In order to update your Garmin, you will need to use Garmin Express.
Click here: http://software.garmin.com/en-US/express.html
Click on Download for Windows (or for Mac if you are using that)
Install the program and open the program. Connect your GPS to your computer and it will allow you to update everything.
If you would prefer that I do it for you, I am sending you a remote assistance offer. Please accept that offer and I will provide those steps. If you wish to do it yourself, please follow the steps above.
If you can take a minute and use the rating system to rate our session as 3 stars or higher and press Submit so I am credited with helping you.