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Troubleshooting

Mobile data not working? Find your symptom below and follow the fix.

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Moderate~10 miniOSAndroid
Can't Make Calls but Data Works: How to Fix ItDiagnose and fix the problem when mobile data works but calls won't connect.
Moderate~10 miniOSAndroid
Mobile Data Keeps Disconnecting: How to Fix ItStop mobile data from dropping repeatedly with these targeted fixes.
Moderate~10 miniOSAndroid
Wi-Fi Calling Not Working: How to Fix ItGet Wi-Fi calling working again on iPhone and Android, with carrier-specific tips.

When your phone won't connect, you don't want a lecture. You want the fix, in the right order, starting with the thing most likely to work.

That's how these guides are built. Each one takes a specific symptom — no data after a SIM swap, picture messages that won't send, calls that drop while data keeps running — and walks you through the fixes from "most likely" to "last resort." Find your symptom below and start at the top. Most problems are solved within the first couple of steps.