Easier management of radio voice alerts.

To install OpenTX 2.1.9 on your radio transmitter, follow these steps:

If you are looking to revive a classic radio, the original OpenTX 2.1.9 download page still hosts the installers for Windows, Mac, and Linux.

Finding the right firmware version for your RC transmitter can be a daunting task, especially if you are flying a legacy or AVR-based radio. For many veteran pilots and those maintaining older hardware like the classic Turnigy 9X or FrSky Taranis X9D, remains a bedrock release.

The official changelog for version 2.1.9, released in September 2016, highlights several key technical improvements, including:

Fully supported by older versions of OpenTX Companion for easy PC-based model editing.

But if you are searching for , you aren’t looking for the latest features. You are likely troubleshooting, reviving an old model memory, or supporting a legacy radio module.

Download the installer from the OpenTX 2.1.9 Release Page.

Released in September 2016, OpenTX 2.1.9 brought necessary bug fixes, stability improvements, and enhanced support for the FrSky Taranis series. What is Included in the OpenTX 2.1.9 Download?

Debian/Ubuntu packages ( .deb ) or source code compilation. Step 2: Download the 2.1.9 SD Card Contents

Inside Companion, navigate to the File menu and select Download... Choose Download Firmware to automatically grab the 2.1.9 .bin file, or load the .bin file you downloaded from the direct links above.

Here’s a quick guide on where to find it and how to get it running. 📥 Where to Download