How do I turn off MMI code?

Responses

1. Dial #21#.
2. Push the Call, Send, Talk, or Receiver icon.
3. Your wireless device displays a confirmation message when Call Forwarding deactivates.

What is my MMI code?

(Man Machine Interface code) A cellphone code that begins with a star/hash (*#) prefix. MMI codes are entered like telephone numbers to obtain a variety of information as well to enable and disable various actions. For example, entering *#06# on a GSM phone displays the model and serial number (see IMEI).

What is the MMI code of Samsung?

Every code that you enter over your phones keypad that contains asterisk (*) or hash (#) characters is an MMI code. MMI stands for Man-Machine-Interface. Even though most of these MMI codes look pretty similar, they fall into different groups with completely different actions.

What does MMI code *# 21 mean?

call forwarding
According to tech magazine How-To Geek, dialing this code shows whether or not call forwarding is enabled on the device — not whether it’s been hacked. How-to Geek described the *#21# feature as an “interrogation code” that allow users to view their call forwarding setting from the phone app.

Why is my MMI code invalid on my Android phone?

Every now and then, you may run into the Connection Problem or Invalid MMI Code pop up error on your Android device. This generally happens when a user is trying to send an Man-Machine-Interface code, aka MMI code. What is a MMI code you ask?

Are there any ways to fix MMI code?

TheSamsunggalaxyvariants are extremely popular and, wehavewrittensomeofthesimplestandhelpfulsolutionsfor various issues. Whilethereareplenty of common errorsontheSamsungGalaxy, oneoftheproblemsthatreallycaughtourattentionand,whichwasfoundtobethemostdifficultwas the ConnectionProblemorInvalidMMICode. Here is what the user said: 

How does MMI work on a cell phone?

First, the MMI code is processed by your phone. The phone then checks whether the MMI code is an internal command; if not, the phone then sends it to the network or your service provider. Your service provider’s network computers then reads the code and sends the message back to your phone.

Is there an invalid MMI code on Samsung Galaxy’s duos?

While different country cell phone providers vary, Invalid MMI Code error is found on mostly dual Sim smartphones, such as the Samsung galaxy S Duos. I am listing this solution first because users had less attention to this, yet it is the simplest and most effective one.