LG G4 H810 V21y EMMC Dump File | Hard Brick - AT&T LG G4

Hi if someone have lg g4 h810 with software version MM V21y then plz create a dump of emmc using this method https://www.youtube.com/watch?v=op8Qk8TK4lI
and share with me i need emmc dump file because i hard bricked my phone and i know about this method https://forum.xda-developers.com/tmobile-g4/help/unbrick-lg-g4-h811-9008-qualcomm-t3456421 to fix my phone but i don't have emmc dump of my mobile if someone share with i really appreciate it ,

pchacker47 said:
Hi if someone have lg g4 h810 with software version MM V21y then plz create a dump of emmc using this method https://www.youtube.com/watch?v=op8Qk8TK4lI
and share with me i need emmc dump file because i hard bricked my phone and i know about this method https://forum.xda-developers.com/tmobile-g4/help/unbrick-lg-g4-h811-9008-qualcomm-t3456421 to fix my phone but i don't have emmc dump of my mobile if someone share with i really appreciate it ,
Click to expand...
Click to collapse
Only issue with that is I think the device would need to be rooted.. which it's not rootable. Which would explain most likely why there's not one already uploaded for the tons of users who attempted to downgrade.
Sent from my iPhone using Tapatalk

Yeah U right ! i hope when rooted method for LG G4 h810 release then maybe someone can help me

pchacker47 said:
Yeah U right ! i hope when rooted method for LG G4 h810 release then maybe someone can help me
Click to expand...
Click to collapse
Sadly it'll be very unlikely that root will be coming anytime soon for the H810 if at all at this moment.
Sent from my iPhone using Tapatalk

Secure booting error after sd card unbrick method
I bought used h811, but it has issue of restarting every time I tired to uninstall any app or tried to go to security setting. So I decided to downgrade it (I have no idea about ARB at that time), the device show h811-21y, So I download h811-10n firmware & use lgup to downgrade after it complete 100% it get bricked, and show qualcomm 9008 on the PC. I then open the device and found out it is h810 written on the motherboard.
I tried almost every qfil mbn files present on the internet but failed.
Then I tired this firmware
LGH810AT-01-V21y-310-410-JUN-20-2016-ARB03+0.rar
and use this youtube method to create raw programme & patch
watch?v=RhG02kmSelk
Then I use sd card method as this youtube method suggest
watch?v=kX2Fm1zEx5E
my device show sign of life but stuck in "secure booting error 1009"
At that point I am totally stuck since I does not get any help with this error on the internet

Related

H955 bricked - QHSUSB_BULK?

After bootloop i have flashed this KTZ but it give an error and now my Flex is dead.
Only thing is i get a QHSUSB_BULK in devige manager.
Is there any thing whot i can do now to wix this thing?
Thanks.
Why did you do that? The link you posted is only for H950!!!
BTW no solution at this moment, you only can send it to Lg under warranty
Sent from my Z812 using Tapatalk
i just tweet ask to LG USA but still no solution... im using LS996 same problem error QHSUSB_BULK or qualcomm usb 9008
alexander_ekin said:
i just tweet ask to LG USA but still no solution... im using LS996 same problem error QHSUSB_BULK or qualcomm usb 9008
Click to expand...
Click to collapse
Did you fix your phone. If yes please guide me I also bricked my LG G Flex 2
HELP!!!
If you can repair your cellphone please tell me how?, i need help. i make the same mistake, now i need to unbrick my LG model H955P. i hope you can help me :crying:
aditya2603d said:
Did you fix your phone. If yes please guide me I also bricked my LG G Flex 2
Click to expand...
Click to collapse
No... No hope sorry
basstardo said:
If you can repair your cellphone please tell me how?, i need help. i make the same mistake, now i need to unbrick my LG model H955P. i hope you can help me :crying:
Click to expand...
Click to collapse
may help a service box . have octopus box and medusa box with J-TAG. Sorry my english is weak
Still no solution after 6 months.
Murshad007 said:
Still no solution after 6 months.
Click to expand...
Click to collapse
do you try the sd method for g4??
Im waiting for my sd card to try it...
pelelademadera said:
do you try the sd method for g4??
Im waiting for my sd card to try it...
Click to expand...
Click to collapse
No. I didnt. But I gave it to some repairer and he tried but failed.
You try and then tell results and method.
Thanx
Murshad007 said:
No. I didnt. But I gave it to some repairer and he tried but failed.
You try and then tell results and method.
Thanx
Click to expand...
Click to collapse
If I can get a dump of an h950 I can test... Unfortunatly, Im not in US toget some own... Im from argentina and here are h955ar...
Ok guys, so today i bricked my phone trying to uninstall some bloatware.... Finally i found a way to unbrick my phone, so this is what I've done:
1. Install USB Drivers from LG site
2. Boot your phone into Download mode (volume up and then plig your phone to computer)
3. Open Device manager and check if your phone does appear in Portable Devices, Ports and Modems
4. If appears in all of these open LG Mobile Support Tool and try to install/update android.
5. After these steps your phone should work
I need to mention that this method worked on my LG H955 which al that moment had the v15a. I believe this method will only work with older versions of software, like v15a, v15c, etc and will not work with v20a, v20b, etc
Good luck and if you need more help PM
Any Method to unbrick it?
well i had a same issue 9008 but i manage to write partitions with QFPL . now phone boot up show lg logo and then blue screen ..same as in download mode ..i am also searching any one have an idea . by the way my phone is f510

