Insert sim card.
Emergency call only.
Remove and Reinsert SIM Card in your Samsung C3530.
Reset your phone and check.
Check with any other good SIM card and check.
If the above steps don’t work for you, then move towards its:
Samsung GT-C3530 Sim Track Point Ways With Jumper
Clean the Sim tray connector.
If same problem check Sim card ways marked in below image.
Samsung C3530 Insert Sim Ways Problem
your problem will solve after applying jumper.
If you have further Questions please leave a comment.
Note: Please note that even though every solution posted on our website is tested by one or more members of our team before posting, but still we do not take any responsibility for any damage it may cause to your cell phones. Use these repairing solutions at your own risk. Thank You.