While you can't flash custom firmware (CFW) directly from an iPhone, there are several apps available on the App Store that offer similar monitoring and basic configuration features: ScooterHacking - Going where no scooter has gone before
Unlike Android, iOS does not allow generic Bluetooth LE apps to send custom UART requests to scooter controllers easily. Apple restricts direct serial communication. The ScooterHacking team had to build a proprietary solution using WebBluetooth (via a companion web app) and a native Swift workaround for iOS 15+. Consequently, due to Apple's restrictions on firmware flashing tools. You must use an alternative installation method. scooterhacking utility download ios
Flashing custom software typically voids all manufacturer warranties immediately. While you can't flash custom firmware (CFW) directly