Help save a bricked lg g3

:crying:
My issues is quite complicated. Please be patient and read on.
Less than a week ago, I bought an LG G3 D855. It wasn't brand new and definitely out of warranty.
It was on the 4.4.2 Os version but I couldn't update it because I couldn't locate the UPDATE CENTER and after some research online, I found out it was because it was rooted. I couldn't find a Supersu application anywhere on the phone anyways but Root checker confirmed that it was rooted.
I downloaded the stock kitkat firmware in a .tot format and I tried flashing using LG Flash Tool for TOT but it failed because "Device version is different"
I checked the Imei online and it stated that the device is a Sprint LS990 but the details embedded in the phone all say it is D855
I checked online and found a couple of posts about this error and one user said he was able to fix it by flashing the actual Sprint .tot with the lg flash tool. I tried that but it didn't work. It still said "Device version is different. Check BIN or dll"
I checked online and found results pointing to a generic .dll file for G3s and I downloaded it but when I used it on the Flash tool, it resulted to an error "CrossDL blah blah"
So I found a Marshmallow kdz file. LGUP won't see my device model so I was able to flash it after editting the software in my build.prop to D85510n.
***I have always changed the port to COM41 in all the steps I used
The LG UP detected my model and it flashed to 100% but got stuck on a bootloop by loading the lg screen, freezing and restarting by it self. It never gets to the homescreen.
I downloaded lollipop kdz reflashed using LGUP in a form of downgrade and it got to 100% and got stuck at the lg screen while trying to reboot.
I redownloaded the stock kitkat rom and used the Lg flash tool but it failed. It said 'PID null IMEI Null"
I used LGUP to reflashed. It came to my understanding that the LGUP can flash both kdz and tot. So it flashed to 100% but got stuck at the lg screen and I have tried all I can but it is stuck. It can go into download tho. I don't know what to do about the IMEI. I don't know if the last flash retrieved it. I don't kniw what to do.
It no longer shows as LGE AndroidNet USB Serial
Please can anyone help me?
I just need my phone to work again. I was stubborn and now I regret it. I should have just stuck to kitkat. I'm so desperate to get my phone working that I wouldn't mind Android Froyo Os if it was ever possible.
PLEASE HELP!!!

