How to install wifi in ubuntu 14 04?

Question

linux

Good afternoon. I can't set up wifi. I reinstalled the system and installed the drivers. And there is no wi-fi, only cable connection is available.
Please help me set it up, I don’t understand where to dig .. I’ll throw off what you need.
Always put through -> System Settings -> Software & Updates - everything worked.

Answer 1

Put 16th ubuntu, everything worked.

Answer 2

hmm, judging by reading on the internet, your card is not friendly with ubuntu.
HERE and HERE people succeeded. try their advice