Why is my iphone has Cellular Issue Detected
Why is my iphone has Cellular Issue Detected? What are the ways to fix this issue
iPhone 7, iOS 15
Try first to optimize the range of the mobile network, see this Apple article:
If you see No Service or Searching on your iPhone or iPad
If you see No Service or Searching on your iPhone or iPad - Apple Support
👉. If you still don't have a 'service' after that, see -> iPhone 7 Repair Program for "No Service" Issues
iPhone 7 Repair Program for "No Service" Issues - Apple Support