https://www.reddit.com/r/ElectricScooters/comments/117whh7/hiboy_s2_pro_stuck_at_12_mph_max_speed/
HiBoy S2 Pro stuck at 12 MPH Max Speed : r/ElectricScooters
Feb 21, 2023 ... I've gone into the app and made sure the top speed isn't being limited, tried factory resetting the scooter, same thing. I just charged it ...