sm-g965u t mobile app lock via server failed what is the solution

Question

Operation: Unlock AppLock (TMB/ATT) via Server
Selected model: SM-G965U
Software version: 43.27

Checking Login and Password... OK
Balance: 15 crd.
You have 15 credit(s) left. This operation takes 6 credits. Continue?  Yes
Waiting ADB device... OK
Reading phone info...
Model: SM-G965U
Android version: 10
PDA version: G965USQS9FUG2
CSC version: G965UOYN9FUG2
Phone version: G965USQS9FUG2
Product code: SM2G965UZKATMB
CSC country code: USA
CSC sales code: TMB
Carrier ID: TMB
Phone SN: RF8KB00KAEJ
IMEI: 358215090733678
HW version: REV1.1
RF cal date: 2019.05.29
Chip name: SDM845
Modem board: SDM845
Security patch: 2021-08-01
Boot Warranty bit: 0
SIM State: LOADED
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 COM14
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... error (5)
AP version G965USQS9FUG2 is not supported, downgrade if possible

Done with Samsung Tool PRO v.43.27 [SM-G965U,Unlock AppLock (TMB/ATT) via Server]

Answer 1

Hello. Flash this firmware and repeat operation.

https://samfw.com/firmware/SM-G965U/CCT/G965USQS9FUA1

Answer 2

The "App lock via server failed" error on the SM-G965U (Samsung Galaxy S9) can occur due to server communication issues. Here's how to resolve it:

1. Check Network Connection: Ensure you have a stable internet connection for the server to respond.
2. Restart Device: A reboot can often clear temporary glitches.
3. Contact Support: If the issue persists, reach out to T-Mobile support for assistance.

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Answer 3

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Answer 4

How can I downgrade the AP version or is there any other solution to fix this error?

snow road

Comments

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Answer 5

Looks like the unlock failed because your current AP version G965USQS9FUG2 isn’t supported. You’ll probably need to downgrade the firmware to an earlier supported version before trying again. Also, make sure all drivers are properly installed and the diag port is stable.

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Answer 6

It sounds like you're encountering an issue with the "App Lock" feature on your T-Mobile Samsung Galaxy S9 (SM-G965U). This can sometimes happen due to software glitches or issues with your device's settings. You could try restarting your phone, clearing the cache of the "App Lock" app, or updating your phone's software to the latest version. If the issue persists, a factory reset might help, but make sure to back up your data first. If none of that works, reaching out to T-Mobile support for further assistance is a good next step. golf hit

Answer 7

If you’re getting the “SM-G965U T-Mobile app lock via server failed” message, it usually happens when the device can’t properly communicate with the server for verification or app lock services. This can be due to network issues, outdated firmware, or restrictions set by the carrier. A good solution is to check your internet connection, update your phone software, or try resetting app preferences. In some cases, contacting T-Mobile support is necessary if the lock is tied to carrier-level security. For more resources and related downloads, you can also check https://winksapkdl.com/

Answer 8

If you’re using a Samsung Galaxy (like the SM-G965U) and encounter the “T-Mobile app lock via server failed” error, it usually happens because certain apps are restricted through carrier verification. On Android devices, this can limit access to streaming apps or block features you’d normally want to use.

Instead of being stuck with those restrictions, many users turn to independent apps that don’t rely on carrier servers. One popular option is Inat box Andriod version , which runs smoothly on both Samsung and other Android phones. With it, you can still enjoy movies, Turkish dramas, live TV, and sports channels without worrying about server-based locks.

Comments

If you’re facing the “SM-G965U T-Mobile app lock via server failed” issue, it usually happens because of server-side restrictions or outdated software. Updating the device, clearing cache, or contacting T-Mobile support often resolves it. When tracking or verifying work time on your device, you can also use Time Calculators online to quickly calculate shifts and hours — helpful if your apps aren’t functioning properly.

Answer 9

 

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Comments

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