Nokia 1200 No Network Problem

Firt Of All Do These Steps:
Flash Your Phone
Do Full Unlock
Write Good PM
Unlock Again
Download Full 1200 PM File
If the problem remains do these solutions:
Here Are The Solutions. Please Observe Carefully.

1200, 1208 No Network Problem 1

1200, 1208 No Network Problem 2
Here Are The Solutions. Please Observe Carefully.