How to lock your SIM on Android

Your phone's SIM card allows the device to make calls, send texts, and connect to the internet. The SIM card provides a phone ...
Android Authority

First look: Here's how Android's cool automatic SIM lock protection works

The latest Android Canary build includes an automatic SIM lock protection feature. This feature saves you from having to enter your SIM card’s PIN when rebooting your phone. This comes several weeks ...