N971n U2 Imei Repair Z3x [work] -

: Power off the device. Hold Volume Up + Volume Down and connect it to a PC. Long-press Volume Up to unlock the bootloader (Note: This wipes all data). Root with Magisk : Download the official firmware matching your build. Extract the AP file and transfer it to the phone.

If the phone shows "Status: NG" in the service menu ( *#0011# ), the Patch Certificate step is required to fix the signal. n971n u2 imei repair z3x

Power on the device and connect it to your PC via a high-quality USB cable. Select the model in the Z3X software. IMEI Repair Navigate to the tab in Z3X. : Power off the device

: Connect the phone via a high-quality USB cable and grant the RSA fingerprint prompt on the phone's screen. 2. IMEI Repair in Z3X Samsung Tool Pro Select Model : Open Z3X Samsung Tool Pro and select from the model list. Repair Tab : Navigate to the Enter IMEI : Input the valid IMEI number into the IMEI field. Execute Repair : Click the Root with Magisk : Download the official firmware

When an SM-N971N loses its IMEI (usually due to a failed firmware update, corrupted EFS, or incorrect root attempt), the device shows:

The Z3X Samsung Tool (version 4.0 or higher) remains one of the most reliable professional boxes for Samsung Qualcomm repairs. For the , the tool supports the following key features: