Select Settings > System.

Voice Language

Sets the language for voice prompts.

Text Language

Sets all on-screen text to the selected language.

NOTE: Changing the text language does not change the language of user-entered data or map data, such as street names.

Keyboard Language

Enables keyboard languages.

Automatic Time

Sets the device time automatically using GPS.

Set Time

Allows you to set the time manually when the Automatic Time setting is disabled.

Time Format

Allows you to select 12-hour or 24-hour time format.

Units

Sets the unit of measure used for distances.

Position Format

Sets the coordinate format and datum used for geographical coordinates.

Device Information

Displays the software version number, the unit ID number, and information on several other software features.

End User License Agreements

Displays the end-user license agreements.

NOTE: You need this information when you update the system software or purchase additional map data.

Legal Information

Displays software license information.

Update

Allows you to update the map data and device software (Updating Maps and Software).

Factory Data Reset

Erases all data and resets the device to the default factory configuration.