If you are trying to accomplish a specific task, consider these official or safer alternatives:
: Use the official Android SDK Platform-Tools to run ADB commands. Run Commands : Open a terminal and enter: adb shell su (Grant superuser access on your phone) setprop sys.usb.config diag,adb universal android diag enabler download
Activating Diagnostic Mode grants deep access to the modem firmware. write data to your device unless you have a full backup of your EFS partition. Modifying IMEI numbers is illegal in many jurisdictions; ensure you are only using this tool for legitimate repair and recovery purposes. Troubleshooting If you are trying to accomplish a specific
Almost all universal Diag tools require your device to be Rooted (via Magisk) because they need to modify the sys.usb.config property in the Android system. 🛠️ Common Ways to Enable Diag Mode Modifying IMEI numbers is illegal in many jurisdictions;
: "Diag Mode" (Diagnostic Monitor) is usually device-specific and often requires Qualcomm-based hardware