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Obtain the latest Betaflight firmware, configuration manual, and official tuning software.
Firmware Download4 resources
ExpressLRS V4.0.0 firmware
v4.0.01.2 MB2026-07-01The latest ELRS receiver/LNA firmware for the Falcon series of electronic devices enhances packet rate performance and connection stability.
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Betaflight 4.5.1 stable firmware
v4.5.12.8 MB2026-06-15The latest stable version of Betaflight flight control firmware has optimized bidirectional DShot filtering and cornering performance.
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Parameter tuning software1 resources
Betaflight Configurator - Tuning Assistant
v10.10.075.5 MB2026-05-20A cross-platform desktop client for configuring and debugging Betaflight flight controller, supporting Windows, macOS, and Linux.
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Manuals1 resources
PMU firmware
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power adjustment1 resources
test
twenty-three
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P1 autopilot2 resources
P1 autopilot BOM
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P1 engineering document
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