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2.2. Using Companion software to upgrade radio controller firmware
After the above settings are completed, click the firmware download button to
download the firmware.
Note: The RadioMaster T8 Pro radio control is pre-installed with stable and
reliable OpenTX firmware when it leaves the factory. If there is no special need,
please do not update the firmware unnecessarily. Incorrectly flashing firmware may
leave your radio inoperable. Only proceed with updates if you are confident in your
understanding and ability to do so.
If you are required to update the firmware to for functional upgrades, please
carefully follow the instructions below. Before updating the firmware, make sure
that all steps are correct and operate carefully to ensure that your radio control is
successfully updated.
If not required, please skip this section.
Before writing the firmware, please make sure that the radio control is turned
off, and plug in the supplied USB-C (TYPE-C) cable. The following device name will
appear in the computer device manager:
Before writing the firmware for the first time, you need to replace the STM32
BOOTLOADER driver to ensure that the OpenTX Companion software can recognize
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