The phone must be rooted via Magisk. Connect it to the PC, open an ADB shell, and run: su setprop sys.usb.config diag,adb Use code with caution.
After the process is completed, unplug the phone and reboot it. Method 2: Restoring NVRAM/EFS via TWRP repair imei poco x3 nfc
To allow your computer to communicate with the secure NV partitions, you must enable Diag Mode. Enable via Developer Options on your phone. Connect the phone to your PC via a USB cable. The phone must be rooted via Magisk
The correct (ensure it matches your region: Global, Europe, India, etc.). An unlocked bootloader. Step-by-Step Instructions Power Off the Device: Turn off your Poco X3 NFC completely. open an ADB shell