Meizu M1792 Flash failed, urgent

[LondonTech]

Hello,

AUTH info: MTK, version: 1
Firmware package: PRO7H_CN-201805211445_prd_stable_7.0.0.0A
BROM version[1]: 7.1917.3.0
DA: MTK_AllInOne_DA[oem_v21].bin
hash: 7e3d2880bd74e71929ccd9ea45c66f7d3e8f9532, size: 8.09 MiB
version: 3.3001.00.00, start addr: 0x40000800
Connecting to BootROM...
Power off the phone, disconnect and reconnect the battery(if possible) and connect USB cable...
Hold the VOL DOWN to force MediaTek BootROM.
Scanning BootROM or Preloader port... Done
Detected [BootROM] MediaTek USB Port_V1632 (COM88)
Connection status: XHCI:HUB3:USB 2.00 High-Speed
USB Driver: [MediaTek Inc.] wdm_usb, version: 3.0.1504.0, date: 1-22-2015
Connecting Bootrom...
[SERVER] MEIZU_FL [M1792,3bd2a8edf97c0e9c] ref id: MF04013464653, cost: 5, your balance: 2
Platform: MT6799, Hw ver: 0xCB00, Sw ver: 0x0001
BROM_SCMD_SLA error. code 0x7020
(boot_rom.cpp, line:1279)
Bootloader authorization failed.

I need to service that phone urgently, on top of it the program already took 10cr from my account without doing anything!
Please refund and advise how to solve the issue. Firmware downloaded from UFI servers.

user MTEzNTM1Nzg3Ng==
UFI serial 0011-3535-7876

 

[saban19]

UFI box is cutting credit but not trading meziu pro 7-h? my credits went to blank 10 credits help