Preserving EdgeTX updated is one of the simplest ways to get bug fixes, new radio assist, efficiency enhancements, and the most recent UI options. EdgeTX’s official website says v2.12.0 is now reside, and the challenge at present recommends both EdgeTX Buddy or the bootloader methodology for updating, with a separate notice that STM32H7-based radios comply with a considerably completely different course of. On this tutorial, I’ll present you how one can replace EdgeTX in your radio step-by-step.
This information is for radios which can be already operating EdgeTX. In case your radio is a couple of years previous and nonetheless operating OpenTX, right here’s a information on how one can migrate to EdgeTX: https://oscarliang.com/migrate-from-opentx-to-edgetx/
Do You Need to Replace EdgeTX?
The brief reply isn’t any, you don’t.
If all the things is working high quality, it’s normally greatest to depart your radio firmware alone except there’s a particular bug repair or new characteristic you need. That stated, the method is simple, and in the event you comply with the directions rigorously and ensure all the things is backed up correctly, it needs to be doable even for inexperienced persons.
Earlier than You Start
Earlier than updating, verify 3 issues:
- your radio is already operating EdgeTX
- you realize what model of EdgeTX it’s operating
- you realize your actual radio mannequin, as each radio requires a unique firmware goal
To test these:
- Lengthy press the SYS button.
- Scroll to the VERSION tab (seventh tab) by urgent the Web page button.
- After FW, it ought to point out “EdgeTX”, and what your radio mannequin is. The model quantity is after VERS.
Again Up Your Radio
You usually received’t lose any fashions or settings after the firmware replace. However it’s at all times good follow to again up your radio each time you flash firmware, simply in case.
Within the newest variations of EdgeTX, all configuration recordsdata are saved on the SD card. Which means backing up is so simple as copying the SD card contents to your laptop.
Extra particularly, fashions are saved within the MODELS folder, and radio settings are saved within the RADIO folder. These are the 2 folders you completely should again up. Nonetheless, I like to recommend backing up your entire SD card, together with all folders and recordsdata, so that you don’t lose any customized sound packs, picture recordsdata, or Lua scripts.
- Begin by turning the radio on and plugging it into your laptop through USB.
- When the radio asks for USB mode, select USB Storage.
- Then copy your entire contents of the SD card to a protected folder in your laptop.
Nonetheless unsure what to do? Here’s a step-by-step information on how one can again up and restore EdgeTX fashions and radio settings: https://oscarliang.com/backup-restore-models-radio-settings-edgetx/
Find out how to Flash EdgeTX
Relying in your radio, select the suitable flashing methodology:
1. Bootloader/UF2 Technique
Use this methodology in case your radio has an STM32 H7 processor, such because the TX16S MK3, TX15, or Jumper T15 Professional.
- Obtain the firmware utilizing EdgeTX Buddy: https://buddy.edgetx.org/#/flash
- Put the radio into bootloader mode by holding the horizontal trim buttons (T1 and T4) inward whereas powering on the radio.
- Join the radio to your laptop. Keep away from utilizing a USB-C to USB-C cable; at all times use a USB-A to USB-C cable, ideally the one which got here together with your radio.
- Two exterior drives ought to seem in your laptop, considered one of which is called UF2.
- Copy the firmware file (.uf2) to the UF2 drive.
- As soon as the file begins transferring to the radio, the radio display ought to change to point out the replace progress.
- When the replace is full, you may safely eject the UF2 drive and disconnect the radio. It ought to restart routinely.
- At this level, each the radio firmware and the bootloader needs to be updated.
Now go forward and arrange the SD card contents, and also you’re achieved.
2. EdgeTX Buddy Technique
Use this methodology in case your radio has an STM32 F2 or F4 processor, such because the TX16S MK2, Boxer, or Jumper T20S.
Join Radio in DFU Mode (Bootloader Mode)
- Unplug the radio and energy it off.
- Put the radio into bootloader mode by holding the horizontal trim buttons (T1 and T4) inward whereas powering on the radio.
- Plug the USB cable again into the pc.
This places the radio into DFU mode (bootloader mode) so EdgeTX Buddy can flash it.
You need to see STM32 BOOTLOADER seem beneath Common Serial Bus gadgets in Gadget Supervisor in your laptop. Home windows ought to routinely set up the driving force for you.
