Many cellular data issues are easy to fix on your own. I've outlined a few steps you could try to see if you can get back online. However, if these steps don't work for you, you may need to see a ...

On your iPhone, tap on Settings > General > Software Update and then on the Beta Updates. Select iOS 17 Public Beta and the latest iOS 17.3 public beta version will be available to install.

How to fix Apple Watch cellular that’s not working There’s no single fix for Apple Watch cellular issues, but thankfully, you can do plenty of things to fix it.

Turn on the hotspot on iPhone through Settings > Personal Hotspot. Remember the Wi-Fi password! Connect from a Mac: open the ...

Whenever you don't have cellular service or Wi-Fi, you'll see "SOS" in the corner of your iPhone's screen , indicating that you can use Emergency SOS via satellite to get emergency help.

Relying on Wi-Fi where possible reduced my cellular data load. At times, I found cell data service lagged even when I should have been getting 5G rates from T-Mobile, likely due to coverage gaps.