For the V5 Calculator, offline computation is virtually non-existent for the general public. The security is robust enough that brute-forcing the algorithm is computationally impractical for a standard PC.
: Tools like the Codes Calculator for Huawei on Google Play provide a user-friendly interface for mobile-based unlocking. WORK- Huawei New Algo V4 And V5 Unlock Code Calculator
That was the last easy unlock.
If you want to try the only functional "online calculator" for V5: For the V5 Calculator, offline computation is virtually
offer remote unlocking services for newer Huawei phones and modems. These are not instant and typically take 5–14 business days to process. Google Play General Unlocking Steps For the V5 Calculator