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The Emergency Calls Only message on your Android phone can be annoying.
look to see if you have accidentally turned off your SIM, triggering Emergency Calls Only.
To turn on your active SIM in Android:
2.
Switch Airplane Mode On and Off
Enabling airplane mode disables all the wireless features on your Android phone.
Swipe down from the top of your screen and tapAirplane modeto turn it on or off.
To change your connection mode:
Note that some connection operators don’t support 2G or 3G connection types.
To change your internet operator on Android:
5.
To reboot your Android phone, press and hold the power button then tapRestartandRestartonce again to confirm the action.
Newer Android devices support Nano SIMs.
Older devices with the standard SIM tray may face contact issues with a Nano SIM and show an error.
If necessary, gently press the SIM card into the tray to align it with the indicated placement.
Once done, reinsert the SIM tray and look to see if your phone detects a data pipe.
If the issue persists, have a go at reset the SIM Toolkit app cache to address the problem.
It runs in the background and enables you to access value-added services, configure prefs, and more.
Clearing the SIM Toolkit app cache can help you resolve web link issues.
To dump the SIM Toolkit app cache:
8.
Performing a internet reset will reset a number of internet-related features to their default tweaks.
To perform a internet reset on your Android:
9.
A factory reset may be necessary if a system configuration issue is triggering the problem.
You canfactory reset your Android phonefrom both the controls and Recovery Mode.
However, the reason for the failure itself can vary.
