MRT Y91 password reset done

[.::Greed::.]

UMT FAILED STUCK ON DA I TRIED TO REINSTALL STILL NO SOLUTION IF ANYONE KNOW PLS HELP ME MYBE DRIVER ISSUE BUT NO LUCK.....






Disconnect Mobile...
re-input Mobile Battery...
then connect usb to computer....
Make Sure your Mobie have power...
>>> Searching Mobile Com Port...
Get Mobile Port: COM8
>>> Driver Identifying name:
MediaTek PreLoader USB VCOM (Android)
>>> Get Mobile Aleady...
CPU_NAME: MT6765
>>> Reading Mobile Hardware info...Success
HW_Inf: 8A00 SW_Inf: CA00
>>> Initializing Mobile Phone...Success
>>> Downloading boot1 to Mobile...Success
ÊÖ»ú״̬:SYNC...
ÊÖ»ú״̬Çл»Îª :brom... ÊÖ»ú״̬Ϊ: preloader
È·ÈÏÊÖ»ú״̬Ϊ :brom...
Initializationing BOOT2 ...
=====================Flash ÀàÐÍ(eMMC)==============
Flash Size: 0x0000000E8F800000 -> 59640M
Flash ID: 0x150100475036424D
Flash Name: Samsung_Unknow
Flash Code: GP6BMB
>>> Reading Mobile GPT data...Success
all is done!!!

 

[.::Greed::.]

Tried With UMT Again :-


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: COM4
Port Name: MediaTek PreLoader USB VCOM (Android) (COM4)
Path: \\?\usb#vid_0e8d&pid_2000#6&2953c98d&0&3#{86e0d1e0-8089-11d0-9ce4-08003e301f73}
Preloader Mode Detected, Trying to crash...
- Success!
Port: COM12 [MediaTek USB Port (COM12)]
Device Path: \\?\usb#vid_0e8d&pid_0003#6&2953c98d&0&3#{86e0d1e0-8089-11d0-9ce4-08003e301f73}
Chipset: 0x0766, [MT6765] [Helio P35/G35]
Hardware Info: 0x8A00, 0xCA00, 0x00
Config : [SecureBoot: True] [SLA: False] [DA Auth: True]
MEID: D5758B8C9A0619597F989C2EA4F59DB9
Preparing device...
-- Success!
Preloader saved as : preloader_k62v1_64_bsp_211130_183220.bin
DA : MTK_AllInOne_DA.bin
Waiting for Phone in Flash Mode...
Connect Power Off phone within 30 secs...
Port : MediaTek USB Port (COM12)
Connected to BROM.
Sending Download Agent...
connect DA end stage: 2, enable DRAM in 1st DA: 0

After Few minutes :-

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: COM4
Port Name: MediaTek PreLoader USB VCOM (Android) (COM4)
Path: \\?\usb#vid_0e8d&pid_2000#6&2953c98d&0&3#{86e0d1e0-8089-11d0-9ce4-08003e301f73}
Preloader Mode Detected, Trying to crash...
- Success!
Port: COM12 [MediaTek USB Port (COM12)]
Device Path: \\?\usb#vid_0e8d&pid_0003#6&2953c98d&0&3#{86e0d1e0-8089-11d0-9ce4-08003e301f73}
Chipset: 0x0766, [MT6765] [Helio P35/G35]
Hardware Info: 0x8A00, 0xCA00, 0x00
Config : [SecureBoot: True] [SLA: False] [DA Auth: True]
MEID: D5758B8C9A0619597F989C2EA4F59DB9
Preparing device...
-- Success!
Preloader saved as : preloader_k62v1_64_bsp_211130_183220.bin
DA : MTK_AllInOne_DA.bin
Waiting for Phone in Flash Mode...
Connect Power Off phone within 30 secs...
Port : MediaTek USB Port (COM12)
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...
Brand : vivo
Manufacturer : vivo
Model : vivo 1815
Prod. Name : PD1818CF_EX
Device : PD1818CF_EX
Build Date : Wed Jun 17 18:00:50 CST 2020
Build Flavor : full_k62v1_64_bsp-user
Build Desc. : full_k62v1_64_bsp-user 8.1.0 O11019 1592388058 release-keys
Android Ver. : 8.1.0
Display ID : O11019 release-keys
Patch Level : 2020-05-01
Model : vivo 1815
Board : k62v1_64_bsp
Platform : mt6765
Userdata is ENCRYPTED
Formatting Userdata [SafeMode]...
- Failed!
Disconnect Battery/Cable and Power On Phone.
[UltimateMTK Ver. 4.6]

SAFE FORMAT AND FORMAT FS BOTH ERROR:-