In the last 12 months, the ZTE MC801A has received critical security updates (e.g., B13, B16, B20). These updates specifically patch the "IMEI change hole."
Connect the MC801A to a separate OpenWRT or GL.iNet router. That second router can mask traffic and rotate MAC addresses. The carrier only sees the MC801A’s IMEI, but traffic analysis fails. zte mc801a change imei
Save a copy of your router's original .qcn (Qualcomm Calibration Network) file to a safe location on your computer. This file contains your original IMEI, MAC addresses, and critical radio frequency calibration data. Step 3: Modifying the IMEI Value In the last 12 months, the ZTE MC801A
Even if you ignore the legal peril, the technical process itself is fraught with danger. The carrier only sees the MC801A’s IMEI, but
Most modern firmware versions reject these commands with ERROR . Some older revisions (firmware before B12) may allow it. If successful, you must AT+CFUN=1,1 to reset the radio.
Before we proceed, you must be fully aware of the significant risks: