Sometime ago I wanted to switch from the EU LBT to the International FCC firmware on my Taranis X9D+; I confess I struggled (on Step 2, see below) so decided to write down a quick reference guide.


What is the difference between the EU LBT and the International FCC firmwares? This post by Oscar Liang explains it.


STEP 1 - Download OpenTx Companion from OpenTX University and flash your firmware of choice to your Taranis radio.

Here’s a video from Painless360 on Step 1:

FrSky Taranis Series - Upgrading to OpenTX 2.1 (17 min 3 sec)

STEP 2 - Go to the FrSky website and download the firmware for your Internal XJT transmitter; flash your internal transmitter with your firmware of choice.

Here’s a video by Short Circuit RC on Step 2:

Frsky Taranis X9D internal module firmware flash (2 min 19 sec)

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