If there’s a yellow warning signal within the icon, operating the ImpulseRC Driver Fixer (obtain right here) ought to repair that.
Flash Firmware Utilizing EdgeTX Buddy
Now open EdgeTX Buddy in your browser: https://buddy.edgetx.org/#/flash
It’s a web-based firmware flasher, however like Betaflight Configurator, it solely helps Chromium-based browsers reminiscent of Google Chrome, Microsoft Edge, and Opera.
Can’t use EdgeTX Buddy? You possibly can obtain and set up the EdgeTX Flasher program.
Select the firmware model you need, ideally the most recent secure model, and choose the right radio mannequin.
Then select Flash through USB.
Choose Your Radio
Within the new window, click on on “Add new system”, choose STM32 Bootloader and click on Join.
Beneath Obtainable gadgets, click on “STM32 BOOTLOADER” to focus on it after which click on “Subsequent”.
Begin Flashing
Click on “Begin flashing”.
Flashing ought to solely take a few minutes.
In the event you get any errors through the course of, be certain the radio was switched off while you linked the USB cable, and that you simply chosen the right system within the earlier steps. You can even attempt reinstalling the DFU driver utilizing ImpulseRC Driver Fixer after which restarting your laptop.
As soon as the firmware replace is full, EdgeTX Buddy may immediate you to arrange the SD card contents. This step is strongly really helpful, even when it’s not strictly required, as a result of mismatched firmware and SD card contents are probably the most widespread causes of warnings and odd habits.
Setup SD Card Content material
After you have up to date the firmware, it’s best to replace the SD card contents as nicely.
Unplug the radio, energy it on, and reconnect it by USB. Select USB Storage when prompted on the radio.
Two new exterior drives ought to seem in your laptop. Discover the one with plenty of folders in it, reminiscent of FIRMWARE, MODELS, and RADIO. That is the drive to your SD card contents. Keep in mind the drive letter.
Go to https://buddy.edgetx.org/#/sdcard.
Click on on “Choose SD Card” and choose the drive to your SD card content material. If prompted, click on on “Let website view recordsdata”, then “Save adjustments”.
Verify the firmware model and radio mannequin, select the specified sound pack language, and apply the adjustments (default is English).
Click on on “Apply adjustments”, it would take a minute to obtain the required content material, and some extra minutes to jot down them to your SD card.
After that finishes, the radio needs to be up to date and able to reboot into the brand new EdgeTX model.
That’s it. You will have up to date EdgeTX to the most recent model.
Setup Radio After Flashing
In the event you haven’t achieved it already, the very first thing to do is copy again all of your customized sound recordsdata, pictures, and scripts. Merely copy the IMAGES and SCRIPTS folders to the SD card.
Ensure you have chosen the right Inside Module within the system settings. To do that, maintain down the SYS key and go to the {Hardware} web page. Scroll right down to Inside Module and select the right choice. For instance, in case you have a 4-in-1 multiprotocol module, choose MULTI. For ExpressLRS, choose CRSF. If you don’t do that, you’ll not get the right choices beneath Inside RF in Mannequin Setup.
You also needs to recalibrate the sticks and sliders. It’s a good suggestion to recalibrate the battery studying too, ideally towards a multimeter, though plugging the battery right into a charger also needs to provide you with a fairly correct studying.
Subsequent, select a theme you want. If you do not need to create your individual, you will discover extra themes right here: https://giters.com/EdgeTX/themes#list-of-themes-available
After that, arrange your widgets.
Normally, you’ll want to show telemetry knowledge reminiscent of battery voltage, RSSI, and hyperlink high quality. So the very first thing to do is energy up your quad and uncover telemetry sensors to get an inventory of accessible telemetry knowledge. If you have already got sensors listed, you may attempt deleting them and discovering them once more to be sure you have probably the most up-to-date checklist.
You possibly can then customise the highest bar widgets
… and assign telemetry values to them.
That is how I arrange my widgets.
You can even arrange the 2 knobs, or rotary switches, to regulate backlight stage and quantity, which could be very helpful. You are able to do this in World Features beneath radio settings.
If you don’t just like the touchscreen, you may disable it, or disable and allow it utilizing a change. Go to World Features, create a brand new operate, assign a change, and choose the operate No contact. It’s common to make use of the arm change to disable the touchscreen, as a result of we don’t usually use it whereas flying.
