By following the blind navigation guide above, you can recover your English interface in under 30 seconds, even if you cannot read a single word on the current screen.

The Eclipse AVN669HD is a powerful in-dash navigation and entertainment unit, known for its robust feature set including HD Radio, Bluetooth audio streaming, and high-definition navigation. However, if the unit’s display is currently set to a language you do not understand—whether due to an accidental button press, a factory reset, or purchasing a vehicle with pre-existing settings—navigating the menus can feel impossible.

Fortunately, the process for changing the language back to English (or your preferred dialect) is straightforward. This guide provides a blind navigation method for users stuck in an unknown language, followed by the standard path for those who just need a refresher. If your screen is currently in Spanish, French, Arabic, or any other language you don’t read, do not panic. Follow these exact touch points on the screen. The location of the buttons does not change, only the text does.