Internet problems

[Nell2]

For the last 2 weeks everything I leave the house I loose Internet connection on my mobile 

[pgn]

Guide: How can I sort out my network issues? - might give you some clues... Also does your phone's data connection work in your house when you have WiFi turned off? It could be a fault with your SIM card (try the SIM in another phone) or the phone's antenna - some more troubleshooting is needed to be sure which, @Nell2.