What is Telstra invalid MMI code?

What is Telstra invalid MMI code?

Re: “Connection problem or invalid MMI code” This can sometimes happen when the number you are trying to dial has an * at the beginning or a # at the end. Please try manually dialing the number or editing your contact if it has either of these characters within it.

How do I fix invalid MMI code?

Several different methods exist to fix the “Connection problem or invalid MMI code” on an Android device.

  1. Restart the Android Device. The first way to try to fix an invalid MMI code would be to restart the smartphone.
  2. Modify the Prefix Code.
  3. Activating Radio and Turning on IMS over SMS.
  4. Check Network Settings.

What is valid 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).

How do I cancel my MMI code?

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

What does USSD code running mean?

A USSD code is entered into phones to perform actions. They are mainly used by network operators to provide customers with easy access to pre-configured services, including call-forwarding, balance inquiries and multiple SIM functions. These shortcuts are also used by many manufacturers to control system functions.

How do I get my MMI code?

Here are the steps to be followed: dial *#*#4636#*#* in the dialer>navigate to Phone Information>click on ‘Run Ping Test’>Once the ping test is performed>click on ‘Turn Off Radio’>now click on ‘Turn on IMS over SMS’. Finally, Reboot your phone. This must solve your issue.

What is a MMI code *# 21?

*#21# tells you the status of your unconditional (all calls) call forwarding feature. Basically, if your cell phone rings when someone calls you — this code will return no information to you (or tell you that call forwarding is off). That’s it.

What does MMI code *# 21 mean?

We rate the claim that dialing *#21# on an iPhone or Android device reveals if a phone has been tapped FALSE because it is not supported by our research.

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