[GUIDE] [UNBRICK]LG Magna H502F Stock Rom - LG Magna Guides, News, & Discussion

Your LG Magna(H502) stuck on lg logo or bootlooping follow this guide to fix your device
Requirements:
USB Cable
LG Driver
LG FlashTool
MegaLock.dll
H502F Stock ROM
Let's start
1.Install the LG Driver
2.Install LG FlashTool and don't run it yet
3.Copy MegaLock.dll and replace in the folder LG FlashTool (C:\LG\LGFlashTool)
4.Turn off your device(remove battery and put it back to be sure its off)
5.Press and Hold the Volume UP button,plug in the USB cable and hold until you see "Firmware Update" you are now in download mode
Don't plug into usb 3.0 port and try other ports if getting issues
6.Open Device Manager on your PC
Go on "Ports (COM & LPT)" if the driver is installed properly, you will see "LGE Mobile USB Serial Port (COMxx)"
We need to change the COM port number to 41
Double click on "LGE Mobile USB Serial Port"
Go to Port Settings Tab and click Advanced
Change COM Port Number to COM41 and click OK
Disconnect USB cable,wait a few seconds and reconnect or reboot back in download mode to check if the drivers are working properly
7.Open LG FlashTool as admin
Tick the Select Manual Mode box
Extract LG Magna H502F.rar
Click the DLL "....." button and select the DLL found in the extracted folder(LGH502f_20150416_LGFLASHv190.dll)
Click the S/W add button and select the file with the .tot extension(LGH502fAT-00-V10a-CIS-XX-MAR-16-2015+0.tot)
Don't touch anything else and press ok
Flashing will format the phone all data will be lost
8.Click on the Yellow Arrow Button at the top left and it will start the flashing process
When you see ready in a few seconds you will be asked to disconnect and reconnect the cable and it will start flashing
It will take some time
During the flashing process, the phone will reboot itself and will display "MiniOS Factory Reset Status".Don't worry about it
When you see pass in FlashTool and Factory Reset Status 3 on your phone means the flashing process is completed
Disconnect the cable and remove the battery
Power on your phone and enjoy your working phone again (Don't forget to disconnect USB cable else if you didn't close the FlashTool it will go back in download mode and flash again)
Fixing problems
Factory Reset Status 2 and download fail
Method 1
1.Disconnect the cable and take out the battery after some seconds insert back
2.Press and hold both the power button and the volume down and hold until LG logo appears release the buttons and immediately press and hold both buttons again to go in Factory Reset
3.Choose Yes, then Yes again, the phone will reboot
Method 2
1.In step 7 where we are setting up the FlashTool change the action mode to Board DL instead of Upgrade DL
2.When the flashing is done your phone will reboot to the AAT Screen
3. Hold down power button and press normal boot (+power) your phone will reboot. (dont forget to disconnect usb cable or close the FlashTool)

LGE Mobile USB Serial Port (COMxx) doesnt appear on my device manager..help me please??

danvelle said:
LGE Mobile USB Serial Port (COMxx) doesnt appear on my device manager..help me please??
Click to expand...
Click to collapse
Install LG Drivers from here : https://sourceforge.net/projects/avicohh/files/Android/LGUnitedMobileDriver_S51MAN313AP22_ML_WHQL_Ver_3.13.2.exe/download

danvelle said:
LGE Mobile USB Serial Port (COMxx) doesnt appear on my device manager..help me please??
Click to expand...
Click to collapse
Try installing the driver when you are in download mode or try other ports in your computer.If it still doesn't work try this driver http://oceanhost.eu/x1b0tjlhzw1z/LGUnitedMobileDriver_S51MAN313AP22_ML_WHQL_Ver_3.13.2.exe.htm

May the stock ROM work with h500f ?

Geralt1232 said:
May the stock ROM work with h500f ?
Click to expand...
Click to collapse
Nope

is this v10a? which ROM can be rooted and TWRPed?

xd
as I can install the KDZ I have the LG H502G And not catch any of that model Dll !! Help!!​

danvelle said:
LGE Mobile USB Serial Port (COMxx) doesnt appear on my device manager..help me please??
Click to expand...
Click to collapse
You have to enable "Show hidden devices"

I lost data connection often when playing games or using any app can this problem solved by installing stock rom again? Plzz tell me the solution

Trying to get rid out TWRP
If I ever flash stock firmware, does custom recovery/TWRP be removed ?

yes.it will be replaced with stock...
Sent from Valhalla

Lg magna
My lg magna is not booting.
I tried installing a custom ROM it showed that it was done but its not booting now. Its not even booting to recovery mode. I've not tried flashing the a ock ROM but will it work.will it boot in download mode?

go to view option appear on that window and click on 'show hidden devices'
danvelle said:
LGE Mobile USB Serial Port (COMxx) doesnt appear on my device manager..help me please??
Click to expand...
Click to collapse
Reply::go to view option appear on that window and click on 'show hidden devices'

