To make your ps3 wi-fi stronger just simply move the ps3 closer to the router or vice-versa.
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
There is no WiFi button. That is on the router
All models of the PS3 except the first 20 GB model have WiFi
A cell Phone can not use the PS3 Bluetooth system for your online connection on the PS3. The PS3 systems design will only allow the internet connection to be ethernet cable or WiFi and not the the USB port connections
Yes if you have internet service with WiFi also
Yes.
Yes it can.
Wifi boosters are ways of boosting your wifi connection/speed they are tricks to supposedly make your wifi stronger
no they do not only the ability to make a WiFi or ethernet connection. You must purchase a router or modem.