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.

• Not all captive portals will be compatible with Garmin devices.

• • See  Using a Wi-Fi Device on a Captive Portal for additional information

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 Videos to Learn about Map and Software Updates: 

Camper 890, RV 890, Camper 1090, and RV 1090 GPS Navigators

Camper 895, RV 895, Camper 1095, and RV 1095 GPS Navigators

dēzl™ LGV800, dēzl™OTR800, dēzl™ LGV1000, and dēzl™ OTR1000 GPS Navigators

dēzl™ LGV810, dēzl™ OTR810, dēzl™ LGV1010, and dēzl™ OTR1010 GPS Navigators

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.

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

1. Plug the device into a power source

• • See External Power Options for Wireless Updates.

2. Touch Settings

3. Touch Updates

4. Touch Access Wi-Fi Settings if prompted. Skip to step 10 if your device is already connected to a wireless network.

5. Enable Wi-Fi by touching the toggle switch and changing it from  Off to  On if prompted

6. Select a wireless network.

7. Enter the password for the network if necessary

8. Touch Connect

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

9. Press the  back arrow

10. The device will check for any available updates over a Wi-Fi network. Any available updates will be displayed on this page.

• • Press Map to view information about and start the map update.
    • iOverlander data will be listed as a map update.
      • Only compatible with the RV 890 and RV 1090.
  • Press Software to view information about and start the software update.

11. Press Download, then OK to begin downloading all updates.

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.

You may also update your device by using Garmin Express.  See  Updating Automotive Maps and Software with Garmin Express.