xt1540 downgrade unlock

SigmaKey 2.17.01b1 Qcom: Direct unlock
Motorola QC Diag Port (COM12), Provider: Motorola, Driver ver.:, Date: 07/11/2011, USB\VID_22B8&PID_2EC1&REV_????&MI_00
Firmware: MPSS.DPM.2.0.2.c1.8-00041-M8936FAAAANUZM-1
Date: Oct 29 2015 06:09:40, Oct 26 2015 05:00:00, EAAAANVZ
IMEI: 3541
Bluetooth address: 000000000000
Unlocking phone…….
This baseband version is not supported. Try downgrading it.
Read the manual at the official site Sigma – MTK, Qualcomm, Broadcom, TI OMAP based flashing, unlocking, repair IMEI solution for details.
please held with the modem o the file