Garmin Nuvi is well known for its wearable device that are presently competing with other leading brands. To make things easy, Garmin nuvi has developed its application called MyGarmin express to synchronize the activity of downloading and installing updated maps and app on your device. Therefore, Garmin Express is a one-stop solution for users when it comes to Garmin Nuvi update. Directions and routes keep changing, and hence you must update your Garmin device whenever updates are available.