Smart & Connected Life Connected Car Tech How to Update the Garmin Approach G5 Golf GPS Map Download Golf Course Maps Directly From Garmin Share Pin Email Print How to update Garmin Approach G5 golf GPS course maps and database. Garmin Connected Car Tech Navigation Android Auto Apple Carplay By Fred Zahradnik Freelance Contributor Former Lifewire writer Fred Zahradnik has a long history as a writer and is considered an expert on all things related to GPS products and software. our editorial process Fred Zahradnik Updated July 01, 2019 The Garmin Approach G5 golf GPS offers free course map and database updates. The update is easy to do using a map updater program provided by Garmin. This how-to shows you exactly where to find the map updating software and when to plug in your device in order to sync the map updates. It's really easy and should only take about 10 minutes. Update the Garmin Approach G5 Golf GPS Map Download Garmin Express.Connect your Garmin Approach G5 golf GPS with your computer via its included USB cable.Install the software by double-clicking on wherever it is that you saved it. Follow the on-screen steps to complete the install wizard.Make sure your Approach G5 is plugged in and then open Garmin Express.Choose to update the Approach G5 using the Garmin Express software. You might have to confirm a few install prompts or give permission to have Garmin update your device.Any available updates should now install, and you should be told when you can disconnect the device.Your Garmin Approach G5 is now updated to the latest and greatest CourseView database.