[Q] Re Install android OS in LG Optimus L3 E400 - Optimus L3, L5, L7 Q&A, Help & Troubleshooting

Recently I have rooted my android phone. after rooting its not booting up now..Just displaying white screen. I have tried go to the boot loader by pressing (Hold POWER + Vol Down) but its not working in my phone. After some searching in Google I have founded the solution is Re installing android OS. How to do that., or there is any other recovery option is there?. Thanks in advance
I am using LG Optimus L3 E400

KDZ-Flasher

Re Install android OS
Ygreck said:
KDZ-Flasher
Click to expand...
Click to collapse
Can you please explain a little more?. Actually I don't have a proper idea about how android OS works.Thanks

why you post before search!!?? use your search engine...
type this: "how to unbrick lg e400"
it's a same way how to change firmware

Related

[Q] P999 Hangs on load screen after flash

Hi,
As you'll no doubt be able to tell, I'm a noob with custom ROM's. .
I have an LG P999 on Wind Mobile in Canada.
I have:
Rooted the device with SuperOneClick
Installed Super User (The Clockworkmod Version)
Installed Clockwork ROM Manager
Followed Instructions to flash Cyanogenmod 7.
Rebooted.
The phone now hangs as soon as the loading screen appears. The screen with the LG logo and blu-ish shapes.
I have tried Removing the battery and replacing it, then restarting the phone holding PWR and - Volume key.
This appears to run the vanilla recovery with very limited options. No sign of Clockworkmod Manager.
LG Support Tool cannot communicate with the device once it starts trying to update ( or perform update recovery).
I have a copy of Miui G2x 1.8.19, but cannot do anything with it.
Can anyone help me identify where I zigged when I should have zagged?
Thanks in advance.
IridianDesigns said:
Hi,
As you'll no doubt be able to tell, I'm a noob with custom ROM's. .
I have an LG P999 on Wind Mobile in Canada.
I have:
Rooted the device with SuperOneClick
Installed Super User (The Clockworkmod Version)
Installed Clockwork ROM Manager
Followed Instructions to flash Cyanogenmod 7.
Rebooted.
The phone now hangs as soon as the loading screen appears. The screen with the LG logo and blu-ish shapes.
I have tried Removing the battery and replacing it, then restarting the phone holding PWR and - Volume key.
This appears to run the vanilla recovery with very limited options. No sign of Clockworkmod Manager.
LG Support Tool cannot communicate with the device once it starts trying to update ( or perform update recovery).
I have a copy of Miui G2x 1.8.19, but cannot do anything with it.
Can anyone help me identify where I zigged when I should have zagged?
Thanks in advance.
Click to expand...
Click to collapse
Well for starters, you zigged into the wrong forum. This forum is for the LG G2(2013).
http://forum.xda-developers.com/lg-g2x
Is that the device you're looking for?
edit
don't have the time ore energy to explain
Koopa777 said:
Well for starters, you zigged into the wrong forum. This forum is for the LG G2(2013).
http://forum.xda-developers.com/lg-g2x
Is that the device you're looking for?
Click to expand...
Click to collapse
My apologies. I searched lg p999, and this was the forum which returned. Guess I'll keep looking.

[Q] Cant Root LG Optimus E400 L3

Hello Guys,
Im Trying To Root My Device But Cant Success To It! On Some Post's I Found That If I Install V10D_00.kdz I Can Root The Device But I Cant Install V10D_00!
I First Installed V10L_00 Using KDZ UpdateR!
When I Try To Install V10D_00 Using KDZ after Flashing The Rom The Device Stucks At Boot Screen!
This Is What happens.!
LG LOGO
WHITE BLANK SCREEN
*DEVICE REBOOTS*
LG LOGO
WHITE BLANK SCREEN
*DEVICE REBOOTS*
And This Continues..
Also I Get Some Error On KDZ Updater!(Screenshot Attached)
Please Help
Thanks.
Not every stock rom compatible to your L3 . That's why you failed flashing KDZ. To root Lg L3 just use spectrum root and don't forget to enable usb debugging on developer option on your phone and enable unknown source from security.
u mus disable modem driver before flash to get out "wparam= 100 lparam= 6"
usb drivers
AppY.fTw.wOw^ said:
Hello Guys,
Im Trying To Root My Device But Cant Success To It! On Some Post's I Found That If I Install V10D_00.kdz I Can Root The Device But I Cant Install V10D_00!
I First Installed V10L_00 Using KDZ UpdateR!
When I Try To Install V10D_00 Using KDZ after Flashing The Rom The Device Stucks At Boot Screen!
This Is What happens.!
LG LOGO
WHITE BLANK SCREEN
*DEVICE REBOOTS*
LG LOGO
WHITE BLANK SCREEN
*DEVICE REBOOTS*
And This Continues..
Also I Get Some Error On KDZ Updater!(Screenshot Attached)
Please Help
Thanks.
Click to expand...
Click to collapse
if you will remove all the drivers reboot and reinstall drivers
then plug phone and flash in emergency mode for 99.99% work 1st time
AppY.fTw.wOw^ said:
Hello Guys,
Im Trying To Root My Device But Cant Success To It! On Some Post's I Found That If I Install V10D_00.kdz I Can Root The Device But I Cant Install V10D_00!
I First Installed V10L_00 Using KDZ UpdateR!
When I Try To Install V10D_00 Using KDZ after Flashing The Rom The Device Stucks At Boot Screen!
This Is What happens.!
LG LOGO
WHITE BLANK SCREEN
*DEVICE REBOOTS*
LG LOGO
WHITE BLANK SCREEN
*DEVICE REBOOTS*
And This Continues..
Also I Get Some Error On KDZ Updater!(Screenshot Attached)
Please Help
Thanks.
Click to expand...
Click to collapse
After using the KDZ Updater try to hard reset it, by pressing the power key, volume down key, and home key at once. It will boot and you will see an android unpacking a box, wait for it to finish. After that your phone will be as good as new(I hope).
gamerkram said:
After using the KDZ Updater try to hard reset it, by pressing the power key, volume down key, and home key at once. It will boot and you will see an android unpacking a box, wait for it to finish. After that your phone will be as good as new(I hope).
Click to expand...
Click to collapse
Thanks! I Found That This Works!