Replace Inside Multiprotocol Module
In case your radio has an inner 4-in-1 multiprotocol module, you may get a Module Replace Beneficial message beneath Inside RF Module Standing after flashing EdgeTX. That is only a reminder to replace the multiprotocol module, and it’s simple to do. In case your radio has an ExpressLRS module as a substitute, you’ll not see this message and you don’t want to do something.
Obtain the multi-protocol module firmware right here: https://downloads.multi-module.org/?rmtx16s
There are two recordsdata you’ll want to obtain:
- There are 3 “.bin” recordsdata, decide the one which matches your channel map order in your radio (you will discover out within the Mixer web page in your radio mannequin setup). For instance, AETR means Channel 1 = “Aileron” (roll), Ch2 = “Elevon” (pitch), Ch3 = “Throttle”, and Ch4 = “Rudder” (yaw).
- MultiLuaScripts.zip
Join USB cable to the radio whereas it’s powered on, you’ll be prompted with 3 choices, choose “USB Storage (SD)”. Two exterior drive ought to seem in your laptop, discover the one with plenty of folders, together with a folder known as “FIRMWARE”.
Copy the “.bin” file you simply downloaded within the “FIRMWARE” folder.
The “MultiLuaScripts.zip” file comprises LUA scripts you’ll want to substitute the previous ones with on the Radio’s SD card. Merely unzip this file, and duplicate the “SCRIPT” folder, when prompted simply choose “overwrite all the things”.
Now you can disconnect the USB cable, and restart the radio.
Lengthy press “SYS” key in your radio, scroll to the second web page “SD-HC Card”. You need to see the “FIRMWARE” folder there, click on on that.
Search for the “.bin” file you simply positioned there. Click on on it, and choose the choice “Flash inner multi”, and the replace will begin. It ought to solely take a minute or so.
As soon as the replace is full, you may go to Mannequin Setup, Inside RF, and test Module Standing and see if the firmware model is similar because the one you simply flashed, and the “Module Replace Beneficial” warning needs to be gone.
EdgeTX Companion
EdgeTX Companion is a helpful instrument/software program that runs in your laptop. It may be used for
- studying the settings on the radio and allow you to modify it extra simply in your laptop
- compiling and flashing firmware to your radio
You possibly can obtain it right here: https://github.com/EdgeTX/edgetx/releases/ (scroll all the way in which down on that web page beneath “Property”, and discover the hyperlink for “edgetx-cpn-XXXX-vXXXX.zip“.
Unbrick Radio
In case your radio is just not turning on by urgent the facility button, it may be bricked. This will occur while you flip the radio off throughout a firmware replace.
To recuperate a bricked radio:
- Obtain STM32 Dice Programmer: https://www.st.com/en/development-tools/stm32cubeprog.html.
- Get a duplicate of the EdgeTX firmware to your radio (obtain from edgeTX github).
- Join radio to your laptop through USB cable, your laptop ought to detect the radio
- Set up and open STM32 Dice Programmer you simply downloaded
- Within the drop down subsequent to the join button, choose USB, In Ports, if it says “no DFU, click on the refresh button and choose USB1 (and it’s best to see a serial quantity beneath it, which implies the programmer can see the radio), then join
- As soon as linked, click on on the three horizontal bars within the high left, click on “Erasing & Programming”, then browser to the EdgeTX firmware .bin file
- Ensure “Confirm Programming” is checked, then click on Begin Programming. This may flash a recent copy of EdgeTX to the radio
- When it’s achieved, you may unplug USB cable, and the radio ought to energy up while you press the facility button
Conclusion
Preserving your EdgeTX radio firmware updated is vital if you wish to reap the benefits of new options, bug fixes, and efficiency enhancements. The replace course of is pretty simple, particularly with instruments like EdgeTX Buddy that simplify a lot of the steps.
Ensure to test for brand spanking new firmware updates infrequently, and use this information each time you’ll want to replace your radio. Having the most recent firmware helps you get probably the most out of your radio, whether or not you’re flying FPV drones or RC planes.
Completely satisfied flying!
Edit Historical past
- Feb 2022 – tutorial created
- Feb 2023 – up to date for EdgeTX 2.8
- Apr 2026 – up to date for EdgeTX 2.12