Prepaid card cut to micro sim on Iphone 4

[heyanu]

I already had a AT&T prepaid card and i cut it to micro sim and tried put in my unlocked (bought unlocked) iPhone 4, it still says no service can anyone please help me get it working ?

 

[thehouseofel]

Hey, I had this issue. I had to cut my T-mobile sim into a micro-sim (the stores said they didn't have any?. . rubbish). Anyways, I followed this guys tutorial. He brings up a good point about why some people get a "no service" message due to incorrect cutting.

http://www.youtube.com/watch?v=4TPE0lXqp68&feature=related