Select your radio from the “Radio Type” drop-down list. In the Edit Settings / Radio Profile tab you need to choose the radio type you are about to flash from the list.
We have to “compile” the firmware first by selecting the features we want to have, then we can save the firmware file and write it to the radio.Ĭlick on the SETTINGS button on the top row (the gear icon). To backup EEPROM, you can also go to Radio Settings, scroll to Hardware (V2.3) or Version (V2.2 or older), long press the Enter button, it will create a backup file of EEPROM in the EEPROM folder on your SD Card. When connecting the radio to computer in Bootloader mode, it will mount a new external drive and there are two files inside the drive: FIRMWARE.bin and EEPROM.bin, these are the two files we want to make a backup of. Not officially recommended, but you could also try this if you have trouble using Companion.
Alternative Way of Backing Up EEPROM and Firmware It will create a “.bin” file that you can save somewhere on your computer.įinally, to back up the existing firmware, find the icon that says “ Read Firmware from Radio” in the same sidebar, and save the “.bin” file. To make a backup of EEPROM, find the icon on the left sidebar that says “ Backup Radio to file“. You can then save it as a “.otx” file on your computer. To backup Models, find the icon on the left hand sidebar, that says “ Read Models and Settings from the radio“. It will display your models in a new window. Start OpenTX Companion you just installed on your computer. The screen will inform you about the USB connection. Once the radio is in bootloader mode, you can plug in a USB cable to the radio and connect it to your computer. This is how bootloader mode screen looks like: To do that, first put your radio in Bootloader Mode.įor Jumper T16, T18 and Radiomaster TX16S, you need to press both horizontal trim buttons inwards while powering on the TX:įor the Frsky X-Lite, you need to hold down the trim button at the center (make sure all 4 trim buttons are pressed), then power on the TX. With that said, you should still make backup of the models, existing firmware and SD card content before flashing OpenTX, just in case something goes wrong. You shouldn’t need to to re-bind receivers, everything should work as they were before.
Scroll down to the Download Links section to download and install “OpenTX Companion” to your operating system (Windows, Mac or Linux).Īfter flashing OpenTX firmware, your model profiles should still be there, that includes their settings.
I am not sure what the best practice is, but I always download and install the latest version whenever I want to update OpenTX on my radios just in case.įind the version you want (preferably the latest one).
OpenTX Companion is the software we will be using to flash OpenTX to our radio, and to manage settings and models.