"So, if I used this on my 5.1.0 Switch that I got on day 1, I could downgrade to 1.0.0, even if I've previously burned fuses?
Yes "
No you can't and you musn't. If you do that, you'll get a bricked switch.
Yes "
No you can't and you musn't. If you do that, you'll get a bricked switch.