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Wireless Map and Software Update Instructions

A wireless connection to home high-speed internet (Fiber, Cable, DSL, etc.) is required to successfully complete a Wi-Fi update.

  • Connections with data caps or restrictions should not be used due to the size of a map update.

  • Slower connections (satellite, fixed wireless, dial-up, etc.) and mobile broadband (MiFi, AirCard, cell phone tethering, etc.) should not be used.

  • Captive portals are not compatible with the Tread® and Tread® - Base Edition GPS navigators

NOTE: See Not Enough Free Space for a Wireless Update if your device states there is not enough space for the wireless update.

See the Detailed Video Below to Learn about Wi-Fi Connections for Updates.

View the Following Video to Learn about Different Updates Available on Most Devices:

Watch This Detailed Video or Follow the Steps Below to Update Your Device.

NOTE: Not all devices come preloaded and/or are compatible with the maps below. 

Current Map Version: 2026.10 (North America) as of February 12, 2025.

Current Map Version: 2026.10 (Europe) as of January 29, 2025.

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To Connect the Device to a Wi-Fi Network:

1. Plug the device into a power source

2. Touch Settings

3. Touch Wireless Networks

4. Select Wi-Fi to enable Wi-Fi technology if necessary

5. Touch Search for Networks

6. Select a network

7. Enter the password for the network and select Done if necessary

The device should then connect to the network. The network will be added to the list of saved networks. The device will reconnect to this network automatically when it is within range.

To Check For and Install Both Software and Map Updates on this Device:

NOTE: Updates will not be available if the device is on the latest version.

1. Touch Settings

2. Touch Updates

3. Touch OK, then select the desired Wi-Fi network if prompted to connect to a Wi-Fi network

The device will check for available updates once connected to a Wi-Fi network. A prompt will appear to install them if any are found.

  • iOverlander data will be listed as a map update.

NOTE: The device will be unusable until the updates complete.

See Troubleshooting Wireless Updates on an Automotive Device if the device encounters any problems with the wireless update.

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