520 cần giúp gấp

[vancap]

Mình uprom nhưng nó cứ báo lỗi ae ai gặp qua chỉ giùm mình nhé

Windows Phone 8 Flashing Started
Loading Flash Files Please Wait...

================================================== ====
Windows Phone 8 Lumia Flasher
================================================== ====

If the Phone is ALIVE
1. Power On the Phone and Connect it to the USB Port

If the Phone is DEAD
1. Connect Phone to the USB Port
2. Press and Hold the VOLUME DOWN and POWER Buttons
3. Wait until the Phone Vibrates Shortly...
4. Stop Pressing the Buttons...
================================================== ====


Boot Flash Mode Successful...

Phone Info Query Start...
Blocks Returned: 0x00 Blocks
Checking SD Card Size...
Card Size: 0xF771E62A
Checking Platform Security Status...
Platform Secure Boot Status: Not Active
Secure FFU EFUSE Status: Not Active
Debug Status: Not Active
RDC Status: Not Active
Authentication Status: Not Active
UEFI Secure Boot Status: Not Active
Checking Secure FFU Mode...
Secure FFU Mode :
Query Flash App Information...
Flash App Information: F771E62AF89994064F77CD3BC16829503BDF9A3D506D3FACEC AEF3F808C868FD
Flash App Protocol Version: 113.230
Flash App Implementation Version: 42.248
Query ROOT KEY HASH...
ROOT_KEY_HASH: F771E62AF89994064F77CD3BC16829503BDF9A3D506D3FACEC AEF3F808C868FD

Sending Image Signatures...
ERROR: Flash Signature Block REJECTED!
This Flash File is NOT COMPATIBLE with this Phone.
ERROR: Flashing Failed!

================================================== ====
Flash File Checksum Verification
================================================== ====

[vancap]

có ai biết chỉ dùm mình với đang cần gấp lắm

[vanhuy201293]

down file chuẩn theo code trên máy = phoenix về chạy.

[vancap]

E đã tải file chuẩn theo code máy nhưng vẫn vậy ai có cách nào giúp em với

[dungcuongmobile]

lấy bettool thử chua

[cunhoc]

bác up bằng phần mềm gì? chứ mình up bằng Launch Nokia Care Suite thì ok lắm.

[CAM KHE GSM™]

dùng atf chỉ chọn 1file mcu thoy bác.file dung luong lớn nhất đó