TCL 20R T676H Unlock network failed [Answered]
 

Host Power Off... OK
Switch virtual port to USB... OK
Connect Type-C to BOX... OK
Host Power On... OK
Connect phone to BOX in BROM mode
Wait for device... OK
Read usbhost speed... HIGH
Read Device Descriptor...
Get VID/PID...0E8D/0003
Send start cmd... OK
Get HW code from device... 0989
Get HW & SW version from device... OK
HW VER: CA00, SW VER: 0000, HW SUB CODE: 8A00
Detect chip [MT6833]
Get sec config... OK [000000E7]
Active sec flags: [SBC SLA DAA]
Advanced Bypass Security... OK
Disconnect virtual port... OK
Connect Type-C to HUB... OK
Wait for device connecting... OK
Driver: [MediaTek Inc.,wdm_usb,MediaTek USB Port,usb2ser.sys,3.0.1504.0]
Device found at COM566 [BROM]
Open port... OK
Send start cmd... OK
Get HW code from device... 0989
Get HW & SW version from device... OK
HW VER: CA00, SW VER: 0000, HW SUB CODE: 8A00
Detect chip [MT6833]
Library Version [2]
Select platform... OK
Init BROM... OK
Force Charge... OK
Disable WatchDog Timer... OK
Reopen port for libver2... OK
Get ME ID... OK
ME_ID = 0xD237F716, 0x088D290C, 0x02D332B6, 0x6D128C8D
Get Chip ID... [MT6833]
Get SOC ID... [2F951980D68BD6D88689B8853F0B8D7CFF297AD20DC3D96590 E6E6441D5F9D55]
Get sec config... OK [000000E0]
Get hw mode... OK
Load DownloadAgent... OK
Search DA... OK [14]
Send preloader... OK
Start preloader... OK
Check preloader answer... OK
Send bootloader... OK
Start bootloader... OK
Wait for answer from bootloader... OK
Send SYNC signal... OK
Setup device enviroment... OK
Setup device parametres... OK
Receive DA SYNC signal... OK
Set DA parametres... OK
Get device connection agent... [BROM]
Get device info... OK
EMMC_ID: 0x15010044483644414202B961CC6728E9
Load EMI from phone... OK
Parse EMI config... OK
Init EXT RAM... OK
Send 2nd DA... OK
Get device info... OK
EMMC INFO:
EMMC_ID : 0x15010044483644414202B961CC6728E9
EMMC_BOOT1: 0x0000400000 (4.00Mb)
EMMC_BOOT2: 0x0000400000 (4.00Mb)
EMMC_RPMB : 0x0001000000 (16.00Mb)
EMMC_USER : 0x0E8F800000 (58.24Gb)
RAM INFO:
INT_SRAM: 0x0000070000 (448.00Kb)
EXT_RAM : 0x0100000000 (4.00Gb)
Check USB status... USB_HIGH_SPEED
Read partitions info from phone... OK
Check A/B state... OK [A]
Read product info... OK
Product Manufacturer : TCL
Product Board : buffalo
Board Platform : MT6833
Build ID : RP1A.200720.011
Build Date : Thu Sep 30 10:45:07 CST 2021
Display ID : RP1A.200720.011 release-keys
Security Patch : 2021-10-05
Version SDK : 30
Version Release : 11
Version Codename : REL
Firmware Version : 2B2A
Read security partition from phone... OK
Read security files... OK
Read security files... OK
Read lock info... error(4)Host Power Off... OK
Switch virtual port to USB... OK
Connect Type-C to BOX... OK
Host Power On... OK
Connect phone to BOX in BROM mode
Wait for device... OK
Read usbhost speed... HIGH
Read Device Descriptor...
Get VID/PID...0E8D/0003
Send start cmd... OK
Get HW code from device... 0989
Get HW & SW version from device... OK
HW VER: CA00, SW VER: 0000, HW SUB CODE: 8A00
Detect chip [MT6833]
Get sec config... OK [000000E7]
Active sec flags: [SBC SLA DAA]
Advanced Bypass Security... OK
Disconnect virtual port... OK
Connect Type-C to HUB... OK
Wait for device connecting... OK
Driver: [MediaTek Inc.,wdm_usb,MediaTek USB Port,usb2ser.sys,3.0.1504.0]
Device found at COM566 [BROM]
Open port... OK
Send start cmd... OK
Get HW code from device... 0989
Get HW & SW version from device... OK
HW VER: CA00, SW VER: 0000, HW SUB CODE: 8A00
Detect chip [MT6833]
Library Version [2]
Select platform... OK
Init BROM... OK
Force Charge... OK
Disable WatchDog Timer... OK
Reopen port for libver2... OK
Get ME ID... OK
ME_ID = 0xD237F716, 0x088D290C, 0x02D332B6, 0x6D128C8D
Get Chip ID... [MT6833]
Get SOC ID... [2F951980D68BD6D88689B8853F0B8D7CFF297AD20DC3D96590 E6E6441D5F9D55]
Get sec config... OK [000000E0]
Get hw mode... OK
Load DownloadAgent... OK
Search DA... OK [14]
Send preloader... OK
Start preloader... OK
Check preloader answer... OK
Send bootloader... OK
Start bootloader... OK
Wait for answer from bootloader... OK
Send SYNC signal... OK
Setup device enviroment... OK
Setup device parametres... OK
Receive DA SYNC signal... OK
Set DA parametres... OK
Get device connection agent... [BROM]
Get device info... OK
EMMC_ID: 0x15010044483644414202B961CC6728E9
Load EMI from phone... OK
Parse EMI config... OK
Init EXT RAM... OK
Send 2nd DA... OK
Get device info... OK
EMMC INFO:
EMMC_ID : 0x15010044483644414202B961CC6728E9
EMMC_BOOT1: 0x0000400000 (4.00Mb)
EMMC_BOOT2: 0x0000400000 (4.00Mb)
EMMC_RPMB : 0x0001000000 (16.00Mb)
EMMC_USER : 0x0E8F800000 (58.24Gb)
RAM INFO:
INT_SRAM: 0x0000070000 (448.00Kb)
EXT_RAM : 0x0100000000 (4.00Gb)
Check USB status... USB_HIGH_SPEED
Read partitions info from phone... OK
Check A/B state... OK [A]
Read product info... OK
Product Manufacturer : TCL
Product Board : buffalo
Board Platform : MT6833
Build ID : RP1A.200720.011
Build Date : Thu Sep 30 10:45:07 CST 2021
Display ID : RP1A.200720.011 release-keys
Security Patch : 2021-10-05
Version SDK : 30
Version Release : 11
Version Codename : REL
Firmware Version : 2B2A
Read security partition from phone... OK
Read security files... OK
Read security files... OK
Read lock info... error(4)
Selected model: TCL UNKNOWN
Operation: Unlock network
Software version: 3.5

Hello. Use pandora 3.6 and post result. If still same - provide screenshot of lock and partitions dump (except userdata and cache).

help help help help help

Help with what? Where are dump?