The landscape of mobile security has changed significantly. In recent years, Huawei increased its security measures, making it much harder for "offline" calculators to generate codes for newer models (like the P30, P40, or Mate series).
Be careful not to confuse SIM unlocking (to change carriers) with Bootloader unlocking (to install custom ROMs). Huawei officially stopped providing bootloader unlock codes in 2018. The Best Way to Unlock Today The landscape of mobile security has changed significantly
Before you download any "technical solution" from a random site, keep these risks in mind: Huawei increased its security measures
Many sites claiming to offer "free unlock tools" are actually distributing bloatware or viruses. Always scan downloads with updated antivirus software. The landscape of mobile security has changed significantly