Need help d852 from Koodo won't boot into download mode - G3 Q&A, Help & Troubleshooting

I updated my d852 Canadian model from v30b to v30g and it won't boot to download mode it's not bricked I just want to downgrade my lg g3 to lollipop but no download mode is there a way to get laf partition without bricking my phone? I don't want to brick it I hard bricked my last lg g3. Thanks
And no vol+ and USB cable doesn't work

MOREOGTHANyou said:
I updated my d852 Canadian model from v30b to v30g and it won't boot to download mode it's not bricked I just want to downgrade my lg g3 to lollipop but no download mode is there a way to get laf partition without bricking my phone? I don't want to brick it I hard bricked my last lg g3. Thanks
And no vol+ and USB cable doesn't work
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When your phone is on connect to pc and open lg up tool to flash lolipop kdz

3bood.kh said:
When your phone is on connect to pc and open lg up tool to flash lolipop kdz
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but thats the problem i need download mode to flash the lollipop kdz

MOREOGTHANyou said:
but thats the problem i need download mode to flash the lollipop kdz
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If you connect it to pc while the phone is on is the pc recognized the phone

3bood.kh said:
If you connect it to pc while the phone is on is the pc recognized the phone
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i turned off the phone held vol up connected it to windows 8 pc with latest lg drivers installed

please help someone android marshmallow's a living nightmare i dont like it

Help

Please

????????

???????

I need a professional

Related

Hi buddys pls help me

I was upgrading my lg g4 verizon version vs986 to android 6.0 and it stopped at mid of the update process, that bricked my phone and now i cant access to download or recovery mode, i was using stock rom and without root or custom recovery, any idea how can I unbrick it? pls help. Thanks in advance pals.
Not even lg logo on screen :C
http://forum.xda-developers.com/g4/general/guide-lg-g4-stock-firmware-to-stock-kdz-t3107848
Go back to stock
rajkatiyar07 said:
http://forum.xda-developers.com/g4/general/guide-lg-g4-stock-firmware-to-stock-kdz-t3107848
Go back to stock
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Cant enter download mode pal
Delintg2 said:
Cant enter download mode pal
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then i guess tell LG and have them repaired
Maybe a stupid question..... but have you tried to refurbish with LGUP ? As long as it detects the phone LGUP should do the rest itself, or doesnt it? Have not bricked my LG before, but have bricked my sony device and as long as it got detected by the pc it always was fixable
waagbull said:
Maybe a stupid question..... but have you tried to refurbish with LGUP ? As long as it detects the phone LGUP should do the rest itself, or doesnt it? Have not bricked my LG before, but have bricked my sony device and as long as it got detected by the pc it always was fixable
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Thats the problem, pc doesnt recognize it :c

Help with LG G4 Model Number

Hi,
I am confused regarding my LG G4 model number.
Because Under About Phone -> Hardware Info it shows LG-H815.
But when I connect it to pc & using adb devices, adb lists it as LGLS991e484402e.
Also LS991 0423 is printed on back of the phone near camera & speaker.
But under the battery the sticker with IMEI displays LG-H815 !
What is the model number ?
I need to find it in order to update it.
Are you checking for compatibility with a rom? If so, H815 is the number you're looking for.
OmnipotentPilot said:
Are you checking for compatibility with a rom? If so, H815 is the number you're looking for.
Click to expand...
Click to collapse
I want to upgrade / root my LG G4 to marshmallow so i am confused which firmware do I use ? apart from it can I sideload OTA ? my current software version is H81510h
OmnipotentPilot said:
Are you checking for compatibility with a rom? If so, H815 is the number you're looking for.
Click to expand...
Click to collapse
& Is it possible to run H811510h on LS991 model ? or is it possible to change LS991 model number with H815 ?
vishvesh098 said:
& Is it possible to run H811510h on LS991 model ? or is it possible to change LS991 model number with H815 ?
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Don't worry about the LS991 number. H815 is the version of your phone, the G4 international.
vishvesh098 said:
I want to upgrade / root my LG G4 to marshmallow so i am confused which firmware do I use ? apart from it can I sideload OTA ? my current software version is H81510h
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How are you planning on updating? Flashing a rom from xda-developers? If you're not sure, I'd recommend something like imperium rom, which is based on stock and has much the same behavior but is rooted with more options. Just make sure to download the one for H815. Of course, you'll need to have an unlocked bootloader and custom recovery before you can do this. Do you have custom recovery already?
OmnipotentPilot said:
Don't worry about the LS991 number. H815 is the version of your phone, the G4 international.
How are you planning on updating? Flashing a rom from xda-developers? If you're not sure, I'd recommend something like imperium rom, which is based on stock and has much the same behavior but is rooted with more options. Just make sure to download the one for H815. Of course, you'll need to have an unlocked bootloader and custom recovery before you can do this. Do you have custom recovery already?
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Is there any way to install custom recovery without Download mode (& of course without root !) ? Because there is one more problem ! I cant get into download mode. If I use Vol up+ & insert usb cable then I get "Secure boot error 1014" & if i use adb reboot-bootloader or reboot bootloader phone restarts normally. Also fastboot mode is not working. Fastboot devices either do nothing or waiting for device ! USB debugging & OEM unlock is on.
vishvesh098 said:
Is there any way to install custom recovery without Download mode (& of course without root !) ? Because there is one more problem ! I cant get into download mode. If I use Vol up+ & insert usb cable then I get "Secure boot error 1014" & if i use adb reboot-bootloader or reboot bootloader phone restarts normally. Also fastboot mode is not working. Fastboot devices either do nothing or waiting for device ! USB debugging & OEM unlock is on.
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Click to collapse
The only method we have for our phones at this point is to use Download mode.... have you done some research on that error? Google or the forum search tool?
OmnipotentPilot said:
The only method we have for our phones at this point is to use Download mode.... have you done some research on that error? Google or the forum search tool?
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Yes I have searched for that & some related errors. But almost all of them says that it is because of locked bootloader & to unlock the bootloader I need to enter fastboot mode (Not working as of now) also I have tried many drivers mentioned in the posts (LG universal, LG WHQL etc), LG Bridge, LG PC suit, LG flash tool, LG mobile support tool etc & Also tried the same things on Windows 7.
I don't really know much about fastboot problems, you'll have to look elsewhere for help. Sounds like that's your next step, though. Look for people who can help you get fastboot/download mode working.
OmnipotentPilot said:
I don't really know much about fastboot problems, you'll have to look elsewhere for help. Sounds like that's your next step, though. Look for people who can help you get fastboot/download mode working.
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Yes I am currently working on fastboot mode.
Hi Vishesh,
Were you able to rectify the problem and and update the phone ? I am facing the same problem with my g4 H815

