E-SIM-only phones offer instant carrier switching and multiple profiles, but setup and international travel challenges limit convenience for many users.

eSIM vs. SIM An eSIM offers certain pros and cons compared with a physical SIM. Rather than having to deal with a SIM card to activate your primary carrier, you can do it yourself from the phone's ...

Changing carriers can be exciting. You might get to pick up a new phone, or maybe you want better coverage in your home area. Either way, you have to know how to get set up. Each carrier tackles SIM ...

Do you get the error message “No SIM Card Detected” or “No SIM Card Installed” after inserting a SIM card into your phone? This problem often occurs when you ...

When an Android phone shows “Not Registered on Network,” it means the device is unable to communicate with the carrier’s ...

Today’s Android phones are significantly more advanced than they were just a few years ago, but one thing hasn’t changed: the need for a SIM card. Every phone needs a physical or eSIM card to make ...

Stephen is an author at Android Police who covers how-to guides, features, and in-depth explainers on various topics. He joined the team in late 2021, bringing his strong technical background in ...

Your phone's SIM card allows the device to make calls, send texts, and connect to the internet. The SIM card provides a phone number that identifies your device on the carrier's network, whether it's ...

Although cell phones have changed significantly in the last few decades, they still need a SIM. Some phones have moved to eSIMs, but many still use physical SIM cards. If you have a working phone, ...

Through SIM-swap or duplicate SIM fraud, fraudsters can gain control of your number and obtain all incoming OTPs. Simply put, ...