The phone must not be reported lost, stolen, or flagged for fraud. 2. Use Established Online IMEI Unlocking Services
In 2018, Huawei announced it would no longer provide bootloader unlock codes. Simultaneously, they patched the algorithm that the v3 calculator exploited. For newer devices (EMUI 8+ / Android 8+), the calculator is useless. Therefore, most legitimate developers stopped distributing it. huawei unlock code calculator v3 download high quality
ket-c/huaweiv3calculator: Calculate the unlock code ... - GitHub The phone must not be reported lost, stolen,