Installing the Latest Software and Map Updates to Your GPSMAP 276Cx

Software for your GPSMAP® 276Cx should be kept up-to-date in order to take advantage of improvements and bug fixes. Updates are free and easy to install. Methods for checking your software version and updating software are described below. 

Garmin Connect™ App

The Garmin Connect app will only download software updates automatically behind the scenes while your GPSMAP® 276Cx is connected to your mobile phone with a data connection. There are no steps required for you to take to get the latest software. Generally, any released updates will take up to a week to download before automatically, or prompting, to install on your device.

Select your mobile app platform below to download the Garmin Connect app.

Garmin Express™

Garmin Express provides the ability to check for and offer both software and map updates automatically each time you connect your GPSMAP® 276Cx to the computer. Garmin Express requires the use of a Windows or Mac computer and cannot be utilized on a smartphone or tablet. For information on downloading and installing Garmin Express, see - How Do I Install Garmin Express?

NOTE: Map updates are only for GPSMAP® 276Cx devices that were purchased preloaded with City Navigator® Lifetime Maps.

If this is your first time using a computer with your GPSMAP® 276Cx, you will need to download and install Garmin Express.

1. Connect your GPSMAP® 276Cx to your computer with the USB charging cable.
2. Launch Garmin Express.
3. Select your GPSMAP® 276Cx.
   • NOTE: If this is your first time using Garmin Express, see - Adding and Removing Devices in Garmin Express.
4. Garmin Express will then display the available updates. Select Install or Install All.
   • Review and accept any prompts for Terms and Conditions or Important Notes.
5. Once complete, disconnect your GPSMAP® 276Cx from the computer.