LG K420 not unlock

Operation : Identify [ v1.03 ]

1. Power Off Phone , Remove battery , Insert back
2. PRESS and HOLD VOLUME UP KEY!
3. Insert USB cable, wait until Download mode screen will appear

Wait for phone...
Connection opened successfully!
Waiting for loader ...
Handshake passed!
Collect info...

Running : MiniOS 3.0 , ver.1.1 , with proto ver.01000006
HWInfo : BaseBand : MSM8909
HWInfo : ChargeLv : 92%
HWInfo : MEM_INFO : Q316AB , MEM_LEN : 0x01D1F000 [eMMC 16 GiB]
DevInfo : Model : LG-K428 , Type : K42820h
DevInfo : ANDROID 7.0
DevInfo : PSN : CH33S160513007844 , PID : LGK428b6ca96b7
DevInfo : IMEI : 357795071416147
DevInfo : SecMode : S , Build : U , RCT : 000F4240
SWInfo : SWver : V20h , SW : LGK428AT-01-V20h-310-260-NOV-02-2017-ARB01+0
SWInfo : FacSW : LGK428AT-00-V20h-TMO-US-NOV-02-2017-ARB01+0
RegInfo : Region : US , Provider : TMO

Prepare passed, mode 0x01
Boot done!


SWVersion : LGK428AT-00-V20h-TMO-US-NOV-02-2017-ARB01+0

Done!
Elapsed: 00:00:52

Operation : SP Unlock [ v1.03 ]

1. Power Off Phone , Remove battery , Insert back
2. PRESS and HOLD VOLUME UP KEY!
3. Insert USB cable, wait until Download mode screen will appear

Wait for phone...
Connection opened successfully!
Waiting for loader ...
Handshake passed!
Collect info...
Prepare passed, mode 0x01
Boot done!


Info : Device is not supported yet!
Device not supported for selected operation!

Reconnect Power/Cable!
is there any way to unlock this lg with infinity