I have been using my laptop wirelessly for ages now and since my bf connected his ps3 to the internet over the weekend it wont have any of it i have tried to repair the problem but it keeps saying it cant connect i have tried reinstalling it all again and its still not recognizing my router and im now at a loss what to do im not very computer minded so if anyone does have ideas pls explain in simple form thank u

Computers & Internet - Zyxel - P660HW-D1 Router