: For suspected firmware corruption, users should contact HTRC directly via their Official Amazon Storefront
Wait approximately 45 seconds for the process to finish. Do not disconnect the power or cable during this time. Htrc T240 Duo Firmware Update
An interrupted or incorrect firmware update can permanently damage the charger. Only proceed if the charger is malfunctioning or a new feature is required. Do not update “just because.” : For suspected firmware corruption, users should contact