which os system uses the router wifi pin to access the Internet, i use a blackberry 9700 but the blackberry error 200 came on my phone and i had to fix my phone on blackberry desktop manger and in the process my phone got upgrade, and i didn't like it so i downgraded now i need to get back the one with the routing pin i have tried different os but non are the same, i want to know which os is the first one i was using?
