How To Fix Connection Problem or Invalid MMI Code In Android

Hello, I am having connection problem or invalid MMI Code… I am unable to send or receive calls and text messages. What causes Connection Problem or Invalid MMI Code While different country cell phone providers vary, Invalid MMI Code error is found on mostly dual Sim smartphones. How To Fix Connection Problem or Invalid MMI Code It's simple and effective way to fix Connection Problem or Invalid MMI Code on android phone I am listing this solution first because users had less attention to this, yet it is the simplest and most effective one. App Disabling – there are a lot of users who have found a solution by deleting an app which may have been causing the MMI code error. However, this may not be the case for most people. To find out if there is any app that may have been causing you to get this error, you simply need to go into safe mode on your phone.In this guide, we will be using Samsung Galaxy. What is Safe Mode? Safe mode is very similar to a computer’s safe mode. It does not load any Apps. Basically, it temporarily disables all pre -installed applications and services that came with the phone. How to Enter Safe Mode To enter safe mode and to find out if there’s a culprit app that may be interfering with the network operation of your phone, kindly follow the instruction below. App Like FX Camera is seen to be a treat in most cases. However, to enter safe mode: Turn off your phone Hold the Power button While holding the power button keep tapping on the menu button; this is the button left of the home key. You will be greeted with a safe mode logo at the bottom left of the screen.