How to fix cellular data not working

marleion wrote:

What can I do to fix my cellular data from not working

Follow the 3R 's- if a restart does not solve your problem proceed ....

Have you shutdown & restarted the iPhone ie power off/on...

https://support.apple.com/en-us/HT201559

Reset or a Force Restart,

https://support.apple.com/guide/iphone/force-restart-iphone-iph8903c3ee6/ios

Restore from backup, restore as new device.

https://support.apple.com/en-us/HT201252

no resolve—

Settings>General>Transfer or Reset iPhone>Reset>Reset Network Settings <—————————RESET

https://support.apple.com/en-us/HT201415

Manually update your carrier settings on your iPhone or iPad

https://support.apple.com/en-us/109324

If you still have an issue call your Cell carrier and they can Reprovision your device remotely