Seeing a SIM Not Provisioned error message on your Android phone can be extremely annoying. Here's what's causing it, and how you can quickly fix it.

Stephanie Barnes has been writing about technology for almost a decade. She fell in love with tech after building her first PC as a little girl. She later followed that passion to become a ...

iPhone users have reported that their device is stuck on “SOS mode,” preventing them from making calls or sending text messages amid a major cell phone outage Thursday affecting thousands of users ...

Your iPhone's status bar is a helpful dashboard that provides a glance at the vital signs of your smartphone. You're probably used to seeing the Wi-Fi and cellular data icons in this indicator field, ...

iPhones are great at many things, but saving mobile data isn't one of them. If you often run out of data, here are a few key settings you should change to reduce how much data your phone uses. The ...

Wi-Fi Assist can help you with weak Wi-Fi coverage for your iPhone or cellular-equipped iPad by switching to cellular data when the current Wi-Fi network isn’t performing consistently. But what about ...

1. Go to Settings > Cellular (or Mobile Data, depending on your region). 2. Scroll down to find the Mail app (might need to expand and Show All apps first). 3. Ensure the toggle next to Mail is turned ...

Apple won't face a class action lawsuit over iOS 13's alleged cellular data use without user permission soon — but the suit isn't completely done yet. A federal judge has rejected a proposed class ...