If you have a SIM card PIN enabled on your phone to access data on the SIM card, but you repeatedly enter it incorrectly, the SIM card may lock you out from further attempts. You can reset the SIM ...

One common issue that some users face is their new phone not accepting their SIM card, requiring an unlock code. We will cover various methods to obtain the unlock code and troubleshoot your SIM card ...

One of the standout features of Android Q, the next major release of Google's popular mobile operating system, is a system wide dark mode that got skipped over in Android P. A legion of users is sure ...

After you purchase and use your cellphone for an extended period of time, you can change networks. However, the phone that you're currently using may not be offered on that network. If you wish to ...

In this guide we’ll show you how to SIM unlock the Galaxy S9 so you can use it on different carrier networks. That way if you bought the Galaxy S9+ from AT&T, you can still take it to T-Mobile if you ...

Do you need to SIM unlock the Galaxy S8 or Galaxy S8+ for use on another carrier or network? If so, today we’ll show you how. Our guide will explain the many different ways to unlock the Galaxy S8.

A total of four commits were posted to various parts of Android’s Gerrit source code management and they show network carriers will be getting more fine-grained control over which networks devices ...

(Subscriber Identity Module lock) A function in GSM cellphones that restricts the phone's use to a particular cellular carrier identified by a SIM card. SIM locks are used to ensure subscribers finish ...

GSM phones can be "locked", that is made to accept only SIM cards belonging to a specific network. Typically, this is done so that phones will work only on the network of the carrier. SIM-locked ...