Bleuio Firmware Update V2.0.7

October 6, 2021
Bleuio Firmware Update V2.0.7

A new firmware update v 2.0.7 has been released for BleuIO and Smart USB Dongle 2.0. You can download the updated firmware from


  • Problem sending over 99 bytes using AT-commands “AT+GATTCWRITEB” and “AT+GATTCWRITEWRB” resulted in an unexpected behaviour. 

To meet the demands of users, the BleuIO team will continue to update and add new features. To find out more about the updates of the dongles new firmware 2.0.7, please visit our Getting Started Guide

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