HELP ! Sim Unlock Fail

[Sayeemsunny]

UNLOCK SIM (ICCD) Product Type : iPhone6,1
OS Verison : 12.5.5
Serial Number : F2LM9TYRFFDN
IMEI : 358805057096737
MEID : 35880505709673
SIM Status : kCTSIMSupportSIMStatusReady
Device ID : 492801db2f736f7eba1e3c6b6a0f9a907db2dfa9
Checking lastest OS verion... OK
Lastest OS version : 15.4.1
Lastest OS build : 19E258
Initializing... OK
Connecting to device... OK
Reading OS version... OK
Current OS Version : 12.5.5
Preparing... OK
Unlocking SIM... FAIL
UNLOCKTOOL 2022.04.01.0
Elapsed time : 41 seconds

 

[blonsky105]

I am having almost the same problem here, but mine was unlocked using at&t sim card but when i put the sim card i want to use, it goes back to activation lock and couldn't unlock it

UNLOCK SIM (ICCD) Product Type : iPhone7,1
OS Verison : 12.5.5
Serial Number : FK1NTR4ZG5R0
IMEI : 354380069315800
MEID : 35438006931580
SIM Status : kCTSIMSupportSIMStatusReady
Device ID : 39f422f4374497c43453968f2948498e321c0455
Checking lastest OS verion... OK
Lastest OS version : 15.4.1
Lastest OS build : 19E258
Initializing... OK
Connecting to device... OK
Reading OS version... OK
Current OS Version : 12.5.5
Preparing... OK
Unlocking SIM... OK
UNLOCKTOOL 2022.04.01.0
Elapsed time : 42 seconds