ELC Pro HD firmware update

Proceed as follows: 

1. Download the latest EL Updater.
2. Set the ELC Pro HD flash unit into firmware update mode:
   • Switch the flash unit OFF.
   • Hold the USER button and press ON.
   • The display shows “Firmware update”.
3. Start the EL Updater.
4. Click “Update” and follow the messages in the updater window.

Read more about firmware updates.