If you bought the phone second-hand or don't want to deal with carrier customer service, professional unlock servers can generate the V5 code using your IMEI.
Usually takes anywhere from a few minutes to 24 hours. Steps to Unlock Your Huawei Using the V5 Code huawei factory unlock code v5
If you cannot find a working V5 code for your specific model, here are alternative paths: If you bought the phone second-hand or don't
: When prompted for a SIMLOCK Code or NCK , enter the 16-digit code you received. enter the 16-digit code you received.