Little genius mobile phone watch Z7 chat bubble

Enter the engineering test mode. At the beginning of July, 20265438+0, Xiaotiancai released a new phone watch Z7, which followed the high configuration of Xiaotiancai's phone watch Z series and made many improvements on the basis of the original Z series. Users who want to set chat bubbles in Z7 need to find the binding number, click the scan QR code to enter the engineering test mode, find the peripheral test, and press and hold the button to open the chat bubble.