How do I fix my MMI code on my Sony Xperia?

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 the MMI code on my phone?

(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 MMI code for call forwarding?

Dial *#62# to request status of call diversion on your number when your handset is turned off or has not coverage. Dial *#004# to request status of call diversion on all of the above.

How can I solve MMI code problem?

Ways to Fix the MMI Code Error

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

What does *# 21 * do?

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.

How do I deactivate call forwarding?

Most devices should have settings like those below.

  1. Open the Phone app.
  2. Tap the 3-dot menu button or the 3-line menu button.
  3. Look for “Call Forwarding” or “More settings”
  4. Tap ‘Call forwarding’
  5. Select voice calls.
  6. Make sure all options are turned OFF.

What is the meaning of MMI complete?

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 are Android secret codes?

The Top 11 Android Secret Security Codes You Need to Know

  • *2767*3855# (Wipe Your Device and Reinstall Firmware)
  • *#*#7780#*#* (Run a Factory Reset)
  • *#06# (Check the Device’s IMEI)
  • *#0*# (Activate General Test Mode)
  • *#*#232338#*#* (Displays the MAC Address)
  • *#*#4986*2650468#*#* (Important Firmware Info)