[Q] LG Optimus L7 won't do stuff [SOLVED]

Hello everyone,
I have a somewhat big problem.
I recently installed a custom ROM called MIUI V5 for my optimus L7.
When I installed it I forgot to install GAPPS.zip
I didn't think much of it, so I just booted my device it booted normally and showed the android jellybean logo with a loading bar saying "Optimizing apps please wait" after that some error messages showed up saying : "Unfortunately, System UI has stopped." "Unfortunately, the process com.android.phone has stopped." "Unfortunately, Xiaomi service framework has stopped." Clicking OK on these pop-ups would close them and then they would re-open in an instant.
I have looked everywhere for a fix but unfortunately I can't boot into recovery mode using the volume up( or down, tried both stuck on LG logo) + home + power button combination. I also tried to flash the phone a stock rom while in "Emergency mode!!" with KDZ and KDZ couldn't find my phone, I had installed every driver I could find but it didn't work. I searched the XDA forums for hours and yet still, no fix. I am truly desperate for a fix because I want to be able to use it again.
Can someone please help me out/ provide me with some more options?
Thanks for reading and thanks for helping in advance
If you have any questions about things I left out, feel free to ask I will respond to them all
Hi. Try putting phone in download mode, in my L5 i had to pull out battery, and while pressing vol - plug phone into USB - do this with battery pulled of your phone, dont insert it!!!. Next use LGMobile Support Tool, then go to options>upgrade recovery. It should find your phone. Then go what app wants u to do Hope it solved ur problem, it solved my bricked L5, i couldnt use KDZ. Good Luck
Katuri said:
Hi. Try putting phone in download mode, in my L5 i had to pull out battery, and while pressing vol - plug phone into USB - do this with battery pulled of your phone, dont insert it!!!. Next use LGMobile Support Tool, then go to options>upgrade recovery. It should find your phone. Then go what app wants u to do Hope it solved ur problem, it solved my bricked L5, i couldnt use KDZ. Good Luck
Click to expand...
Click to collapse
Dude, thanks alot! I don't know what I did but my phone got into sync mode and KDZ worked for me so I installed a stock V20D on my L7, I don't know what I did but it worked.
Thanks again!

