Even if the T2C does not have a SIM card, the firmware upgrade can be done using an iPhone (internet connection required).

Method 1: iPhone connects to T2C WiFi

  1. Power up the T2C

  2.Wait for 40 seconds, the device will turn on the WIFI network（AutoKit_xxxx)

  3.iPhone connect devices WIFI(AutoKit_xxx)   Default Password (88888888)           

    The mobile phone accesses the Internet, the mobile phone pops up a reminder, choose to “use the cellular network”

  4.Open the mobile browser and visit 192.168.3.1

  5.Scroll down to the footer, if there is an update, it will appear here，and chick "Update

Method 2: iPhone connected to T2C Bluetooth

  1.Power up the T2C

  2.Turn on the Bluetooth of the iPhone to search and pair “AutoKit_xxxx”  

  3.After waiting for 40 seconds, the phone will pop up a reminder, select Use CarPlay

  4.Open the mobile browser and visit 192.168.3.1

  5.Scroll down to the footer, if there is an update, it will appear here，and chick "Update"

*When upgrading, the red LED blinks alternately