N971n U2 Imei Repair Z3x 'link' -
for the Z3X tool to modify the IMEI and patch the certificate. Key Technical Pros & Cons
The phone must be charged to at least 60% and all security locks (pattern, fingerprint, etc.) should be removed. n971n u2 imei repair z3x
Dial *#06# to verify the current status (should show "Invalid" or "0000" if damaged). for the Z3X tool to modify the IMEI