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SOLVED: T-Mobile IPv6 Hotspot

How to connect a Lexus Conversion Kit to your iPhone as a Hotspot if you are using T-Mobile.

Please note, you must first disconnect your phone from CarPlay before using it as a hotspot. The iPhone cannot be connected to CarPlay and a hotspot simultaneously.

T-Mobile has been aggressively rolling out IPv6 for iPhone hotspots. It is a new type of IP address that is not automatically compatible with many Android-based devices, including many new devices.

To use your iPhone's T-Mobile hotspot on your Hamilton Conversion Kit for Lexus, watch the video carefully. Enter the values below accurately; this setup usually does not need to be repeated.

Static IP Settings for Hamilton Conversion Kit

  • IP Address: 172.20.10.5
  • Gateway: 172.20.10.1
  • Network Prefix Length: 28
  • DNS 1: 8.8.8.8
  • DNS 2: 1.1.1.1

Written Instructions

  1. Open Settings in Hamilton OS.
  2. Select "WiFi" from the sidebar.
  3. Locate your iPhone hotspot network. If previously paired, long hold it and click "Forget".
  4. On your iPhone, set a password and enable "Maximum Compatibility" mode.
  5. Re-locate your iPhone hotspot as a new network on Hamilton OS. Long hold > Select "Connect" > Select "Advanced Options".
  6. Locate "IP Settings" and change from "DHCP" to "Static".
  7. Enter your hotspot password at the top, then fill in the fields as follows:
    • IP Address: 172.20.10.5
    • Gateway: 172.20.10.1
    • Network Prefix Length: 28
    • DNS 1: 8.8.8.8
    • DNS 2: 1.1.1.1
  8. Double-check all numbers, then click the blue "Connect" text in the bottom right.
  9. The hotspot will now work and remember settings for future connections.