Commonly asked questions
Which receivers can I use? RadioMaster radios equipped with multi-protocol modules are compatible with a wide range of receivers, enabling you to use vario...
Tue, 29 Apr, 2025 at 2:34 PM
The RadioMaster firmware page is available here: A link to each factory firmware is located at the bottom of this page. 1. Download the Correct Files ...
Wed, 28 May, 2025 at 12:58 PM
Please refer to the diagram below, provided courtesy of Oscar Liang. You will require a 1.5mm hex key or hex driver for the gimbal spring adjustment and a ...
Thu, 30 Jul, 2020 at 5:17 PM
ExpressLRS Firmware update This article explains how to update ExpressLRS (ELRS) firmware for receivers and transmitters to ensure compatibility and opti...
Tue, 13 May, 2025 at 5:13 PM
Unable to Power On RadioMaster Device— Removing the Button Battery If your RadioMaster device is not powering on, removing the coin cell (button) battery t...
Wed, 7 May, 2025 at 10:33 AM
Although it may seem silly, most charging issues with RadioMaster radios are typically caused by faulty cables, incorrect port usage, or a defective power s...
Wed, 7 May, 2025 at 4:40 PM
If you are experiencing the below problems flashing firmware with OpenTX companion or EdgeTX Flasher please follow the guide below. If you see the followi...
Fri, 7 Jan, 2022 at 2:22 PM
How to Update EdgeTX Firmware on Your RadioMaster Radio EdgeTX is an open-source firmware for RC radio transmitters that offers new features and improvemen...
Wed, 7 May, 2025 at 10:48 AM
EdgeTX for Beginners: A Comprehensive Guide EdgeTX is a powerful open-source operating system for RC radio transmitters, widely used by RC and FPV enthus...
Wed, 7 May, 2025 at 3:49 PM
For TX16s MKII please follow the steps in the video below. For first generation TX16s please follow the steps in the video below.
Tue, 29 Apr, 2025 at 2:57 PM