Can´t unlock G973U

please, I need your help, I proceeded to unlock this phone, the program says that it is ok, but when I put a sim of another operator, it tells me that the network is blocked, the program tells me that I must enter some codes in the case that the phone asks for them, but the phone does not ask for any code, here the log

Chimera Mobile Phone Utility version: 21.64.1051 @ 2019-07-06
Unlock phone started
Gathering phone info...
Collecting information. Be patient! Do NOT disconnect the phone!
Model: SM-G973U
Sales Code: TMB
Country Code: USA
Timezone: America/Guatemala
Android Version: 9 [PPR1.180610.011] [SDK 28]
Build Date: Mon Apr 22 13:09:16 KST 2019
PDA Version: G973USQS1ASD9 [april 2019, rev9]
Phone Version: G973USQS1ASD9 [april 2019, rev9]
CSC Version: G973UOYN1ASD9 [april 2019, rev9]
Product Code: TMB
HIDSw Version: G973USQS1ASD9/G973UOYN1ASD9/G973USQS1ASD9/G973USQS1ASD9
Board Platform: MSMNILE
Modem Platform: SM8150
Serial Number: RF8M3010QKX
Imei: 352335100587553
Unique Number: 988E4D32504941453634
Connections: AT,MTP
Battery Status: 4.12V (80%)
Network Type: GSM
SIM Status: LOADED
Multisim Config: SS
Knox Version: v30
Warranty Bit: 0
Security Patch: 2019-05-01
Data Encryption State: encrypted
Unlocking...
Unlocking. Be patient! Do NOT disconnect the phone!
If necessary, use the following unlock code: 12345678
Successfully finished.
Finished at local time: [07.06.19 11:30:32]
WorkID: 65285846