LG LM-K420YM Software shows Unlocked, But phone is Locked.
 

LG LM-K420YM is came for unlock.I was done unlock in Z3X LG Software.Software shows unlocked.But when I was inserted sim card,Phone shows network locked.10 Credits are consumed.Please refund the credits to my account.Here is log:

LG 2-3G Tool v9.80
supported models: 1740

Model: LG K420YM
Port: COM3
Operation: Direct Unlock

Checking Login and Password... OK
Ballance: 49 crd.
You have 49 credit(s) left. This operation takes 10 credits.Continue? Yes
Laf cmd info: send LAF_CMD_HELLO, retry #1
Laf cmd info: send LAF_CMD_HELLO, retry #2
Laf cmd info: send LAF_CMD_HELLO, retry #3
Laf cmd error: LAF_CMD_HELLO could not write.
Elapsed: 5 secs. --> (v9.80)

Laf cmd info: send LAF_CMD_HELLO, retry #1
Laf cmd info: send LAF_CMD_HELLO, retry #2
Laf cmd info: send LAF_CMD_HELLO, retry #3
Laf cmd error: LAF_CMD_HELLO could not write.
Elapsed: 5 secs. --> (v9.80)

Model: LG K420YM
Port: COM42
Operation: Direct Unlock

Checking Login and Password... OK
Ballance: 49 crd.
You have 49 credit(s) left. This operation takes 10 credits.Continue? Yes
Laf cmd info: send LAF_CMD_HELLO, retry #1
Laf cmd info: send LAF_CMD_HELLO, retry #2
Laf cmd info: send LAF_CMD_HELLO, retry #3
Laf cmd error: LAF_CMD_HELLO could not write.
Elapsed: 5 secs. --> (v9.80)

Model: LG K420YM
Port: COM43
Operation: Direct Unlock

Checking Login and Password... OK
Ballance: 49 crd.
You have 49 credit(s) left. This operation takes 10 credits.Continue? Yes
Laf cmd info: send LAF_CMD_HELLO, retry #1
Laf cmd info: send LAF_CMD_HELLO, retry #2
Laf cmd info: send LAF_CMD_HELLO, retry #3
Laf cmd error: LAF_CMD_HELLO could not write.
Elapsed: 5 secs. --> (v9.80)

Model: LG K420YM
Port: COM42
Operation: Direct Unlock

Checking Login and Password... OK
Ballance: 49 crd.
You have 49 credit(s) left. This operation takes 10 credits.Continue? Yes
Laf cmd info: send LAF_CMD_HELLO, retry #1
Laf cmd info: send LAF_CMD_HELLO, retry #2
Laf cmd info: send LAF_CMD_HELLO, retry #3
Laf cmd error: LAF_CMD_HELLO could not write.
Elapsed: 5 secs. --> (v9.80)

Model: LG K420YM
Port: COM43
Operation: Direct Unlock

Checking Login and Password... OK
Ballance: 49 crd.
You have 49 credit(s) left. This operation takes 10 credits.Continue? Yes
Laf cmd info: send LAF_CMD_HELLO, retry #1
Laf cmd info: send LAF_CMD_HELLO, retry #2
Laf cmd info: send LAF_CMD_HELLO, retry #3
Laf cmd error: LAF_CMD_HELLO could not write.
Elapsed: 5 secs. --> (v9.80)

Model: LG K420YM
Port: COM45
Operation: Direct Unlock

Checking Login and Password... OK
Ballance: 49 crd.
You have 49 credit(s) left. This operation takes 10 credits.Continue? Yes
Model name: LM-K420YM
Software verion: K420YM10s
Android verion: 10
Target operator: LAO
Target country: COM
Chipset: mt6765
IMEI: 356590110670510
Serial: 125FD026VX1404T9I
Reading data from phone... OK
Searching server... OK
Waiting for server answer... OK
Executing... OK
Rebooting... OK
Waiting phone... OK
Phone found at COM45
Model name: LM-K420YM
Software verion: K420YM10s
Android verion: 10
Target operator: LAO
Target country: COM
Chipset: mt6765
IMEI: 356590110670510
Serial: 125FD026VX1404T9I
Reading data from phone... OK
Executing... OK
Done
Elapsed: 70 secs. --> (v9.80)

https://i.postimg.cc/DfRkRcLw/Snap2.png

Hello. Refunded. Currently this firmware not supported.