We are FETtec and create and sell high quality drone parts for hobby, sports and industry.
KISS is a firmware/product owned by the company Flyduino.
The FETtec FC F7 was our first Flightcontroller with FETtec hardware and KISS based software. 
We now have our own FETtec Alpha FC software running on our FCs


The FETtec 4in1 ESCs are FETtec in hardware and software.

Here a short overview how to update the different products:


What

FETtec Configurator (local)

FETtec Toolset (online)

KISS GUI (local)

Where

https://github.com/flyduino/kiss-gui/releases

Which products

  • FETtec 4in1 ESCs

  • FETtec OSD  

  • FETtec AIO 35A

  • FETtec Mini AIO 15A

All FETtec products running FETtec firmware

  • FETtec FC F7 running KISS firmware

  • FETtec FC G4 running KISS firmware

  • FETtec AIO running KISS firmware

Always test the electronics via USB before building the quad. (FC connection to ESC via 8pin cable which comes with).
Be sure to close KISS GUI before opening the FETtec Configurator.

Read the manuals https://fettec.net/download/ and follow them.