(REQUEST) H631 20G EMMC Backup

Can anyone with a rooted Stylo on 20G update make an EMMC backup and upload it.
I would really be grateful.
This is the way to do it:
Use command backup mmcblk0
adb shell
su
dd if=/dev/block/mmcblk0 of=/data/media/0/H631EMMC20G.img bs=1024 count=1048576
if you have SD Card (this would be better)
adb shell
su
dd if=/dev/block/mmcblk0 of=/mnt/media_rw/external_SD/H631EMMC20G.img bs=1024 count=1048576
Thanks in advance :good:
+1 please please please
Hello , this dump include system partition and 100% works.
Model: H631
Firmware: V20i
https://mega.nz/#!6NNAWTxY!_yHUA3jblBnOBwDjstZ0qpKelh0iGPiH96-RcKxLJeU
vim1 said:
Hello , this dump include system partition and 100% works.
Model: H631
Firmware: V20i
https://mega.nz/#!6NNAWTxY!_yHUA3jblBnOBwDjstZ0qpKelh0iGPiH96-RcKxLJeU
Click to expand...
Click to collapse
I've tried to wrigt this dump on sdcard, but nothing
I've tried once more and received LGE AndroidNet USB Serial Port instead of qualcomm 9008, bu no D mode
I had 20G also...
vim1 said:
Hello , this dump include system partition and 100% works.
Model: H631
Firmware: V20i
https://mega.nz/#!6NNAWTxY!_yHUA3jblBnOBwDjstZ0qpKelh0iGPiH96-RcKxLJeU
Click to expand...
Click to collapse
Needs to be 20G, not i.
@vim1 can you or @MrObvious upload a 20G emmc backup?
Would be really grateful for this!
Thanks in advance
Please share with google drive if possible !
I have a a LG H631 20G but I can not root it.
Please help me root it. I will dump system for you.
Thanks
yumax131 said:
I've tried once more and received LGE AndroidNet USB Serial Port instead of qualcomm 9008, bu no D mode
I had 20G also...
Click to expand...
Click to collapse
I have a same issue ! Phone can not enter into download mode !
Please help me if you have any way !
truonggiang0710 said:
I have a same issue ! Phone can not enter into download mode !
Please help me if you have any way !
Click to expand...
Click to collapse
I've sold my already, Z3 box or similar is needed!
truonggiang0710 said:
Please share with google drive if possible !
I have a a LG H631 20G but I can not root it.
Please help me root it. I will dump system for you.
Thanks
Click to expand...
Click to collapse
to root the device you must first unlock bootloader
enable usb debugging, enable OEM unlock (THIS WILL WIPE EVERYTHING ON YOUR PHONE)
adb reboot bootlader
fastboot oem_unlock
let it reboot
adb reboot bootlader (again)
fastboot flash recovery twrp.img (download TWRP)
reboot to recovery and flash latest supersu.zip
yumax131 said:
I've sold my already, Z3 box or similar is needed!
Click to expand...
Click to collapse
I'm a new Z3 box member ! Please help me more details !
I will buy a Z3 box to repair my phone !
Thanks a lot !
damn I wish I found this thread a few days ago lol. I did the same thing - bricked my stylo by trying to go for 20g back to 20c.
thejoker954 said:
damn I wish I found this thread a few days ago lol. I did the same thing - bricked my stylo by trying to go for 20g back to 20c.
Click to expand...
Click to collapse
And this community is so sh*i*t*t*y now everyone just wants to come and download stuff but not help others in need of backups or emmc imgs.
Well I'm thinking about grabbing a LG stylo with a bad ESN off of eBay for around $30, but I'm not sure if pulling the emmc backup from it would do any good for us. I have zero experience with bad ESN phones.
**Edit**
For anyone viewing this thread it is safe to go from the 20i (the newest one) to 20g it's only dangerous to go from 20g to 20c so if anyone feels like helping....
Also ms631 20g emmc backup would most likely work as well as they are the same phone
thejoker954 said:
Well I'm thinking about grabbing a LG stylo with a bad ESN off of eBay for around $30, but I'm not sure if pulling the emmc backup from it would do any good for us. I have zero experience with bad ESN phones.
**Edit**
For anyone viewing this thread it is safe to go from the 20i (the newest one) to 20g it's only dangerous to go from 20g to 20c so if anyone feels like helping....
Also ms631 20g emmc backup would most likely work as well as they are the same phone
Click to expand...
Click to collapse
Is there any MS631 20G emmc backup available anywhere? I really dont know if its a good idea to downgrade but you may try! If the phone is of no use to you I can buy it. It was my backup phone and I really liked the long lasting battery. :good:
Got a stylo from eBay with a clean esn\imei. It should be here in about a week, so I should be able to get the emmc up soon after that. Will post once it's ready
thejoker954 said:
Got a stylo from eBay with a clean esn\imei. It should be here in about a week, so I should be able to get the emmc up soon after that. Will post once it's ready
Click to expand...
Click to collapse
Thanks Joker! We'll be waiting.
https://www.4shared.com/file/LVARr4_hba/H631EMMC20G.html
this was created using the method from the first post. however I haven't managed to restore my phone from 9008 mode with it. wasn't even able to get the LGE AndroidNet USB Serial Port like i got with the 20i image. it may have to be done with a different sd card then the one I tested with.
thejoker954 said:
https://www.4shared.com/file/LVARr4_hba/H631EMMC20G.html
this was created using the method from the first post. however I haven't managed to restore my phone from 9008 mode with it. wasn't even able to get the LGE AndroidNet USB Serial Port like i got with the 20i image. it may have to be done with a different sd card then the one I tested with.
Click to expand...
Click to collapse
Mine did mount like the 20i backup but cant do anything to it and it isnt displaying anything on screen either

