it appears they are no longer in business. so the short answer is you can't.
their url redirects to godaddy, it seems the domain is up for sale. you used to be able to upgrade to a later model through the website for a reduced price.
now you'll just have to buy a new unit through someone else.
Updating your GPS maps depends on what manufacturer and specific GPS model you own. You can generally update the GPS maps by either downloading them through the system or buying updated maps on a CD.
Typically you can get updates for a Garmin GPS for approximately $60. It is only necessary to update every two to three years.
One can update the map on his or her TomTom GPS system through the official TomTom website. One does have to pay to update the map, but one gets four new maps over a twelve month period.
Sure....Just go to the GM website and follow the instructions. You will need you VIN number from your vehicle....here is the link.... https://www.gmnavdisc.com/overview.do;jsessionid=8794909DEF4791F6AC03E345793C4922
To update maps on the GM-351, the unit must be sent to the manufacturer for a software upgrade. There will be a charge for the updated software and shipping costs.
Take your Toyota to your dealer and they can update it for you.
Do you have this?
How to update GPS maps This article will provide you with the information on how to update maps on your GPS system. If you are not sure whether your map is up to date, this article will teach you how to update it conveniently. The process of updating your map may be different depending on which type of vehicle you drive, but the steps are mostly similar.
Updating your GPS maps depends on what manufacturer and specific GPS model you own. You can generally update the GPS maps by either downloading them through the system or buying updated maps on a CD.
To update the initial gps model gm-510, one must locate a proper satellite or wifi signal and scan for a software update. If one is available than click the update button and the device will be up to date.
Contact the company that your GPS comes from. You can find their number listed on their website. They will be able to to tell you where to find the necessary items to update your GPS.
To update your Garmin gps all you would need to do would be go to garmin.com. They have links for your specific model. Then it will give you a step by step instruction on how to instal the update. Starting with how to plug your gps into your computer or connect it to your wifi.
you need to update the Disk in the GPS console which is located in the LHS hatch in the boot area with a current Disk which you can Buy from BMW or if you know someone who has a current disk copy it and install it
Satellites orbiting around earth send information to the GPS , so they detect the change & fix it in their memory.
Check Magellan website. They recently released a map update plus upgrading it to a cross-over gps...
Most GPS devices update their software automatically, so users don't need to be concerned with upgrades.
Electronic GPS can be found at amazon.com. They typically will have features such as built in traffic and maps that will update once you plug them into to computers to update them. They enable you to insert an address so that you can get read-out instructions for a location while you're driving.