wifi not working

[kschreibeis]

My wifi is not working anymore and my 4s is showing as a 3 g.

[#2 · Accepted solution]

Hold down the on/off button and home button together until the little apple logo appears and then release the buttons.

The phone will refresh and restart on its own.

You can also get more tips at http://www.apple.com/support

Which may have other solutions to your WiFi issue.

Good Luck