Launch the application on your PC, Mac, or Linux machine.
Because "248 firmware" is not an official term, beware of malicious files. Only use: pixhawk 248 firmware
You may have a Pixhawk with a custom bootloader. Use FMUv3 version of the 248 firmware instead of Pixhawk1 . Download: ArduCopter-stable-3.6.8-fmv3.px4 . Launch the application on your PC, Mac, or Linux machine
These versions utilize an older STM32 processor with a 1MB flash limit . Due to memory constraints, some newer features in modern firmware may be disabled or require specialized builds. Launch the application on your PC
The flight controller cannot detect a properly formatted MicroSD card.