How to view Blackbox log files
6/17/25Less than 1 minute
- Please enter the command MSC in the CLI tab of the Betaflight Configurator and press Enter to activate Mass Storage Mode,or you can activate mass storage Device Mode


- After entering the command, your computer will recognize the flight controller as a removable drive. Open your system’s file explorer, locate the removable disk, and open it. You will see the following folders:

- Go into the LOGS folder to view all Blackbox log files.

- Below are some commonly used tools for viewing Blackbox logs:
- PIDToolbox: https://docs.speedybee.cn/fpv/essential-items-for-building-fpv-drones/pidtoolbox-download&installation.html
- Betaflight Blackbox Log Viewer: https://docs.speedybee.cn/fpv/essential-items-for-building-fpv-drones/bf-blackbox_viewer_download.html
Tuning PID settings is quite complex, and incorrect parameters may result in unstable flight or even damage to the quadcopter.
Therefore, beginners are generally not recommended to adjust PID values.
If tuning is necessary, it is recommended to refer to related videos on Bilibili:
[FPV Basics] Betaflight Blackbox Introduction Series - #1 What is a Blackbox? How to access it?
https://www.bilibili.com/video/BV1ff4y1v7J8/?sharesource=copyweb