LG v10 system problem

I have bought the v10 2days ago and it was on android 5.1 lolipop and it was working very good till i updated the system to ofw marshmilo 6.0 the device started getting errors like LG vpn has stopped.and the menu of finger print scanner is not opening any more it shows unfortunately process ha stoppe"com.android.setting.".and i noticed that it doesn't allow me to uninstall apps. bte i did a hard reset but it didn't help. does anyone can help please? the device is un rotted btw
You can flash the latest kdz via LG UP available in other thread. Hopefully it will solve the problem.
omarehab636 said:
I have bought the v10 2days ago and it was on android 5.1 lolipop and it was working very good till i updated the system to ofw marshmilo 6.0 the device started getting errors like LG vpn has stopped.and the menu of finger print scanner is not opening any more it shows unfortunately process ha stoppe"com.android.setting.".and i noticed that it doesn't allow me to uninstall apps. bte i did a hard reset but it didn't help. does anyone can help please? the device is un rotted btw
Click to expand...
Click to collapse
Like what the other guy said, try flashing new kdz. And if that works, let us know please
Shadow Assassin said:
Like what the other guy said, try flashing new kdz. And if that works, let us know please
Click to expand...
Click to collapse
Exactly the same problem with my phone. Installed h90021w_00_0921 via LGUP, and now can't downgrade
Thats exact problem am goin through
count me in, thats exactly what happened to me
i also tried the REFURBISH option via LGUP with no luck can't downgrade,
tried flashing the rooted h900 TOT it fails stating this is a downgrade and its not possible :'(
me too the sam problem
I have the same problem, what to do ?
omarehab636 said:
I have bought the v10 2days ago and it was on android 5.1 lolipop and it was working very good till i updated the system to ofw marshmilo 6.0 the device started getting errors like LG vpn has stopped.and the menu of finger print scanner is not opening any more it shows unfortunately process ha stoppe"com.android.setting.".and i noticed that it doesn't allow me to uninstall apps. bte i did a hard reset but it didn't help. does anyone can help please? the device is un rotted btw
Click to expand...
Click to collapse
It seems that one of the users (another threath LG H900 5.1 > 6.0 problem) is right and I upload software h900 6.0 via KDZ via TOT even via octopus and nothing, even the same error is possible that the main card is not h900 but another variant?, He says he solved the problem by loading vs900 software because the main card was not h900 but refurbished vs900.
I opened the phone and I was right, now i am going to load the correct software and tell you.
JeseMazari said:
It seems that one of the users (another threath LG H900 5.1 > 6.0 problem) is right and I upload software h900 6.0 via KDZ via TOT even via octopus and nothing, even the same error is possible that the main card is not h900 but another variant?, He says he solved the problem by loading vs900 software because the main card was not h900 but refurbished vs900.
I opened the phone and I was right, now i am going to load the correct software and tell you.
Click to expand...
Click to collapse
Did it work?
https://youtu.be/vZ-hf763D20
Once you confirm the model of your phone and I find myself developing a tutorial to load the kdz but only if the version is equal to or higher than the one they currently have downgrading kills LG phones with antirollback
JeseMazari said:
It seems that one of the users (another threath LG H900 5.1 > 6.0 problem) is right and I upload software h900 6.0 via KDZ via TOT even via octopus and nothing, even the same error is possible that the main card is not h900 but another variant?, He says he solved the problem by loading vs900 software because the main card was not h900 but refurbished vs900.
I opened the phone and I was right, now i am going to load the correct software and tell you.
Click to expand...
Click to collapse
can you please put the link to which you updated your phone to and it solved the problem

