Android Not Recognizing SIM Card? Steps to Fix
Phone shows No SIM, SIM not detected, or No service.
Phone shows No SIM, SIM not detected, or No service.
Screen flickers, flashes, or brightness changes rapidly.
Location inaccurate or GPS fails in apps like Maps.
Notifications from apps do not appear, arrive late, or never show at all.
Apps fail to work because required permissions are denied or missing.
Phone shows Storage full even after deleting files.
Keyboard does not pop up when typing.
Phone freezes during normal use and becomes unresponsive.
You forgot your PIN, pattern, or password and cannot unlock the phone.
Internet works but feels unusually slow.