If you are facing mobile data not working issue on your iPhone 14/14 Plus/14 Pro/14 Pro Max, here are a few solutions that you may try:
Tips to Fix iPhone 14 Mobile Data Not Working Issue
Perform the following tips to fix Mobile data connectivity issue on your iPhone 14/14 Plus/14 Pro/14 Pro Max:
1. Disable Airplane Mode
In the Control Center, check if the Airplane Mode is active. If yes, tap on it to disable it.
2. Ensure Cellular Data is Active
In the Control Center, check if Cellular Data is enabled. The icon must be green. If not, tap on it to turn it On.
3. Manually Search Network
Go to Settings » Cellular » Network Selection » Turn off Automatic. Let the phone search for network. If your carrier shows up, tap to select.
4. Check Date & Time
Incorrect date and time settings can be a problem. To fix it, follow the steps: Settings » General » Date & Time » Set Automatically.
Now restart your phone.
5. Turn Off Wi-Fi Calling
Wi-Fi Calling can interfere with cellular services. To turn off Wi-Fi Calling follow the steps: Settings » Cellular » Wi-Fi Calling Wi-Fi » Calling on This iPhone (Turn it Off).
If your carrier doesn’t support it, you may not see the option.
6. Reinsert SIM
Take out the SIM card and wipe it with a lint-free dry cloth and reinsert it. No check the connection.
7. Check Data Allowance
Check your data allowance in your carrier’s official app. If you have no active data plan, you will need to recharge.
8. Update Phone Software
Check for available software updates through Settings » General » Software Update. If available, download and install.
9. Reset Network Settings
Resetting network settings can remove all DHCP settings and cache and reset everything. Reset your phone (check Solution #7 under Wi-Fi issues) and then check whether mobile data is working or not.
10. Reset Your Phone
Factory resetting your iPhone can solve almost all issues unless it is a hardware problem. Try a factory reset (check Solution #10 under Wi-Fi issues).
If nothing is working, call your carrier. If they say it is a hardware issue, contact Apple’s service center.