Hello and thank you for using JustAnswer, my name is ***** ***** I will do my best to answer your question.
First, can you let me know:1. The model number of your tomtom2. When did you make the purchase3. Have you purchased a map update in the last 12months4. Did you previously make a backup of your device
When you have a moment please let me know the above. Thank you.
Also, as a first step in fixing the tomtom can I have you restart the device by doing the following:1. Hold the on/off button in on the tomtom for 30 seconds to reset it (release when you hear the drums).
If this does not work for you we can try a factory reset by doing the following: