Nuacht

If your Android phone is showing a "No SIM Card Detected error", then you can't connect to your wireless carrier network. Here's how to fix it.
When that happens, you might see the "your phone is not registered on a network" on your screen, which means your SIM card can't connect to your wireless provider's network.
If you don't spot a connection in the status bar, try ejecting the SIM card tray and inspecting it and the SIM card for any damage. Reinsert it and reboot your phone to see if you have network ...
Google Fi has now acknowledged and fixed the SIM card issues subscribers were reporting. Some users have now been sent a $60 credit.