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I had a mishap with the Samsung SM-G950U device from the t-mobile company, it consumed the credits without successfully releasing the device and when I retry it asks me again for credits for the release

user: zsc_SH3HokjA
Checking Login and Password ... OK
 Ballance: 17 crd.
 You have 17 credit (s) left. This operation takes 6 credits. And it is
 Waiting ADB device ... OK
 Reading phone info ...
 Model: SM-G950U
 Android version: 9
 PDA version: G950USQU8DUA2
 CSC version: G950UOYN8DUA2
 Phone version: G950USQU8DUA2
 Product code: SM2G950UZKATMB
 CSC country code: USA
 CSC sales code: TMB
 Carrier ID: TMB
 Phone SN: R28K21WWVMJ
 IMEI: 3XXXXXXXXXXXXXX
 HW version: REV1.0
 RF cal date: 2018.02.23
 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? And it is
 Downloading file ... OK
 Checking local file ... OK
 Switching to flash mode ... OK
 Searching USB Flash interface ... COM15 detected
 Setup connection ... OK
 Reading data from phone ... OK
 Sending data to phone ... OK
 Waiting ADB device ... 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 ... error (1)
 
 Operation: Unlock MSL
 Selected model: SM-G950U
 Software version: 42.10
 
 Port not selected
 
 Operation: Unlock TMB via Server
 Selected model: SM-G950U
 Software version: 42.10
 
 Checking Login and Password ... OK
 Ballance: 17 crd.
 You have 17 credit (s) left. This operation takes 6 credits. And it is
 Waiting ADB device ... OK
 Reading phone info ...
 Model: SM-G950U
 Android version: 9
 PDA version: G950USQU8DUA2
 CSC version: G950UOYN8DUA2
 Phone version: G950USQS8DTJ2
 Product code: SM2G950UZKATMB
 CSC country code: USA
 CSC sales code: TMB
 Carrier ID: TMB
 Phone SN: R28K21WWVMJ
 IMEI: 3XXXXXXXXXXXXXXX
 HW version: REV1.0
 RF cal date: 2018.02.23
 Chip name: MSM8998
 Modem board: MSM8998
 Security patch: 2020-12-01
 Boot Warranty bit: 0
 SIM State: PIN_REQUIRED
 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 ... COM15 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 (1.8)
 Retry 1 ...
 Initialization zTool Loader ... error (1.1)
 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)
 
 Operation: Unlock TMB via Server
 Selected model: SM-G950U
 Software version: 42.10
 
 Checking Login and Password ... OK
 Ballance: 11 crd.
in General questions by (120 points)

1 Answer

0 votes
Hello. Reflash phone with this firmware and repeat unlock operation.

https://samfrew.com/ru/download/Galaxy__S8__/6yav/CCT/G950USQS8DTJ2/G950UOYN8DTJ2/
by (60.9k points)
frp done not succes
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