--- Huawei Code Calculator -universal Master Code- -

Advanced users use AT commands (e.g., AT^CARDLOCK="CODE" ) via terminal interfaces to input the calculated values.

The process for unlocking a Huawei modem or router using these codes is generally standardized: --- Huawei Code Calculator -universal Master Code-

: A prompt should appear asking for a "SIM Lock Code" or "NCK". Paste the Unlock Code generated in Step 2. Advanced users use AT commands (e