Question marked as Best reply User profile for user: Eric Root Eric Root User level: Level 10 684,135 points Apr 23, 2021 7:10 AM in response to praneet84 See if anything here helps. iPhone - If you see 'invalid SIM' or 'no SIM' on your iPhone or iPadiPhone – Won’t activate. iPhone/iPad - No Service or Searching. iPhone - If you can't make or receive calls Show more Less Reply Link