motorola xt1609 verizon can t unlock
 

SigmaKey v.2.29.13 build 01
269568941 Sigma dongle 2.29, Initializing...OK
Pack 1: Activated
Pack 2: Activated
Pack 3: Activated
--------- 2018-12-12 17:01:30 ---------
SigmaKey 2.29.13b1 Qcom: Direct unlock
Motorola QC Diag Port (COM282), Provider: Motorola, Driver ver.: 5.1.0.0, Date: 01/03/2013, USB\VID_22B8&PID_2EC1&REV_????&MI_00
Firmware: MPSS.DPM.2.0.2.c1.21-00008-M8936FAAAANUZM-1.64221.1.65386.2
Date: Aug 11 2016 18:01:15, Jul 30 2016 10:00:00, EAAAANVZ
Software IMEI: 35
Bluetooth address: 000000000000
Unlocking phone.......Unsupported phone model

You need to downgrade modem(file get from boot-loader) then you can unlock this phone.