You have to enable DEBUG mode in the top menu, and than you can change the speed limit, just remember to do it both on the console and on the motor.
Cheers.
Hi, G1 and G2 battery mounts are the same if the G1 is the version with CAN protocol. If you share the PN of the G1 battery mount I can tell you which version it is.
If you have G1 bm CAN version, than I think you will need a BBI software and tool to recalibrate everything. Bionx are calling...