Firmware Flasher page 'USB Flashing' help link not working · Issue #3436 · betaflight/betaflight-configurator · GitHub
What to do if your flight controller can't connect to the Betaflight configurator or can't flash firmware? – SpeedyBee
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Fix any STM32 DFU Drivers issues when flashing Betaflight/Cleanflight firmware - Guides - DroneTrest
![Flash progress bar message incorrectly displayed · Issue #1265 · betaflight/ betaflight-configurator · GitHub Flash progress bar message incorrectly displayed · Issue #1265 · betaflight/ betaflight-configurator · GitHub](https://user-images.githubusercontent.com/14850998/50738340-2c1a1c80-1216-11e9-87e8-de84b43d2dec.png)