Here is logs
AUTH info: MTK, version: 1
Firmware package: cactus_global_images_V10.3.6.0.OCBMIXM_20190823.0000.00_8.1_global\images
BROM version[1]: 7.1945.3.0
DA: MTK_AllInOne_DA[0].bin
hash: 19472e1a8df5a6c65368f77651f293b31d720393, size: 1.01 MiB
version: 3.3001.2019/12/12020/03/14 20:58:57, 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 or VOL UP + DOWN(for newer model) to force MediaTek BootROM.
Scanning BootROM or Preloader port... Done
Detected [BootROM] MediaTek USB Port_V1632 (COM8)
Connection status: EHCI:HUB:HUB:USB 1.10 High-Speed
USB Driver: [MediaTek Inc.] wdm_usb, version: 3.0.1504.0, date: 1-22-2015
Connecting Bootrom...
[SERVER] XIAOMI_FL [cactus,3c4bd43e1287f5fb] ref id: XF07928651956, cost: 3, your balance: 4
Sending Download Agent...
Platform: MT6765, Hw ver: 0xCA00, Sw ver: 0x0000
Secure ver: 0x00, BL ver: 0x00
Secure config: 0x00
SRAM size: 512 KiB
DRAM size: 2 GiB
SOC ID: 3c4bd43e1287f5fbd174f5b613ea0dc78977b6579b6981b505329c04e1fcbe48
ME ID: 4bbc21cbb51d529e782ee5e5589f477b
Storage type: eMMC
Card/BGA: BGA (Discrete embedded)
Manufacturer ID: 0x15 (Samsung)
Product name: QE63MB (0x514536334d42), rev: 0x03, serial number: 0xF3F3CCB7
Manufacturing date: Jul 2018
CID: 15010051 4536334D 4203F3F3 CCB77567
Capacity: 14.57 GiB(15,646,851,072 bytes)
Boot1: 4096 KiB
Boot2: 4096 KiB
RPMB: 4096 KiB (key exist)
User area: 14.56 GiB(15,634,268,160 bytes)
USB speed: High-Speed
Verifying SoC: passed
Verifying CID: passed
Completed in 14.070 s
You have used 1 available XIAOMI_FL slot for this phone, you have 2 FREE slot left to try again in case this task fails.
We found that you have used XIAOMI_FL service with this phone at Sat, 14 Mar 2020 16:06:29 GMT.
Note that due to limited authorization slot, every authorization service will take cost.
Before using another authorization, please make sure the phone have a good working hardware and you are using the correct firmware.
You may retry the task for more times without further authorization as long as you don't unplug the USB cable, change brand or model selection or close the application.