If the "your phone is not registered on a network" error has popped up on your Android phone, you know how frustrating it can be. Whether you want to call your family ...

Before you blame your carrier or start shopping for a new phone, you should know that you can usually get a stronger signal with a few ridiculously simple tricks. We're talking about things that take ...

An Android SDK update raises questions about the impact of developer verification on users' ability to sideload apps when offline.