My iPhone 12 has no signal: how to fix it

True, the bare minimum issue of having no signal just after setting up your new iPhone 12 couldn’t be more frustrating. It’s an absolute issue that needs to be addressed straight away or else everything else fails. An iPhone that displays ‘No Service’ in the status bar means that no voice call or messages can be sent or received.

So, what should you do when your phone shows ‘Searching’ or ‘Without Service’ prompt? Here’s a quick fix to that.

  1. Enable/Disable Airplane Mode
  • Go to Control Centre
  • Enable Airplane Mode for few seconds, then disable it.
  • Check the status bar, the signal should be back.


  1. Restart
  • Press and hold either volume button and the side button until the slider for power off appears.
  • Turn off your iPhone 12
  • To turn you iPhone 12 back on, press and hold the side button (on the right side of your iPhone) until you see the Apple logo.


  1. Check/Dust-Proof SIM Card
  • Turn off your iPhone 12
  • Eject the SIM card and dust-off/clean it gently
  • Insert the SIM card back and connectivity should be back


  1. Disable 5G
  • Go to Settings
  • Scroll down to Cellular and tap cellular Data Options
  • Open Voice & Data and select LTE


  1. Disable Data Roaming
  • Go to Settings
  • Scroll down to Cellular and tap cellular Data Options
  • Disable Data Roaming


  1. Erase and Restore iPhone 12 with iCloud


Backup iPhone 12 with iCloud

  • Go to Settings > Open [your name] > iCloud > iCloud Backup
  • Turn on the iCloud Backup button > Click Back Up Now


Erase and Restore iPhone 12 with iCloud

  • Go to Settings > General > Reset
  • Click on Erase All Content and Settings option.
  • You will be prompted to either updated iCloud Backup or directly start the erasing process. If you had done the backup, click Erase Now.


  1. Update to the latest version of iOS (iOS 14.2)
  • Go to Settings
  • Click General
  • Click Software Update
  • Click Download and Install (Choose iOS 14.2


Does the above hacks solved the issue? These have been tried and tested so hopefully they can be useful to you.

Here are other articles that you may be interested:

5 iPhone 12 connectivity problems and 5 solutions

iPhone 12 Stuck on Apple Logo : How to fix it.

Iphone 12 Not Ringing: How to Fix it

iPhone 12 Yellow Screen: How to fix it

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