LG M150 unlock done but still locked !! ..please help!!

this is the log ...software version of the phone es 20L

Checking phone at COM26
Detected ID: 0000100C (MSM8909)
SW Version: MPSS.JO.2.0.c1.2-00020-8909_GEN_PACK-1.92496.1.104247.1
Reading ESN... OK
Read SPC...
SPC: 000000
Unlock SPC... OK
Backuping RFNV... OK
Backuping Feature Mask... OK
Backuping NV Item... OK
Backuping NV Item SIM1... OK
Backuping NV Item SIM2... OK
Backuping Provisioning Item Files... OK
Phone mode is NORMAL
Switch to DOWNLOAD mode
Phone detected!
Read security zone...
Laf Protocol: 01000005
Model name: LG-M150
Software verion: M15020l
Android verion: 7.0
Target operator: ATT
Target country: US
Chipset: msm8909
IMEI: 353712098837555
Save part1... done
Save part2... done
Save part3... done
Sec zone saved: ..\Backup\M150_353712098837555_03072018_135420.lgs b1
Write security zone...
Erase part1... done
Erase part2... done
Erase part3... done
Reboot...
Phone detected!
Reading QCN file... OK
Checking phone at COM26
Detected ID: 0000100C (MSM8909)
SW Version: MPSS.JO.2.0.c1.2-00020-8909_GEN_PACK-1.92496.1.104247.1
Read SPC...
SPC: 000000
Unlock SPC... OK
Checking paths... OK
Restoring EFS Backup... OK
Restoring NV Items... OK
Restoring NV Item SIM1... OK
Restoring NV Item SIM2... OK
Restoring Provisioning Item Files... OK
Unlock done!
Elapsed: 245 secs. --> (v9.49)

It say ok ..but still the phone locked ...is similar to the case of LS676 with high version , but i dont know if are a modem for this model to make downgrade ... please help ..thks