Yongnuo YN622C-TX firmware v1.17

Yongnuo · First seen Jul 11, 2026

v1.17 is the latest firmware for the Yongnuo YN622C-TX.

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 digit​al 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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Other versions for this product

See the full firmware history for the YN622C-TX