Yongnuo YN560IV: Yongnuo YN560IV.pdf
Yongnuo YN600EX-RT: Yongnuo YN600EX-RT.pdf
Yongnuo YN 560 Tx: Yongnuo YN 560 Tx.pdf
Yongnuo YN-E3-RT: Yongnuo YN-E3-RT.pdf
For Yongnuo YN-E3-RT:
Yongnuo Trigger Updater: YN Trigger Updater.zip
Firmware Update Instructions:
1. When you prepare to upgrade YN-E3-RT first time, please download the driver and software package YN_Trigger_Updater.zip, uncompress it and run YN_Trigger_Updater_Setup.exe to install the driver/software.
2. Download the most update firmware package and unzip it.
3. Turn off YN-E3-RT, keep pressing mode button and turn on it again. The screen will show "YN-E3-RT Firmware Upgrade". Connect the device to your PC via a USB cable.
4. Run YN_Trigger_Updater from start menu. Click on "Browse..." Button and navigate to the firmware you download in step 2. Wait a few seconds until the device is detected. Click on "Update" to begin. When is done, YN-E3-RT will be reset automatically and you can use the new version now.
5. If any error is encountered when updating, please turn off YN-E3-RT and try again from step 3.
Firmware for Yongnuo YN600EX-RT:
Software Firmware Update Guide: Software Firmware Update Guide.zip