I still cant get on asda or tesco to re register it gives me this page

Web page not available The Web page at https:// m.groceries.asda.com/asda-estore/ register/forgotpwdcontainer.jsp might be temporarily down or it may have moved permanently to a new web address. Here are some suggestions: Check to make sure that your device has a signal and data connection Reload this web page later. View a cached copy of the web page from Google

However i can look at groceries etc...can anyone help?

I just tried it and got right in there. Have you tried switching off and leave it for 30 seconds or so before retrying, often the easiest rememdy.

Yes tried that..it says there problem wit security certifucate and when i press continue it says unable to communicate wit server nd shows page above??