cortana not working

So I just recently updated to Windows 10 from Windows 8.1, and it was working splendid until this morning when I hit the Windows button and the Start menu did not come up, I first thought it was just taking a long time loading but it never came up, I then tried clicking the button and nothing...

Ok so I upgraded to Windows 10 from Windows 7 Home premium yesterday. Everything works fine except for Cortana. When I first set it up it asked me for a name. I told it my name (Skyler) when I clicked next nothing happened. I continuously clicked next with nothing happening. So I waited on the...