How to Edit KDZ/TOT for Cross Flashing

Kindly understand the scenario 1st.
Your Board is VS990 but It Comes With a ROM of H900 Lollipop. NO OTA Update.
And LGUP or LG Flash Tool wont let you flash a VS990 KDZ/TOT over H900.
02 Things Needed here. 1st Is LG Generic Custom LGUP_8974.dll and
2nd you have to Edit the file in hex editor.
Open VS990 TOT File and search for LG-VS990
Change
LG-VS990 = LG-H900 (Conversion) (Becuase Current Rom is H900, We will Deceive LG Check Thats a H900 file is being flashed which is actually a VS990 File)
Direct Overwrite no deleting.
You have to Direct Overwrite the file.
Although its the procedure OF Cross File Flashing.
But AS LAF (Download Mode) Recovery and other files are Of H900 so After Flashing VS990 The Mobile can be Hard Bricked to Qualcomm 9008 Which have no Solution Yet.
I dont Recomend IT. On devices higher then G2 and G3 (D851 Also Not supported in LG Board Diagnostics)
Murshad007 said:
Kindly understand the scenario 1st.
Your Board is VS990 but It Comes With a ROM of H900 Lollipop. NO OTA Update.
And LGUP or LG Flash Tool wont let you flash a VS990 KDZ/TOT over H900.
02 Things Needed here. 1st Is LG Generic Custom LGUP_8974.dll and
2nd you have to Edit the file in hex editor.
Open VS990 TOT File and search for LG-VS990
Change
LG-VS990 = LG-H900 (Conversion) (Becuase Current Rom is H900, We will Deceive LG Check Thats a H900 file is being flashed which is actually a VS990 File)
Direct Overwrite no deleting.
You have to Direct Overwrite the file.
Although its the procedure OF Cross File Flashing.
But AS LAF (Download Mode) Recovery and other files are Of H900 so After Flashing VS990 The Mobile can be Hard Bricked to Qualcomm 9008 Which have no Solution Yet.
I dont Recomend IT. On devices higher then G2 and G3 (D851 Also Not supported in LG Board Diagnostics)
Click to expand...
Click to collapse
Can you make/find/show a video of the procedure?
Vidalik said:
Can you make/find/show a video of the procedure?
Click to expand...
Click to collapse
What u Want to do?
Tell model of both ToT/KDZ?
Remeber Even a Successful Crossflash can lead to Hard Brick. Qualcomm 9008 Mode.
Due to Frankenstein Rom Files.
i have 2 lg v10 h900 with vs990 board and both of them are on qualcomm mode plz tell me how can i fix them i will be very thankfull to u
Murshad007 said:
What u Want to do?
Tell model of both ToT/KDZ?
Remeber Even a Successful Crossflash can lead to Hard Brick. Qualcomm 9008 Mode.
Due to Frankenstein Rom Files.
Click to expand...
Click to collapse
I tried to rename it in text editor but LGUP would not let me update and some errors. Is there any way that i can get access to the security and fingerprint settings? i have surfed around the web and havent found any viable solutions to the problem...
(sorry for long wait for reply. My battery died at the point and i got a new one now)
salam
murshad bhai i m from pak can u give me your cell no. to discuss issue plz its a request m very thank full too you .
---------- Post added at 09:09 PM ---------- Previous post was at 09:04 PM ----------
salam murshad bhai i m from pakistan i need your assitance to solve lg v10 issue kindly give me your cell number to dsicuss further m very thank full top you
Vidalik said:
I tried to rename it in text editor but LGUP would not let me update and some errors. Is there any way that i can get access to the security and fingerprint settings? i have surfed around the web and havent found any viable solutions to the problem...
(sorry for long wait for reply. My battery died at the point and i got a new one now)
Click to expand...
Click to collapse
You have to over write the model no. In hex editor. Adding or deleting will change hex value. So file wont be flashed.
Successful flash can also lead to hard brick. LG Board diagnostic cant de-brick models higher then G3.
yoyosheikh said:
salam
murshad bhai i m from pak can u give me your cell no. To discuss issue plz its a request m very thank full too you .
---------- post added at 09:09 pm ---------- previous post was at 09:04 pm ----------
salam murshad bhai i m from pakistan i need your assitance to solve lg v10 issue kindly give me your cell number to dsicuss further m very thank full top you
Click to expand...
Click to collapse
03214412007
Murshad007 said:
