The following steps are necessary for this:

Prerequisite:

• Fully charge the battery.
• LARDIS:ONE software version min. version 2.0
• If necessary, configuration exported.

Execution Reset:

• Long press on the gear icon -> call up device settings.
• Call up "About the device" -> "Garmin device information".
• Press "Device ID" several times until the overlay "Additional settings are available" appears.
• 2x back to the settings level.
• Call up "Save & reset" -> select "Reset to factory settings" and confirm accordingly.

• Device is reset...
• After a restart, please confirm the end user licenses and select language.
• Open device settings and go to "About the device".
• Press "Build number" several times until "You are now a developer" is displayed.
• 1x back to the settings level and call up "Developer options" there.
• Activate "USB debugging" there.

Reinstall / license LARDIS:ONE v2.x:

• Connect LARDIS:ONE to a PC via USB.
• Call up LARDIS:ONE Setup and restore the license.
• Install the LARDIS:ONE update.
• Import configuration / set up again.
• Press the home button on the device and always confirm "LARDIS Launcher" as the start page.

The map application cannot be started (anymore) after a reset from the LARDIS:ONE interface. Here you can find the solution.