[Q] cant get to recovery mod in lg g2 d802

dear friends
i messed with my device trying to root device and get new custom rom then i wipe everything and stuck in lg logo after many times to fix this finally i get my phone work again with stock kitkat
but my problem now i cant get to recovery mod only for downloading mod and written there rooted with red color
anyway to get into recovery mod again and make hard reset to make as new as i bought first time ????
by the way i flashed many times kdz stock rom and same problem exist
my phone is lg g2 d802 32gb
omarsalah007 said:
dear friends
i messed with my device trying to root device and get new custom rom then i wipe everything and stuck in lg logo after many times to fix this finally i get my phone work again with stock kitkat
but my problem now i cant get to recovery mod only for downloading mod and written there rooted with red color
anyway to get into recovery mod again and make hard reset to make as new as i bought first time ????
by the way i flashed many times kdz stock rom and same problem exist
my phone is lg g2 d802 32gb
Click to expand...
Click to collapse
Did you pick normal flash or CSE flash? If you picked CSE you definitely will not be rooted after its done. Hard reset is vol down + power then vol up + vol down when lg logo comes up.
Art Vanderlay said:
Did you pick normal flash or CSE flash? If you picked CSE you definitely will not be rooted after its done. Hard reset is vol down + power then vol up + vol down when lg logo comes up.
Click to expand...
Click to collapse
thanks for ur fast reply
i flashed last time by lg support tool its web upgrading but i need to figure out how to make it manually step by step again with ease , can u help me with some links to do so and get to recovery again as if i push vol dn + pwr not working anymore on my device !!
your help is much apreciated
omarsalah007 said:
thanks for ur fast reply
i flashed last time by lg support tool its web upgrading but i need to figure out how to make it manually step by step again with ease , can u help me with some links to do so and get to recovery again as if i push vol dn + pwr not working anymore on my device !!
your help is much apreciated
Click to expand...
Click to collapse
Its really easy this time just look here
Download your regions firmware, run the flashtool as administrater and pick CSE flash. Thats all you need to do. As for the factory reset, try the steps that i wrote above, its a bit different from the old way.
Art Vanderlay said:
Its really easy this time just look here
Download your regions firmware, run the flashtool as administrater and pick CSE flash. Thats all you need to do. As for the factory reset, try the steps that i wrote above, its a bit different from the old way.
Click to expand...
Click to collapse
i will try this later today and will give u feed back
thank u
All work good , I downgrade to 4.2.2 by .tot file then upgrade by flashing kdz 4.4.2 :thumbup:
Sent from my LG-D855 using XDA Free mobile app

