Unlock not done but 6 credits takes from account.
Operation: Unlock AppLock (TMB/ATT) via Server
Selected model: SM-G950U
Selected port: COM18 USB Serial Port
Software version: 43.27
Checking Login and Password... OK
Balance: 30 crd.
You have 30 credit(s) left. This operation takes 6 credits. Continue? Yes
Waiting ADB device... OK
Reading phone info...
Model: SM-G950U
Android version: 9
PDA version: G950USQU8DUD3
CSC version: G950UOYN8DUD3
Phone version: G950USQU8DUD3
Product code: SM-G950UZKATMB
CSC country code: USA
CSC sales code: TMB
Carrier ID: TMB
Phone SN: R28J8434WTT
IMEI: 355987085087590
HW version: REV1.0
RF cal date: 2017.08.29
Chip name: MSM8998
Modem board: MSM8998
Security patch: 2020-12-01
Boot Warranty bit: 0
SIM State: NETWORK_LOCKED
Searching server... OK
Checking available files... OK
Available CP file for downgrade, try download and flash? Continue? Yes
Downloading file... OK
Checking local file... OK
Switching to flash mode... OK
Searching USB Flash interface... COM8 detected
Setup connection... OK
Reading data from phone... OK
Sending data to phone... OK
Waiting for device to become ready... OK
Rebooting phone... OK
Waiting ADB device... OK
Rebooting phone... OK
Waiting ADB device... OK
Waiting for device to become ready... OK
Initialization zTool... OK
Running zTool, please wait... OK
Trying to enable diag port... OK
Waiting ADB device... OK
Waiting for device to become ready... OK
Searching Samsung diag port... detected COM17
Reading IMEI... OK
Initialization zTool Loader... OK
Running zTool, please wait... OK
Loading... OK
Initialization zTool... OK
Running zTool, please wait... OK
Reading data from phone... OK
Rebooting to upload... OK
Searching Ramdump interface... COM8 detected
Reading data from phone... OK
Calculating... OK
Searching server... OK
Waiting for server answer... OK
Waiting ADB device... OK
Waiting for device to become ready... OK
Initialization zTool Loader... error (1.1)
Retry 1...
Initialization zTool Loader... OK
Running zTool, please wait... OK
Loading... OK
Initialization zTool... OK
Running zTool, please wait... OK
Reading data from phone... error (4.12.0)
Retry 2...
Initialization zTool Loader... OK
Running zTool, please wait... OK
Loading... OK
Initialization zTool... OK
Running zTool, please wait... OK
Reading data from phone... error (4.12.0)
Retry 3...
Initialization zTool Loader... OK
Running zTool, please wait... OK
Loading... OK
Initialization zTool... OK
Running zTool, please wait... OK
Reading data from phone... error (4.12.0)
Retry 4...
Initialization zTool Loader... OK
Running zTool, please wait... OK
Loading... OK
Initialization zTool... OK
Running zTool, please wait... OK
Reading data from phone... error (4.12.0)
Retry 5...
Initialization zTool Loader... OK
Running zTool, please wait... OK
Loading... OK
Initialization zTool... OK
Running zTool, please wait... OK
Reading data from phone... error (4.12.0)
Retry 6...
Initialization zTool Loader... OK
Running zTool, please wait... OK
Loading... OK
Initialization zTool... OK
Running zTool, please wait... OK
Reading data from phone... error (4.12.0)
Retry 7...
Initialization zTool Loader... OK
Running zTool, please wait... OK
Loading... OK
Initialization zTool... OK
Running zTool, please wait... OK
Reading data from phone... error (4.12.0)
Retry 8...
Initialization zTool Loader... OK
Running zTool, please wait... OK
Loading... OK
Initialization zTool... OK
Running zTool, please wait... OK
Reading data from phone... error (4.12.0)
Retry 9...
Initialization zTool Loader... OK
Running zTool, please wait... OK
Loading... OK
Initialization zTool... OK
Running zTool, please wait... OK
Reading data from phone... error (4.12.0)
Retry 10...
Initialization zTool Loader... OK
Running zTool, please wait... OK
Loading... OK
Initialization zTool... OK
Running zTool, please wait... OK
Reading data from phone... error (4.12.0)
