For something like this, I'd contact one of the moderator via SIMon the automated chat help. you can start a chat there by clicking on the little Talk bubble on the bottom right of your screen. Have you tried removing and re-inserting the SIM card as...
If you are not in wifi, you can use data saver on chrome to consume less data when loading webpages (it stops it from loading all the images etc.). I remember a while ago, I used Opera browser for some time because it uses up less data than chrome. N...