Garmin Nuvi is one of the most loved ranges from Garmin GPS services. Updating Garmin Nuvi ensures that you will have safe and precise route guidance. While following the old maps can end up facing dead ends sometimes. This post will make you learn in detail about updating Garmin Nuvi with the help of Garmin Express. Check out the rest of the article. Go to Garmin official website and download the one as per your OS i.e.e Mac or windows.