There are two types of phones—those locked to a carrier and those free to use whatever carrier they want. There will come a time when you need to know which one your phone is. Thankfully, you'll have ...

Looking at the back of your phone should normally give you the manufacturer name or logo and sometimes it will also state the phone's model, but it usually won't have the full model number. There are ...

Parth is a technology analyst and writer specializing in the comprehensive review and feature exploration of the Android ecosystem. His work is distinguished by its meticulous focus on flagship ...

If you've ever called your carrier's customer service to activate a prepaid SIM card or troubleshoot a malfunctioning Android SIM card or iPhone SIM, then you've likely needed your ICCID number. The ...

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 ...