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| The bootloader update should not be needed, except for CC3D or Atom boards flashed using the old v3 bootloader. Bootloader version 4 is needed for CC3D/Atom or automatic reboot do not work correctly and vehicle wizard will fails. 
Bootloaders Download the appropriate bootloader and go to the Firmware Rescue page.
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| Please note all the files above are bu_[BOARD].opfw, if you plan to flash a .bin file the DFU method or ST-Link method should be used. Unfortunately, the CPU used on the CC3D flight controller does not support the DFU bootloader, see this page for flashing bootloader using a FTDI connected to the main port. Note that the page seems to be unviewable now and you may need to view it on archive.org. |
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Update firmware
There is three ways to update or flash a firmware:
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