To use these codes, you do not need any third-party software. Open the default or Dialer app. Access the dial pad.
: Enables or disables the software check for Voice over Wi-Fi, which can help troubleshoot calling issues. Advanced Diagnostic & Engineering Modes how to use secret codes on xiaomi 11t pro work
: Shows deep technical info about your Wi-Fi connection and SIM cards. To use these codes, you do not need any third-party software
Most menus will open automatically as soon as you type the final character. Essential Utility Codes To use these codes