okay ive had my samsung galaxy s3 4g for about 4 months now and its a i9305 model, i came aross this rooting stuff on youtube and i thought i might give it ago seeming it looked cool so i tried to root my device, i did the root but it didnt work right cause i went too use a rooted app and my device wasnting rooted but it was modified and now i have no network or carrier it doesnt read my sim card and im android version 4.1.2 but there is a message saying there is a new update and when i try to update it says
rocessing failed
plz help
rocessing failed plz help
