How to Enable Qualcomm Diag Mode Port For Qualcomm Phones


Enable Qualcomm Diagnostic Mode Useful for Repair IMEI or Repair Baseband your phone using QPST or other tools.

1st Method Dial Number :
  • Type #*#717717#*#* on dialpad. If this does not work, do the second way.

2nd Method ADB Mode :
Type :
adb devices → Enter
adb shell → Enter
su → Enter
setprop sys.usb.config diag,adb → Enter


How to Enable Diagnostic Mode | Diag Port

On ZTE :
First Enable Hidden Menu :
>> *ZTE*OPENEM# (*983*673636#) Opened Quick Pop-Up.
>> Diag mode: *983*87274#
>> To close: dial *ZTE*CLOSEEM# (*983*2567336#)

On Xiaomi | Mi :
Enable Diagnostic Mode | Diag Port Code :
*#*#717717#*#*
*#*#13491#*#*

On Lenovo Vibe Z K910
Enable Diagnostic Mode | Diag Port Code :
*#*#8899#*#*

On ZTE Nubia Z7 Max/Mini
Enable Diagnostic Mode | Diag Port Code :
*#7678#

On Huawei
Enable Diagnostic Mode | Diag Port Code :
*#*#2846579#*#*

On OPPO
Enable Diagnostic Mode | Diag Port Code :
*#801# > Enable Engineer Mode Toggle

On VIVO
Enable Diagnostic Mode | Diag Port Code :
*#585#
*#588#
*#558#