All of a sudden BetaFlight: Failed to open serial port, when trying to repair ImpulseRC: the port 'COM7' does not exist. And I can see COM 7 in BetaFlight right now. FC
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Betaflight Failed To Open Serial Port Error
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Unable to Open Connection to Com1: 8 Ways to Fix
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Failed to open serial port
Failed to open serial port
Betaflight Failed To Open Serial Port Error
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10.8/4.3 'failed to open serial port" · Issue #11865 · betaflight/betaflight · GitHub
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