I am getting this message frequently now. I turn the iphone off and then on and it gets service again. What is the cause and permanent cure for this?
iPhone 3GS
Posted on May 7, 2014 3:13 AM
Q: "Sim Failure"?
Hello cwwright,
Thank you for contacting Apple Support Communities. You might want to take a look at this article to troubleshoot your issue:
iPhone: Troubleshooting No SIM
http://support.apple.com/kb/TS4148
Regards,
Jeff D.