I'm not sure if we have a report back from the NoteAir3 on which processor it has.
Yes, the NoteAir3
C uses the GoCo7 loader.
The first step is getting your device in EDL mode.
Don't worry, you don't have to risk anything.
Code:
adb reboot edl
edl /l
-- copy/paste what it prints out --
-- hold power button until it resets normally, ~10 secs --
Yes, you have to load the WinUsb driver with Zadig like in the instructions.