Unlock code for E1550

[Indy]

Hello friend nnm

I could not do it, maybe I am doing something wrong, or maybe I need to downgrade some firmware, I don't know, could you please help me?

I try all the codes and dont unlock.

"
Found Phone, Phone Info:
- Manufacturer :huawei
- Model :E1550
- Revision :11.608.13.01.00
- Phone IMEI :358811038871255


Send Unlock Command... ERROR

Found Phone, Phone Info:
- Manufacturer :huawei
- Model :E1550
- Revision :11.608.13.01.00
- Phone IMEI :358811038871255


Send Unlock Command... ERROR

Found Phone, Phone Info:
- Manufacturer :huawei
- Model :E1550
- Revision :11.608.13.01.00
- Phone IMEI :358811038871255


Send Unlock Command... ERROR

Found Phone, Phone Info:
- Manufacturer :huawei
- Model :E1550
- Revision :11.608.13.01.00
- Phone IMEI :358811038871255


Send Unlock Command... ERROR

Found Phone, Phone Info:
- Manufacturer :huawei
- Model :E1550
- Revision :11.608.13.01.00
- Phone IMEI :358811038871255


Send Unlock Command... ERROR"