i have telenor huawei e8372 wingle i need to unlok and change imei software also please help me

Found modem E8372
Model : Huawei AuthVer 4 modem (New)
IMEI : 866280026767112
Serial NR. : R7EDU17401005857
Firmware : 21.316.01.04.274
Dashboard version : WEBUI_17.100.15.10.274_RE5
Web UI version : WEBUI_17.100.15.10.274_RE5
SIM Lock status : Locked (Card Lock)
Wrong codes entered : 1 (unlock attempts left : 9)