Hi I need help my lg k8 has bootloop - Android Q&A, Help & Troubleshooting

Hello friends I have a lg k8 version K371 AT & T But after I root with kingo root throws me this message and can not find KDZ to repair it.
This error:
boot verificacion fail!!
- cause : MISMATCH SIG_LEN
I have another phone of the same model if I can not serve to support and fix it but do not know how.
lg bridge not detected in download mode
sorry i dont speak english
used google translate
:crying: :crying:

Maybe your bootloader's signature mismatch

Alex1zz said:
Hello friends I have a lg k8 version K371 AT & T But after I root with kingo root throws me this message and can not find KDZ to repair it.
This error:
boot verificacion fail!!
- cause : MISMATCH SIG_LEN
I have another phone of the same model if I can not serve to support and fix it but do not know how.
lg bridge not detected in download mode
sorry i dont speak english
used google translate
:crying: :crying:
Click to expand...
Click to collapse
You will be in the same situation as me. KingRoot right?

I have the same problem with my LG Pheonix 2 (LG-K371 from AT&T) and cannot find the firmware anywhere ...

And you're not going to find it. Its AT&T, they won't let LG give the firmware out, thats why there's no kdz, no switch or bridge. You have no choice but send it in under warranty and hopefully they won't deny coverage. The LG service center in TX is notorious for denying repairs under warranty!!!

Related

[Q] LG p503 bricked , help needed

trying to update my optimus one 503 through the LG pc suite , i just got the damn thing 2 weeks ago by the way from duabi , it went into emergency mode while connected , tried to switch it on after i got no response fomr it , all i get is the lg logo on a black bg , and stays that way till i disconnect the battery , now i'm in egypt and LG support center here never even heard of android phones , so any help guy ,
is it possible to install the p500 firmware onto my p503 or will there be implications
- anyone know how i can optain the LG firmware for LGp503
appreciate all suggestions
The only thing I can suggest to you is to look at this thread
Hope it will help.
thank's janeez , i'll give it a try and keep my fingers crossed , thanks you for sharing
jimmy_flash said:
trying to update my optimus one 503 through the LG pc suite , i just got the damn thing 2 weeks ago by the way from duabi , it went into emergency mode while connected , tried to switch it on after i got no response fomr it , all i get is the lg logo on a black bg , and stays that way till i disconnect the battery , now i'm in egypt and LG support center here never even heard of android phones , so any help guy ,
is it possible to install the p500 firmware onto my p503 or will there be implications
- anyone know how i can optain the LG firmware for LGp503
appreciate all suggestions
Click to expand...
Click to collapse
Take a look on getting firmware with help of serial number (bottom of main post), than you get firmware, which is 100% compatible (it should be because it comes from manufacturer). NOTE: When I check it last time, it doesn't work for me, so please report if it works or not.
Than you turn your phone into recovery and continue with steps mentioned in how-to which janez87 already mentioned.
Recovered Bricked P503
I bricked my Chinese P503 by attempting to install P500 Euro onto it.
Using the process from the suggested thread above I put back the out of box Chinese P503 and its alive again ... all be it in Chinese.
don't worry p500 is compatible with p503. mine was bricked too trying to upgrade thru lg update.
i just dowload an original p500 firmware and update my p503 using the steps posted in this forum.

about 4.4 kdz need help

Hi guys i flashed my Lg G2,with italy open 16gb kdz. After flash i enter in Download mode and i see my device is rooted but before i never rooted my Lg G2 .i tried with another kdz file , but it's seem......sry for my bad english i hope someone can understand that's i said..

Unable To upgrade lg g2 to lollipop -Need Help :(

Hello every one,
I am sanju few days back i ge replaced my lg g2 screen , i don't whether it's authentic screen or not because i get replaced it from local store instead of lg store , ok but now the problem is whenever i tried to upgrade my lg g2 to lollipop it doesn't upgrade to it , i have not received any OTA update so i am trying to upgrade it from the lg PC suite but whenever i tried to upgrade i got the following as shown in below attachments (sorry my bad english).
It will be really appreciated if some one help me , i have also done factory reset from my phone.
Thank you.
Sanju
sanjuoo7 said:
Hello every one,
I am sanju few days back i ge replaced my lg g2 screen , i don't whether it's authentic screen or not because i get replaced it from local store instead of lg store , ok but now the problem is whenever i tried to upgrade my lg g2 to lollipop it doesn't upgrade to it , i have not received any OTA update so i am trying to upgrade it from the lg PC suite but whenever i tried to upgrade i got the following as shown in below attachments (sorry my bad english).
It will be really appreciated if some one help me , i have also done factory reset from my phone.
Thank you.
Sanju
Click to expand...
Click to collapse
Put your imei no. in this page and check for latest firmware available,
It will show msg like, "Download firmware, version V30 or V20"
if its showing V30 then its lollipop, download it (1.65gb approx) and use LG flash tool to flash it
Edit: from next time, don't start a new thread !!

