit/setting time longer.
v1.02:
- Added: YN560-TX proxy mode. Usage: make sure the channel of YN622C-TX,
- YN560-TX is the same. Long press SYNC/FN key to enter the custom function and go to FN.06 (Up/Down key). Change the value to ON (Left/Right key). Then place YN622C-TX anywhere within the transmittion range of YN560-TX.
- Now you can use YN560-TX to control Manual output/zoom of the ettl flashes on
- YN-622C.
Fixed: improved stability.
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