| previously my iphone 3g had os3.1.2 & all the GPS app like tomtom,navigon,igo were working fine & now when i update to iphone 3g os4.1 & BB 06.15.00 its not working at all its says poor gps reception.
so please help me tht i can use 4.1 in iphone 3g or do i downgrade to same old version 3.1.2.
waiting for ur positive reply. |