E5573s-606 unlock...

[fazargsm]

Detecting modem :

selection :
manufacturer - Huawei modems
model - Auto detect (recommended)

Found Applications port COM267

Found modem : E5573s-606
Model : Huawei AuthVer 4 modem (New)
IMEI : 862910032971837
Serial NR. : R3TDU17A09000042
Firmware : 21.316.03.00.393
Dashboard version : WEBUI_17.100.15.00.393_MRE5
Web UI version : WEBUI_17.100.15.00.393_MRE5
SIM Lock status : Locked (Card Lock)
Wrong codes entered : 0 (unlock attempts left : 10)

================================================== =================

Unlocking, please wait ...

AT command error

Error code 37

unlock failed !

[Valdemaras]

It is not supported. All 2x.3xx.. versions are not supported.

[fazargsm]

It is not supported. All 2x.3xx.. versions are not supported.

possible downgrade and unlock??

[Valdemaras]

possible downgrade and unlock??

Not that i would know of any method for downgrade, doubtful.