unlock sim network Samsung S8+,S8,Note 8,S7 edge,S7,LG G6,G5,V30,V20 T-mobile via Device Unlock



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Service unlock sim network all Samsung/LG/HTC/Sony/ZTE/Huawei/Motorola... lock T-mobile network via Device Unlock app, show error

Unlock Failed: This mobile wireless device is not eligible for unlock. For Device Unlock eligibility details, please go online or contact Customer Care.

Nhận unlock sim mở khóa mạng các dòng điện thoại T-mobile khóa mạng bằng ứng dụng Device Unlock, hỗ trợ tất cả các dòng Samsung Galaxy S8/S8+/Note 8/S7/S7 Edge/Note FE/Note 5/S6/S6 Edge/S6 edge+, LG V30/V20/V10/G6/G5/G4/Sony/Huawei/ZTE/Motorola báo lỗi :

Unlock Failed: This mobile wireless device is not eligible for unlock. For Device Unlock eligibility details, please go online or contact Customer Care.

How to troubleshoot the ‘Mobile Device Unlock’ app?

Go the device setting and ensure your data settings are on
Ensure the application cache is cleared
Check your device’s memory to see if it’s at manageable levels
Reboot your mobile device and start the process afresh
If you still receive an error even after following the steps named above, do the following


Error Message :
Device not recognized by your service provider. Please call customer care.

Information / Troubleshooting :
Rooting your device will disable the unlock application
Download the latest T-Mobile software to continue


Error Message:
Data corrupted during transfer. Please try again.Error during data transfer. Please try again.

Information / Troubleshooting :
Ensure the device has stable mobile signal
Restart the device and try again


Error Message :
Server not responding. Please try again later.

Information / Troubleshooting :
No response is received from the server
Try using an alternate internet connection


Error Message :
Failure in processing the request. Please reboot device and try again.

Information / Troubleshooting :
Ensure that your device has sufficient memory
Restart the device and try again


Error Message :
No internet connection available. Please try again when internet connection is available.

Information / Troubleshooting :
No internet connection is available:
Device is not connected to 3G/4G LTE.
A non-compatible SIM card is being used,


Error Message :
Unable to connect to the server at this time. Please try back again later.

Information / Troubleshooting :
Update the app using the Play Store
Attempt the unlock using the mobile network.


Error Message :
Unlock Failed: This mobile wireless device is not eligible for unlock. For Device Unlock eligibility details, please go online or contact Customer Care.

Information / Troubleshooting :
The device is not eligible for unlock. (Order the Unlock Service from Giai Phap Android - Android Solution )


Error Message :
Unlock Failed : System maintenance error, try again later.

Information / Troubleshooting :
System Maintenance is currently underway
Wait and try again later


Error Message :
Failure in applying the unlock settings. Please try again.

Information / Troubleshooting :
The device must be connected to the mobile network (including domestic and international roaming)
Disconnect from Wi-Fi and try again.

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