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FLY-Super8 Pro Bootloader (TF Card) Recovery

Only for brick recovery
  • Please note that bootloader has already been pre-flashed at the factory, no need to flash it again
  • When updating the Klipper firmware normally, please use the TF card process in the firmware compilation page

Entering Boot Mode​

  • There are two ways to enter boot mode

  • First: With the toolboard completely powered off, short the BOOT button, then connect one end of a TYPE-C cable with data transfer capability to the motherboard and the other end to your device

  • Second: After connecting one end of a TYPE-C cable with data transfer capability to the motherboard and the other end to your device, short the BOOT button, then press the RST button, release the RST button, and finally release the BOOT button

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Flashing Firmware​

  • SUPER8 PRO TF Card Bootloader firmware
  • You can obtain the firmware via the following link:
  • The firmware is located at
FLY-Firmware/MainBoard/SUPER
Power Off Operation

Before connecting or re-plugging the USB cable, completely shut down the printer and disconnect other power sources. Do not allow the tool board to be powered simultaneously via the printer's power supply and the USB interface.

USB Connection Compatibility

Some computer USB ports may cause unstable flashing due to driver or signal compatibility issues. If connection fails, try switching to a different USB port on the computer or use a reliable USB hub. If the error shown below appears, check the USB connection and drivers first.

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  1. Download and install SetupSTM32CubeProgrammer and the STM32 DFU driver from the Auxiliary Software Download Page.
  2. Save the firmware downloaded from this page to a location on your computer that is easy to find.
Windows File Extension Display

Windows may hide file extensions. Please check "File name extensions" in File Explorer to confirm the firmware is still in .bin or .hex format. Do not modify the file extension.

  1. Confirm the device has entered DFU flashing mode according to the product tutorial, then connect it to the computer using a USB cable that supports data transfer.
  2. Open STM32CubeProgrammer, select USB mode, refresh the device list, and connect.
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  1. If no error popup appears, the connection is successful.
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  1. Click the download icon on the left side, and check the flashing options as shown in the image below.
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  1. Click Browse and select the firmware to be flashed.
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  1. When flashing .bin firmware, set Start address to 0x08000000. When using .hex firmware, keep the address embedded in the file.
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  1. Click Start automatic mode to begin flashing.
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  1. When the success message appears, the firmware flashing is complete.
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