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4.5.4

run-llama/liteparse4.5.4May 31, 2026by blckmn

AI Summary

Firmware 4.5.4 backports the CLI MSP race-condition fix and config failsafe_procedure clamping fix.

Key Highlights

  • Backported CLI MSP race-condition fix
  • Backported config failsafe_procedure clamping fix

New Features

  • Bug fixes: MSP race condition, config clamping

Full Release Notes

<!-- Release notes generated using configuration in .github/release.yml at 4.5-maintenance -->

## What's Changed
### Fixes
* [4.5.4] Backport CLI MSP race-condition fix (#15193) by @blckmn in https://github.com/betaflight/betaflight/pull/15200
* [backport] fix(config): unconditionally clamp failsafe_procedure to valid range by @nerdCopter in https://github.com/betaflight/betaflight/pull/15190


**Full Changelog**: https://github.com/betaflight/betaflight/compare/4.5.3...4.5.4