[Q] LG d802 recovery hell

Hi All,
I hoping some kind soul will guide/lend a helping hand here?
Here's my problem, I own an LG G2 d802, running kk4.2.2, rooted via towelroot.
Today I decided to for the first time to delve into the world of custom ROM's and what a mistake it was
Basically I downloaded TWRP for d802(img), gapps(d802 version), and cm Resurrection Remix and then I made the fatal mistake of using Flashify to flash TWRP to my phone and rebooting. After doing this I can no longer enter download mode, recovery mode, and when I try to go to either I get the ERROR: boot certification verify: secure booting error.
When I i plug my phone into my computer (drivers & LG support tool installed) my computer recognizes my device, however it displays around 10 or so removable drives i.e f, g, r etc and lots of messages appear saying i need to format them before they can be used and Support tool doesn't recognize my phone as being connected at all
I have searched lots of threads and now realize that Instead of using Flashify I should have used Autorec(lesson learned), I have also searched for possible solutions and the only
one which looks remotely viable is here:
http://forum.xda-developers.com/showthread.php?t=2582142
My only problem is I have LG G2 d802 32gb model and the files in the above guide/solution are for the LG G2 d802 16gb 10a and even then if they was the correct files I think i would still have a very hard time following/using the files to make my phone live again and also have no knowledge/exp with Linux distro's.
I am a total noob/idiot and don't have a clue how I am going to fix my phone and have pretty much pulled out whats left of my hair in despair!!
Please help me.
Kindest regards, Dark.
darkrituals said:
Hi All,
I hoping some kind soul will guide/lend a helping hand here?
Here's my problem, I own an LG G2 d802, running kk4.2.2, rooted via towelroot.
Today I decided to for the first time to delve into the world of custom ROM's and what a mistake it was
Basically I downloaded TWRP for d802(img), gapps(d802 version), and cm Resurrection Remix and then I made the fatal mistake of using Flashify to flash TWRP to my phone and rebooting. After doing this I can no longer enter download mode, recovery mode, and when I try to go to either I get the ERROR: boot certification verify: secure booting error.
When I i plug my phone into my computer (drivers & LG support tool installed) my computer recognizes my device, however it displays around 10 or so removable drives i.e f, g, r etc and lots of messages appear saying i need to format them before they can be used and Support tool doesn't recognize my phone as being connected at all
I have searched lots of threads and now realize that Instead of using Flashify I should have used Autorec(lesson learned), I have also searched for possible solutions and the only
one which looks remotely viable is here:
http://forum.xda-developers.com/showthread.php?t=2582142
My only problem is I have LG G2 d802 32gb model and the files in the above guide/solution are for the LG G2 d802 16gb 10a and even then if they was the correct files I think i would still have a very hard time following/using the files to make my phone live again and also have no knowledge/exp with Linux distro's.
I am a total noob/idiot and don't have a clue how I am going to fix my phone and have pretty much pulled out whats left of my hair in despair!!
Please help me.
Kindest regards, Dark.
Click to expand...
Click to collapse
I am literally going insane now is there no one here that can even be so kind to say if the above is even the correct way for me to go? or point out a way which may be better or a step by step/link to things I need?
I really don't have the exp/confidence or knowledge to be bale to know if its correct or not and really don't want to make things worse by trying something that may not be right
Can find threads and websites which have similar type situation but all seem to have slightly different to my own as most can seem to have download mode or still be able to boot their OS but i cant do either.
is this below method any use for my situation?
http://www.lg-phones.org/guide-to-flash-restore-unbirck-verizon-lg-g2.html
darkrituals said:
<!-- Omitted for Brevity --!>
Click to expand...
Click to collapse
You say in your original post you're running KK 4.2.2. 4.2.2 is Jellybean not KitKat, so which one are you running exactly?
If you didn't use AutoRec your bootloader should still be a Kitkat Bootloader since AutoRec's job is to downgrade your Bootloader to Jellybean.
There are 2 ways to access Recovery Mode on a G2 depending on the current Bootloader.
Method 1 (Jellybean Bootloader)
Turn G2 Off. Hold PWR + VOL DWN, when LG Logo appears let go and hold PWR + VOL DWN.
Method 2 (KitKat Bootloader)
Turn G2 Off. How PWR + VOL DWN, when LG Logo appears, let go and hold VOL UP + VOL DWN.
Do either of those work?
d00lz said:
You say in your original post you're running KK 4.2.2. 4.2.2 is Jellybean not KitKat, so which one are you running exactly?
If you didn't use AutoRec your bootloader should still be a Kitkat Bootloader since AutoRec's job is to downgrade your Bootloader to Jellybean.
There are 2 ways to access Recovery Mode on a G2 depending on the current Bootloader.
Method 1 (Jellybean Bootloader)
Turn G2 Off. Hold PWR + VOL DWN, when LG Logo appears let go and hold PWR + VOL DWN.
Method 2 (KitKat Bootloader)
Turn G2 Off. How PWR + VOL DWN, when LG Logo appears, let go and hold VOL UP + VOL DWN.
Do either of those work?
Click to expand...
Click to collapse
Hi d00lz,
Thanks for your reply, my mistake its 4.4 and definitely kitkat . I have tried the above and I get LG logo then boot verification error message then black screen.
When i do download mode key sequence with USB lead I get black screen backlit.
darkrituals said:
Hi d00lz,
Thanks for your reply, my mistake its 4.4 and definitely kitkat . I have tried the above and I get LG logo then boot verification error message then black screen.
When i do download mode key sequence with USB lead I get black screen backlit.
Click to expand...
Click to collapse
Well since you can't access Recovery Mode, you can't access Download Mode and your receiving a Boot Error, It sounds like your only option here is to follow this tutorial.
As for the files you need, you have a 32GB D802. Download this .7z package and extract it. You'll find all the .img files you need. Now follow the tutorial .
d00lz said:
Well since you can't access Recovery Mode, you can't access Download Mode and your receiving a Boot Error, It sounds like your only option here is to follow this tutorial.
As for the files you need, you have a 32GB D802. Download this .7z package and extract it. You'll find all the .img files you need. Now follow the tutorial .
Click to expand...
Click to collapse
Hi again d00lz,
Thanks again for your speedy reply and also for the help , tutorial and for the files, extremely appreciated
I will have a go and hopefully it will be good news either way will post here my experience and outcome.
Many thanks again.
Dark.
darkrituals said:
Hi again d00lz,
Thanks again for your speedy reply and also for the help , tutorial and for the files, extremely appreciated
I will have a go and hopefully it will be good news either way will post here my experience and outcome.
Many thanks again.
Dark.
Click to expand...
Click to collapse
No worries hope everything goes well If you're unsure if any commands just send me a message or post here.
Note: It's nice to hit the "thanks" button under my posts if you are thankful Saying thanks without clicking the thanks button is like a slap in the face .
d00lz said:
No worries hope everything goes well If you're unsure if any commands just send me a message or post here.
Note: It's nice to hit the "thanks" button under my posts if you are thankful Saying thanks without clicking the thanks button is like a slap in the face .
Click to expand...
Click to collapse
Quick update just before i commenced with the tutorial , i once again tried the key sequence for Download mode and recovery mode and to my surprise got a different result to yesterday!
I now can do factory reset which wouldn't let me do yesterday , have started it but now worried as its been the little green android man with blue spinning cogs in his chest for about for 15 minutes now and fear i may have made things worse
darkrituals said:
Quick update just before i commenced with the tutorial , i once again tried the key sequence for Download mode and recovery mode and to my surprise got a different result to yesterday!
I now can do factory reset which wouldn't let me do yesterday , have started it but now worried as its been the little green android man with blue spinning cogs in his chest for about for 15 minutes now and fear i may have made things worse
Click to expand...
Click to collapse
Android man screen has now gone thank god but now in its lace is the dreaded black backlit screen, and when powered off and on again still get the dame LG logo and boot verification/security error oh well was worth a try i guess and back to the tutorial you gave with the files

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