Garmin express is a tool developed by the Garmin Company. It enables you to manage your Garmin GPS device from your computer. With the help of this device, you can update your maps, register your device for new registration, update the software and even if you want to create backup copies then it can help you in this too. If anybody wants to update their Garmin software then they have to install first Garmin express. After that, you will have to open it into your computer then update it. Connect your device to your computer and wait for Garmin express. Now, Garmin software is ready to update. Just wait for few minutes.