I cannot unlock my e-bike Roel Loos 24 February 2023 12:38 Updated If you are unable to unlock an e-bike because of any other technical issue, please contact our Support team. Related articles I cannot start or end my e-bike ride. My TIER e-bike is not working, what should I do? Where can I get help? Where can I use and park my e-bike? I've never ridden on a cargo bike before.