LG v10 Update android

Hi, i recently stay in the US and bought an LG v10 H900 unlocked..... (last carrier was AT&t). Now In Argentina I want to update Android and gives me an error. how Can anyone help me?
I would be grateful
thanks
Try to update with LG Brig
pancho1979 said:
Hi, i recently stay in the US and bought an LG v10 H900 unlocked..... (last carrier was AT&t). Now In Argentina I want to update Android and gives me an error. how Can anyone help me?
I would be grateful
thanks
Click to expand...
Click to collapse
You can simply update your V10 via LG Bridge software. Just download and install LG Bridge into your pc and connect the phone via USB cable. It'll detect your V10 and then you can easily update your phone from there. Also it is advised to create a full backup before performing system update! :good:

Need help with new firmware upgrade

My phone firmware is H82011k. LG Bridge Update gave me H820PR20a( the same from lg-firmware.com ). When phone enter in download mode LG Bridge stops downloading and tells to remove battery and connect again, but nothing happens.
Tried to upgrade using LGUP . When phone enter in download mode aplication gave error "Anti-rollback version is smaller ..."
With Upercut the same problem
So how to get grabbed from LG Bridge upgrade into phone.
Your phone is H820 - AT&T - version H82011k, yes?
H820PR20a - this update for H820PR (PuertoRico) . You Can't update H820 with H820PR firmware!
H820 have different boot then H820PR
story1991 said:
Your phone is H820 - AT&T - version H82011k, yes?
H820PR20a - this update for H820PR (PuertoRico) . You Can't update H820 with H820PR firmware!
H820 have different boot then H820PR
Click to expand...
Click to collapse
I'am agree with you but why LG Bridge gave me this firmware?
http://www.mediafire.com/file/cz0nsuzyua58fd4/H820PR20a_00_1123.kdz
I agree to brick my phone. How to insert this firmware into it?
I also forget to mention when i first time connect phone to LG Bridge program gave me latest firmware from at&t ( same installation problem ). Next day when i found how to grab .kdz file, LG Bridge decide to update my phone with PR version. Dont now how to cheat LG Bridge to give me at&t version.
So pls H820 owners install LG Bridge, press Software Update, afther download complete
make sure that u can see hidden files from windows
go to C:\Users\YourUsername\AppData\Local\LG Electronics\LG Bridge\SWUpgrade\Image
and save Image.kdz elsewhere in your computer. then share it to us.
thx
Va1erka said:
I also forget to mention when i first time connect phone to LG Bridge program gave me latest firmware from at&t ( same installation problem ). Next day when i found how to grab .kdz file, LG Bridge decide to update my phone with PR version. Dont now how to cheat LG Bridge to give me at&t version.
So pls H820 owners install LG Bridge, press Software Update, afther download complete
make sure that u can see hidden files from windows
go to C:\Users\YourUsername\AppData\Local\LG Electronics\LG Bridge\SWUpgrade\Image
and save Image.kdz elsewhere in your computer. then share it to us.
thx
Click to expand...
Click to collapse
How? At&t doesn't share their kdz and tot files. How can you grab it from lg bridge?
It'll probably only grab the PR's kdz instead.
ChristopherXI said:
How? At&t doesn't share their kdz and tot files. How can you grab it from lg bridge?
It'll probably only grab the PR's kdz instead.
Click to expand...
Click to collapse
Don't be so sure. First day i recieve about 1500Mb Firmware, next day 2100Mb.
Va1erka said:
Don't be so sure. First day i recieve about 1500Mb Firmware, next day 2100Mb.
Click to expand...
Click to collapse
Screenshot of the firmware file?
No screenshots.
Va1erka said:
No screenshots.
Click to expand...
Click to collapse
No proofs then
G5 owners dont need proofs. Everyone need new firmware. So let start installing Lg Bridge and try
Va1erka said:
G5 owners dont need proofs. Everyone need new firmware. So let start installing Lg Bridge and try
Click to expand...
Click to collapse
Cool down! No way to update without AT&T sim and USA network!
LG G5 H820 AT&T DOESN'T SUPPORT LG BRIDGE!!!!!!!!!!!!!!!!!Only FOTA updates!
AT&T H820 site says :
Software Ugrade tool - NO
Software Update Only Available Over-The-Air!
Ok. How to install PR version? Witch software should i use?
No body knows, for me LGUP Gives error : Antirollback version is smaller!

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