Joeybab3
Created page with "ESRollback is an early Android-only app for downgrading the firmware on Ninebot ES Scooters. It was, for a time, the only app capable of downgrading Jump 3.0.x BMS files. It is available from MiMod at https://mimod.ru/en_US/es-rollback/. ==Downgrade== Though newer methods like Ninebot IAP or ScooterHacking Utility are often preferred for their ease of use, this method is still sometimes a foolproof way to downgrade. *Place a battery with retail firmware..."