Closed Help! (Sim NO SIGNAL)

[sphynxteen]

It used to be easy to replace lost sim card. However, yung issue ng prepaid sim ko now dami hinahanap. Wala pa kong time to produce the requirements... Thought of coming here, I am sure you can help me better!
Pretty Please! Thanks in advance!

 

[PHC-Jomsiie]

Block?