[luckycool]

Can you please check . it has failed to do the factory reset.

Brand : Oppo
Model : A15 (CPH2185)
Operation : Format FS
Connection Mode : BROM (Hold Key for BROM Mode)
Hold VOL UP + DOWN and connect USB Cable.
Some phone may have different key combination for BROM mode.
Waiting for device in BROM mode...
Port: COM6 [MTK USB Port (COM6)]
Device Path: \\?\usb#vid_0e8d&pid_0003#7&3416e648&0&3#{f9f3ff14-ae21-48a0-8a25-8011a7a931d9}
Chipset: 0x0766, [MT6765] [Helio P35/G35]
Hardware Info: 0x8A00, 0xCA00, 0x00
Config : [SecureBoot: True] [SLA: False] [DA Auth: True]
MEID: A5B18F189E16D8D08DC36455930A6A5C
Preparing device...
-- Success!
Preloader saved as : preloader_oppo6765_211207_195250.bin
Waiting for Phone in Flash Mode...
Connect Power Off phone within 30 secs...
Port : MTK USB Port (COM6)
Connected to BROM.
Sending Download Agent...
connect DA end stage: 2, enable DRAM in 1st DA: 0
Connected to Download Agent..
Syncing with Target...
Reading Partition Table...
Storage : eMMC
Reading Information...
Build Date : Wed Aug 11 23:37:58 CST 2021
Build Flavor : full_oppo6765-user
Build Desc. : full_oppo6765-user 10 QP1A.190711.020 bedd37e98646d3a1 release-keys
Android Ver. : 10
Display ID : QP1A.190711.020 release-keys
Patch Level : 2021-08-05
Userdata is NOT ENCRYPTED
Formatting userdata...
- Failed!
Disconnect Battery/Cable and Power On Phone.
[UltimateMTK Ver. 4.6]

Operation : MTK One Click
Hold VOL UP + DOWN and connect USB Cable.
Some phone may have different key combination for BROM mode.
Waiting for device in BROM mode...
Port: COM6 [MTK USB Port (COM6)]
Device Path: \\?\usb#vid_0e8d&pid_0003#7&3416e648&0&3#{f9f3ff14-ae21-48a0-8a25-8011a7a931d9}
Chipset: 0x0766, [MT6765] [Helio P35/G35]
Hardware Info: 0x8A00, 0xCA00, 0x00
Config : [SecureBoot: True] [SLA: False] [DA Auth: True]
MEID: A5B18F189E16D8D08DC36455930A6A5C
Preparing device...
-- Success!
Preloader saved as : preloader_oppo6765_211207_194910.bin
DA : MTK_AllInOne_DA.bin
Waiting for Phone in Flash Mode...
Connect Power Off phone within 30 secs...
Port : MTK USB Port (COM6)
Connected to BROM.
Sending Download Agent...
connect DA end stage: 2, enable DRAM in 1st DA: 0
Connected to Download Agent..
Syncing with Target...
Reading Partition Table...
Storage : eMMC
Reading Information...
Build Date : Wed Aug 11 23:37:58 CST 2021
Build Flavor : full_oppo6765-user
Build Desc. : full_oppo6765-user 10 QP1A.190711.020 bedd37e98646d3a1 release-keys
Android Ver. : 10
Display ID : QP1A.190711.020 release-keys
Patch Level : 2021-08-05
Userdata is NOT ENCRYPTED
Formatting Userdata...
- Failed!
Trying Erase Method...
Verify Data Error
- Success!
Disconnect Battery/Cable and Power On Phone.
[UltimateMTK Ver. 4.6]