I need help (a web help)

So here’s the story 或者 deal yesterday my network was working okay tip tip shape then right around 5:00 pm ish is when things stop working. I had help to work on my phone but nothing worked. It was confirmed that I had to much data, used a different network I,m not sure which. And that’s odd not only that my iPad doesn’t work either so do any of 你 guys got any tips how to get the net to start working. (Btw I am using someone else phone.