Sim not working.. PLEASE HELP

[mdjd-443]

Hi, my sim is not working now... It used to work before but suddenly today it stopped working there are no network signals on my phone. I even tried changing it from slot sim 1 to sim 2 but still its the same... In my phone it shows sim not provisioned... PLEASE HELP.... My number is 0538153521

[Anwarhossain]

Please my net wark open

[Anwarhossain]

Please sir net wark open my sim card

[Obaid]

My jawway sim also not working my number is 0551302442