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
Enter *#*#6484#*#* → “LCD Test”. Cycle through red, green, blue, and gray screens. Look for uneven brightness or dead pixels.
Here’s a step-by-step guide to using on the Xiaomi 11T Pro .
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
Enter *#*#6484#*#* → “LCD Test”. Cycle through red, green, blue, and gray screens. Look for uneven brightness or dead pixels.
Here’s a step-by-step guide to using on the Xiaomi 11T Pro .
