Make sure your iPhone isn't on Airplane Mode because it turns off cellular and Wi-Fi services. Restarting your iPhone can ...

Several iPhone 17 Pro users are reporting that their cellular connection drops unexpectedly, cycling between 5G, No Service, and SOS. This issue appears related to the modem firmware and can usually ...

When your iPhone iPhone 17 shows ‘No Service,’ ‘Searching…’ or ‘Invalid SIM,’ you lose cellular connectivity entirely. This can be due to SIM card problems, carrier settings, or software glitches.

The "could not activate cellular data network" error means your iPhone won't be able to use the mobile data you're paying for. Fixing it likely entails turning the ...