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False. The SIM unlock code calculator has nothing to do with bootloader unlocking. Bootloader unlock codes for Huawei were discontinued in 2018.
The calculator v3 was designed for phones running on older chipsets (e.g., Qualcomm MSM7225, MSM8225, or early Huawei HiSilicon K3V2). These phones typically shipped with Android 2.3 to 4.4. For any Huawei or Honor phone released after 2016 (e.g., P9, P10, Mate 9, Mate 10, Honor 8, etc.), the v3 calculator will not generate a valid code. huawei unlock code calculator v3 download updated
Professional GSM technicians use boxes like Octopus Box, HCU Client, or SigmaKey to unlock Huawei phones via a direct USB connection. This method works where code generation fails, especially on newer HiSilicon Kirin chipsets. The calculator v3 was designed for phones running
Pros: Works on almost all Huawei/Honor models up to 2021.
Cons: Costs $100–$200 for the box, requires technical knowledge, and risks bricking the phone if done wrong. Professional GSM technicians use boxes like Octopus Box,