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Troubleshooting Wireless Updates on a Tread Device

See the Wi-Fi troubleshooting below if you are unable to successfully complete a wireless map or software update with your home Wi-Fi network. You may receive the messages "Unable to connect to the update server" or "Failed to associate with the network, ensure the device is in range or confirm mac address is not blocked.

You may see an exclamation point (!) on the Wi-Fi symbol on your device if it's not connected to a Wi-Fi network. The exclamation point will show anytime the device has a Saved Network it detects but cannot connect to or has not yet connected to.  It may also show if it cannot detect an internet connection from the Wi-Fi network, or if a "No Data Connection" message is received.

NOTE: See Map or Software Update Issues when using a Mobile Hotspot, Tethering, or Slow Internet Connection if the update was started using a slow internet connection.


Minimum Password Requirements


Wi-Fi Specifications

Below are the Wi-Fi-related specifications for Garmin automotive devices with Wi-Fi capability.  A Virtual Private Network (VPN) can be used as long as it meets the following requirements.

  • Supported Frequency: 2.4 GHz or 5GHz
  • Security: Unencrypted, WEP, WPA, and WPA2

NOTE: Hidden networks are not compatible with Wi-Fi updates on Garmin devices.


Acquire a Satellite Signal

The time displayed on your device must be accurate to properly communicate with our update services. This time is automatically set when you receive a satellite signal.  

A satellite signal is required before attempting a Wi-Fi update if the device has just been turned on for the first time and hasn't been used for navigation.

  • Take the device outside in clear view of the sky until it obtains a signal.
  • The signal bars in the upper left corner of the Where To? and View Map screen show satellite signal strength.

A satellite signal should not be necessary for later updates if the time is displayed accurately on the device. Obtain a signal again if the time on the device becomes inaccurate.

See Garmin Automotive Device isn't Acquiring Satellites if your device is unable to acquire a satellite signal. 


High-Speed Internet Connection

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

A wireless connection to home high-speed internet (e.g. 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 (e.g. satellite, fixed wireless, dial-up, etc.) and mobile broadband (e.g. MiFi, AirCard, cell phone tethering, etc.) should not be used.

Some internet connections requiring a login, like some public Wi-Fi connections, cannot be used. These public Wi-Fi networks are often called “captive portals.” See Using a Wi-Fi Device on a Captive Portal.


External Power

External power is required to perform a Wi-Fi update. See External Power Options for Wireless Updates.


Remove and Reconnect to the Wi-Fi network

To Forget the Wi-Fi Network:

  1. Touch Settings from the main menu
  2. Touch Wireless Networks
  3. Touch Wi-Fi
  4. Scroll down and touch Saved Networks
  5. Touch the listed network
  6. Touch Forget to delete the network connection from the device

To Add a Wi-Fi Network:

  1. Touch Settings from the main menu
  2. Touch Wireless Networks
  3. Touch Wi-Fi
  4. Touch the preferred network
  5. Enter the password to the Wi-Fi network if prompted
  6. Touch Connect

Attempt the update again after reconnecting to the network.


Reset the Wi-Fi Router

There may be a problem with your internet connection if the update is stopped, slow, or disconnecting. A common troubleshooting tool is to reset your Wi-Fi router. This can generally be done by unplugging the router for 30 seconds and then reconnecting.  

Contact your Internet Service Provider (ISP) for additional troubleshooting if your wireless router continues to have network connectivity issues.


Reset the Wi-Fi Network Settings

  1. Touch Settings on the GPS device main screen
  2. Swipe the page up, then touch Personal
  3. Touch Device Reset
  4. Touch Reset Wi-Fi, mobile & Bluetooth
  5. Touch Reset Settings
  6. Touch Reset Settings again

This will reset all network settings, including Wi-Fi, Mobile data, and Bluetooth

Attempt the update again after reconnecting to the network.


Updates will need to be done using a computer if the above steps do not resolve the issue. See Updating Automotive Maps and Software with Garmin Express on a Tread Device.

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