My Nikon D3200's Auto-focus stopped working. What should I do?

The switch on the lens is pointed on A not M. I have already reset the settings. I don't know what to do with it anymore. The lens is AF-S Nikkor 18-55mm 1:3.5-5.6G.

См. статью: My Nikon D3200's Auto-focus stopped working. What should I do?