Ecooter E2 - User Phone and Button Issues; SMS Verification Code Issues

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Solutions:
1) Put the Scooter in a place with good signal, restart Scooter
2)Make sure the SIM card with enough money
6.5User's mobile phone cannot receive SMS verification code
Solution:
1)Make sure SMS has enough memory space, and mobile phone has enough money
2)Put the phone in a place with strong signal or restart the phone