HUAWEI E5577 Write error

[Donrico]

hi, pls help me. Here the log :
2016.05.06. 17:43:39 Starting to write device... Validating file... File to write: C:\HUAWEU E5577 UNLOCK\Huawei_E5577s_321_Firmware_21.180.99.03.00_ general_SIGNED.dgtks File version: 21.180.99.03.00 Looking for attached port... Attached port found: COM26 Changing device to download mode... USB Device REMOVAL Type: USB kompozit eszköz VidPid: Vid_12d1&Pid_1442 Instance id: 5&29e5f2a8&0&4 USB Device INSERTION Type: USB kompozit eszköz VidPid: Vid_12d1&Pid_1442 Instance id: 5&29e5f2a8&0&4 Device has signed firmware Device found Preparing to write... Device Product: HUAWEI BV7R11EC1 Writing file 1 of 10... Error downloading file 1 of 10 Error writing software 2016.05.06. 17:44:50 Writing device finished with ERROR

[Vincentas]

Then it means device is not compatible with this firmware and you can not write it.

[Donrico]

ok, but how to unlock this ?

[Valdemaras]

https://www.dc-unlocker.com/huawei-e5577321-zain-unlock-guide