There is no WiFi button. That is on the router
Yes, The PS3 Has wifi,indeed.
Yes the ps3 has wifi built in.
The PS3 WiFi is to connect the PS3 to the internet and not to another WiFi device
Yes the PS3 slim includes support for Wifi B and G
All models of the PS3 except the first 20 GB model have WiFi
A ps3 does not have a AOSS button the AOSS button is on your wireless routerThe button if available would be on your router and not the PS3 which does not have a router or the router's AOSS button
Yes if you have internet service with WiFi also
you must have pressed the easy settings while trying to get an internet connection press the custom settings at the start if your wifi modem doesnt have an aoss button
Yes.
Yes it can.
There is no a button on the ps3 controller. I think you are referring to the x button.
The button is on the router and not the PS3