How to Enable Qualcomm Diagnostic Mode

How to Enable Qualcomm Diagnostic Mode
Enable Qualcomm Diagnostic Mode useful for changing the IMEI or repair baseband your phone using QPST or other tools. There are two ways to activate Diag Mode.

Dial Number

Type #*#717717#*#* on dialpad. If this does not work, do the second way.

ADB

  1. Your phone must be rooted.
  2. Enable USB Debugging.
  3. Connect device to computer.
  4. Open Minimal ADB and Fastboot command prompt.
  5. Type adb devices → enter.
  6. adb shell → enter.
  7. su → enter.
  8. setprop sys.usb.config diag,adb → enter.

Terminal Emulator App (APK)

  1. Your phone must be rooted.
  2. Install Terminal Emulator Apk on your phone.
  3. Connect device to computer.
  4. Enable USB Debugging.
  5. Open terminal emulator.
  6. Type su → enter.
  7. setprop sys.usb.config diag,adb → enter.

Qualcomm HS USB Android Diag 901D

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