How to downgrade to Shimano motor firmware version 4.3.2 with eTube 3.4.5 software to be able to modify your bike with the eMax
STUnlocker (ex Shimano STEPS Unlocker) Android & Windows App for derestriction/market change and etc | EMTB Forums
How to downgrade to Shimano motor firmware version 4.3.2 with eTube 3.4.5 software to be able to modify your bike with the eMax
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