Debian/Ubuntu packages ( .deb ) or source code compilation. Step 2: Download the 2.1.9 SD Card Contents
. Below is a blog post structure you can use, including the necessary direct download links that are often hard to find due to broken redirects on the official site.
If you are currently on an older version and are deciding what to do, here is the verdict:
: It resolved issues such as rotary encoder freezes in the companion and added support for various DSM protocols. How to Install and Flash companion 2.1.9 link not working · Issue #9029 - GitHub
However, if you need version 2.1.9 specifically (for compatibility with an older radio, existing model configurations, or older receiver firmware), you can download it using the following methods: opentx 2.1.9 download
Pinch the two horizontal trim switches inward toward the power button while switching the radio on. The screen will read . Plug the USB cable into your radio and your PC. Open OpenTX Companion 2.1.9. Click the Write Firmware to Radio icon on the left toolbar. Select your downloaded 2.1.9 .bin file and hit Write to TX .
The OpenTX 2.1.9 release provides a complete toolset for updating your radio, centered around . OpenTX Companion 2.1.9 for Windows (Installer) OpenTX Companion 2.1.9 for Mac OS X Linux DEB Package (32-bit & 64-bit) Linux RPM Package (32-bit) Key Features of the 2.1.9 Release
If you are running an older Windows machine and encounter errors trying to start Simulator.exe , you will need to install the Microsoft Visual C++ 2008 Redistributable Package.
Are you looking to install this on a specific , or are you troubleshooting a telemetry issue ? Debian/Ubuntu packages (
The official changelog for version 2.1.9, released in September 2016, highlights several key technical improvements, including:
Knowing where this version fits in the broader landscape of OpenTX releases is crucial. OpenTX 2.1.9 is primarily used for older AVR-based radios like the Turnigy 9X, while later versions (2.2.X and newer) target more modern hardware.
Radios like the original FrSky Taranis X9D (non-plus) or early Taranis X9E may operate most efficiently on the 2.1 branch.
OpenTX 2.1.x requires a specific SD card structure. Ensure you download the matching SD card pack (version 2.1V0005 or higher). Telemetry Changes: If you are currently on an older version
Select your exact radio type from the dropdown menu (e.g., FrSky Taranis X9D+ ). Check your preferred build options: Enables Lua scripting capabilities. sqt5font: Offers a cleaner, more readable system font.
If you are building the firmware in a newer version of Companion, it might pull 2.1.10. Ensure you are using the specific 2.1.9 Companion tool for the 2.1.9 firmware.
If you have trouble starting the simulator, you might need the Microsoft Visual C++ 2008 Redistributable (x86).
To get the firmware running on your radio, you must download two separate components: (the computer software) and the SD Card Contents . The actual .bin firmware file is generated directly inside the Companion software based on your specific radio preferences. Step 1: Download OpenTX Companion 2.1.9