How to Enable Qualcomm Diagnostic (Diag mode) Port

Hi guys, if you want to learn how to enable Qualcomm diagnostic (Diag Mode) port then you follow some of the below terms, which will enable you to easily enable the Qcom diag/diagnostic port of your phone.

Hi guys if you want 2 learn about, How to enable Qualcomm Diagnostic mode/Diag port (90AD, 9291, 27gc, 922d etc) for write qcn, restore qcn and restore efs from QPST Qfil tool, Umt Dongle QcFire, Miracle and other box or dongle. Although there are many ways to enable the diagnostic port, but only two methods are mentioned in this article which works in almost all the Qualcomm models.

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❶ Mathod Type

Type *#*#717717#*#* OR *#*#13491#*#* in Dial Paid. If this mathod does not work then try 2nd mathod

Second method will only work in rooted devices. If your phone is not rooted, then second method will not work. alert-info

❷ Mathod

Enable USB Debugging.
Connect device to computer.
Open Minimal ADB and Fastboot command prompt.
Type adb devices and press enter.
And if you showing allow to adb then tick mark allow on your phone for adb configuraon.
Type adb shell and press enter.
Type su and press enter.
Type setprop sys.usb.config diag,adb and press enter.