I can't use GPS navigation
Wait until your tablet has received the GPS signal or try again later when you're in another area.
Can you access the internet?
You need an internet connection for some of the functions when using GPS navigation. It's important to find out if you can access the internet by loading a web page in the browser on your tablet. If you can't access the internet, you need to solve this problem. By solving this problem you'll most likely solve your problem with using GPS navigation.