If cellular data is not working on your iPhone, there are several ways to potentially resolve the issue.

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, ...

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 ...