Remember that success depends on having the correct tool version, proper root access, and adherence to legal guidelines. As Samsung continues to update its security (U3, U4, etc.), always ensure your software is up to date.
where you can find the patched firmware.
If you intended something different, I can help with safe, legal alternatives such as:
Long-press to unlock the bootloader. Note that this step will perform a factory reset. 2. Rooting the Device (Binary 2 Specific)
After the repair is "Done," the phone will have the IMEI, but likely no signal (NG Status). Click in the Z3X Repair tab. The phone will reboot. Troubleshooting Network (NG to OK) n971n u2 imei repair z3x
fails to patch correctly, Chimera Tool is frequently used as a secondary option for the "Patch Cert" step on this specific Korean model.
: Rooting and IMEI repair will trip the Knox counter (0x1), voiding the warranty and permanently disabling features like Samsung Pay and Secure Folder. Firmware Updates
Wait for the process to complete; the phone will automatically reboot. Patch Certificate
In many jurisdictions, altering the IMEI number of a phone is illegal. The Z3X tool is designed only to restore the phone’s original, factory‑assigned IMEI, not to change it to a different number. Always ensure you are complying with local laws. Remember that success depends on having the correct
Unlock the by long-pressing Volume Up while in the power menu's "Device Unlock Mode".
A simple IMEI change will not restore network functionality (4G/5G).
, experiencing an , or having trouble getting Magisk root to stick on Binary 2? Share public link
Re-root using a clean Magisk version and keep the phone screen awake. If you intended something different, I can help
Go to the or Backup tab in Z3X and click Patch Certificate .
Open the dialer and type *#06# to verify the new IMEI matches the one written.
The software automates the complex process of patching the modem, reducing the chances of operator error.
Ensure you are running the latest version with an active smart card activation.