You have to over write the model no. In hex editor. Adding or deleting will change hex value. So file wont be flashed.
Successful flash can also lead to hard brick. LG Board diagnostic cant de-brick models higher then G3.
Click to expand...
Click to collapse
Okay, i saw also that people commented that they got hard brick. Is there anything i can do with the 20w rom to get my fingerprint scanner back? or just buy a new phone and call an end to it? If so i was thinking about the V20. Should be good for root and such right?
Hello Murshad007 and others,
it seems that you have a risky solution about the MM H900/VS990 - VPN -Fingerprint-foced-close issue with h90021w.
I also have the bugs after flashing "web_h90021w_00_0921.kdz" on my AT&T H900 with VS990 Mainboard (I have checked like in the Video).
1.) Where exactly can I Identify more "Frankenstein" parts?
2.) Which part configuration did you try successfull without hard brick?
3) If you had a hard brick, how did you recover exactly?? Would I need a programmer device like Medusa or a JTAG or is it possible to make the Frankenstein alive without spending 150$? Because that is the Phone's price ?
4) Could you maybe make a Tutorial or link any recover after brick solutions/possibilities please??
Now the phone is absolutly useless, so if I brick it, there won't be a big difference.
I would be verry happy to get some help fixing my new 30th birthday present
Thanks in advance
Evtoda Gi
Murshad please help us out with more precise tutorial on how to successfully edit firmware for cross flashing. Thanks
In G2 This Is The Place Where Name has to be changed.
Hit the Thanx button.
Murshad007 said:
In G2 This Is The Place Where Name has to be changed.
Hit the Thanx button.
Click to expand...
Click to collapse
i have been scouring all over the forums to no avail, and i think the ansswer maybe really simple, some members have found the correct way but are just beating the bush cause they want money, and that too, way more than the price of the motherboard, which is less than 50$ u.s now,
I was successful in bringing it from the dead (H901 to h900} but the lack of security and fingerprint is really proving troublesome not to say the lack of Sim connectivity,
last gspian said:
i have been scouring all over the forums to no avail, and i think the ansswer maybe really simple, some members have found the correct way but are just beating the bush cause they want money, and that too, way more than the price of the motherboard, which is less than 50$ u.s now,
I was successful in bringing it from the dead (H901 to h900} but the lack of security and fingerprint is really proving troublesome not to say the lack of Sim connectivity,
Click to expand...
Click to collapse
Open your Phone. Check its Board and Flash Accordingly.
Use Board Diagnostics for Full Flashing. All Functions will return.
Murshad007 said:
Kindly understand the scenario 1st.
Your Board is VS990 but It Comes With a ROM of H900 Lollipop. NO OTA Update.
And LGUP or LG Flash Tool wont let you flash a VS990 KDZ/TOT over H900.
02 Things Needed here. 1st Is LG Generic Custom LGUP_8974.dll and
2nd you have to Edit the file in hex editor.
Open VS990 TOT File and search for LG-VS990
Change
LG-VS990 = LG-H900 (Conversion) (Becuase Current Rom is H900, We will Deceive LG Check Thats a H900 file is being flashed which is actually a VS990 File)
Direct Overwrite no deleting.
You have to Direct Overwrite the file.
Although its the procedure OF Cross File Flashing.
But AS LAF (Download Mode) Recovery and other files are Of H900 so After Flashing VS990 The Mobile can be Hard Bricked to Qualcomm 9008 Which have no Solution Yet.
I dont Recomend IT. On devices higher then G2 and G3 (D851 Also Not supported in LG Board Diagnostics)
Click to expand...
Click to collapse
hello sir,how are you? i`m from pak & loving your method is there a way to edit the data inside the kdz with a pixel rom data to get pixel experience on an lg phone?
brokboi said:
hello sir,how are you? i`m from pak & loving your method is there a way to edit the data inside the kdz with a pixel rom data to get pixel experience on an lg phone?
Click to expand...
Click to collapse
I`m trying to do this on an lg g6 but as you know lg dev is no more so no more bootloader unlock for me kindly help,as it1s very intriguing for me

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