Flashed LG G5 Stock Rom onto my MOTO G5!

Guys please help, I thought my mobile was LG G5 but its the Moto G5!
I flashed the LG stock on it and now nothings working!
I carn't access recovery etc.
When i plug the phone into the PC it shows up Under my Computer as
LG Airdrive!
How can i revert back to install the custom rom onto my Moto G5?
Any Help would be apprecited.
Thank You.
benayres1993 said:
Guys please help, I thought my mobile was LG G5 but its the Moto G5!
I flashed the LG stock on it and now nothings working!
I carn't access recovery etc.
When i plug the phone into the PC it shows up Under my Computer as
LG Airdrive!
How can i revert back to install the custom rom onto my Moto G5?
Any Help would be apprecited.
Thank You.
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Can you access bootloader??
No I Carn't
benayres1993 said:
No I Carn't
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You will either need a new motherboard or a repair shop with probably a j-tag that can replace the bootloader
However if you try & put the phone into bootloader mode although it may not show on the screen it may still be possible to flash correct firmware via fastboot - if not the only option is the above
Wtf dude
U just bricked your phone
I think the best thing to do at this point is to turn it into a repair shop, and please don't be so stupid next time, you MUST NOT flash anything before knowing the exact model of your phone!

LG G4 HardBrick (uknown devices In devices Manager) HElp

Hello Guys I have Lg G4 VS986
Im trying to Flash it To original Firmware But My Phone StuCk here
See the Image
I already Install ALl LG Driver.
I know the verizon have Own Driver and install it
Btw i have Lg G4 F500 and working Fine.
Any help Will appreciated thanks ..
https://www.theandroidsoul.com/download-lg-g4-driver-for-windows-and-mac-mtp-adb-download-mode/
Here are drivers. Ur device is not hard bricked btw have u enabled USB debugging? Mtp connection? Which version of android? Unlocked/locked bootloader?
If you ate trying to downgrade because of lg up error downgrading from N you will need the downgrade files !!!

LG-G3 D851 - Can't Root and Can't unlock Bootloader

Dear all,
I'm stuck and I don't know what to do.
I can't root my LG G3 D851 (T-Mobile) phone.
Recovery mode is only deleting the files (Original LG screen).
Purple, oneclickroot, kingroot they all fail cause they can't start in Recovery Mode.
I think that my Bootloader is blocking this, but LGUP doesn't recognize my Phone.
LG Flash no working DLL? I'm stuck and I'm starting to miss ODIN.
Is anyone able to help?
Cause I don't see it anymore
I have a variant of your phone, the LG G3 D858HK, I sort-of had the same issue and also found that KingRoot, Purple, etc failed, but Towelroot worked when I took the phone out Recovery Mode ..... after about the 10th attempt at trying to root using it that is...... Apparently it can take several attempts using the app before you obtain root
Mr-Dutch said:
Dear all,
I'm stuck and I don't know what to do.
I can't root my LG G3 D851 (T-Mobile) phone.
Recovery mode is only deleting the files (Original LG screen).
Purple, oneclickroot, kingroot they all fail cause they can't start in Recovery Mode.
I think that my Bootloader is blocking this, but LGUP doesn't recognize my Phone.
LG Flash no working DLL? I'm stuck and I'm starting to miss ODIN.
Is anyone able to help?
Cause I don't see it anymore
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Click to collapse
You can't unlock the bootloader. You have to downgrade to a lower version of lollipop, root with kingoroot, and run autorec.
iloveoreos said:
You can't unlock the bootloader. You have to downgrade to a lower version of lollipop, root with kingoroot, and run autorec.
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Sorry for the late reply.
Yeah I found out as well!
Thanks!

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