For Tom Tom HOME, plug your unit into your computer and turn it on.
Tap “YES” on your GPS unit when it asks to connect to your computer.
Click on "Tools Use Latest Map Guarantee." If there’s a newer map than the one installed on your device and you’re within the guarantee time period, you’ll see the map update.
Garmin Street Pilot c340 drivers are tiny programs that enable your GPS hardware to communicate with your operating system software.Tom Tom navigation devices get regular map updates at least once a quarter to keep you in the know when it comes to route changes and new location information.The company offers two different software programs to update your maps depending on what device you have: My Drive Connect and Tom Tom HOME.First, register your device to receive an email from Tom Tom when there’s a new map available.If your device didn’t come with a code for Lifetime Maps and simply had the Lifetime Maps icon on the packaging, plug your device into your computer, sign in with your Tom Tom account and click on "Tools Use Latest Maps Guarantee" if you’re using Tom Tom HOME.Tom Tom GO: If you have a Tom Tom GO, download and install the Tom Tom HOME program.Connect your device to your computer with the provided USB cord and sign in with your Tom Tom account (or create a new account).Next, click the “Use Activation Code” at the bottom right corner and make sure it shows the correct serial number and model for your device.Click “Continue,” enter the activation code that came with your device, then click “Activate.” If you’re past the Latest Map Guarantee period and your device didn’t come with Lifetime Maps, you can still get map updates from Tom Tom’s website and install them through the My Drive Connect or Tom Tom HOME software, but the updates won’t be free.Click the “Eject” button and disconnect your unit from your computer, then click “Use my activation code” in the main menu of the Tom Tom HOME program.Type in your code, then click “Next” and “Continue” once it accepts the code.