Hello, I have the following problem. As in every other thing ive done to this phone (root, installing twrp, installing xposed) I always thought my model was LG-H502F. Though, my model is LG-H500F, I bought it from Greece, I recently bought Huawei P8 lite 2017 for myself and I gave my old LG to my father, he tell me that sometimes it lags and he is right. I think it lags because I uninstalled Xposed (flashed the uninstall zip using twrp) and also removed root, because he didnt need those things in his phone. The question is: Is there somewhere I can get the stock LG-H500F zip and what guide should I use? Ive been searching for a while now and can't find many topics related to LG-H500F. Thanks

Aneom7331 said:
Hello, I have the following problem. As in every other thing ive done to this phone (root, installing twrp, installing xposed) I always thought my model was LG-H502F. Though, my model is LG-H500F, I bought it from Greece, I recently bought Huawei P8 lite 2017 for myself and I gave my old LG to my father, he tell me that sometimes it lags and he is right. I think it lags because I uninstalled Xposed (flashed the uninstall zip using twrp) and also removed root, because he didnt need those things in his phone. The question is: Is there somewhere I can get the stock LG-H500F zip and what guide should I use? Ive been searching for a while now and can't find many topics related to LG-H500F. Thanks
Click to expand...
Click to collapse
https://lg-firmwares.com/lg-h500f-firmwares/
just find the country you are in.

I found this page earlier but can you import the kzd file to LG Flash tool? I didn't test this but, I guess it works. Thanks for replying

Aneom7331 said:
I found this page earlier but can you import the kzd file to LG Flash tool? I didn't test this but, I guess it works. Thanks for replying
Click to expand...
Click to collapse
yes. it will )

Hi, I'm in the same situation as Aneom7331, indeed I have a bricked LG Magna H500F and I'm trying to flashing a stock firmware. Where should I put the .kdz file in the lg flash tool 2.0.1.6? Moreover, the .kdz file has not a .dll file together with it, Thanks in advance

Someone have link to stock for h502y?

Related

Lgp990 stuck at logo screen, not detected by windows

Hi there, I'm new here but I have been following this forum for a long time.
Here's my problem:
I own a LGP990 with DJANGO rom. apart from the random stuck in the DJANGO loading screen which required me to reinstall it, it was all working fine.
Until yesterday, when I plugged it to recharge. The battery charged for a while and then got stuck for hours when almost done.
I unplugged it and try to turn it on but since that moment it always gets stuck at LG logo screen and when plugged it doesn't display any battery charging. I then tried to start recovery to reinstall from zip as I did every time it got stuck in the django loading screen, but recovery does not start.
No problem, I thought, lets smartflash/nvflash a stock rom and i'm good to go. Wrong, the phone won't even get recognized by windows, though I installed the driver several times (disabling driver signature as well) and running it as admin; i tried different driver versions, different usb cables... It does not even play that background sound when plugging usb devices...
I'm using windows 7 32bit.
That's it, I have ran out of ideas... anyone got one? (besides sending it to assistance, since warranty is voided)
little edit: whenever i plug the battery the phone start by itself!
gaernik said:
Hi there, I'm new here but I have been following this forum for a long time.
Here's my problem:
I own a LGP990 with DJANGO rom. apart from the random stuck in the DJANGO loading screen which required me to reinstall it, it was all working fine.
Until yesterday, when I plugged it to recharge. The battery charged for a while and then got stuck for hours when almost done.
I unplugged it and try to turn it on but since that moment it always gets stuck at LG logo screen and when plugged it doesn't display any battery charging. I then tried to start recovery to reinstall from zip as I did every time it got stuck in the django loading screen, but recovery does not start.
No problem, I thought, lets smartflash/nvflash a stock rom and i'm good to go. Wrong, the phone won't even get recognized by windows, though I installed the driver several times (disabling driver signature as well) and running it as admin; i tried different driver versions, different usb cables... It does not even play that background sound when plugging usb devices...
I'm using windows 7 32bit.
That's it, I have ran out of ideas... anyone got one? (besides sending it to assistance, since warranty is voided)
little edit: whenever i plug the battery the phone start by itself!
Click to expand...
Click to collapse
thats an issue I had, power button is making funny games, to enter recovery keep the vol- button pressed before you return the battery.
It always worked for me. let me know if it works.
this is what u have to do man...
http://www.ibtimes.co.uk/articles/40...timus-p990.htm
http://androidadvices.com/unbrick-lg...hone-tutorial/
http://progmaq.es/cm10/progmaq-defau...10-20121105.7z
http://progmaq.es/cm10/progmaq-defau...10-20121105.7z
The flasher with NVFlash clears all memory, including the Internal SD., so make a backup if u can..
Download this file: http://bayfiles.com/file/yKZL/eGZ31A/driver.rar The pack includes the APX driver (folder driver)
http://www.putlocker.com/file/4CEDEB7E0893B6F1
1.- Remove the battery to the phone.
2.- Press and hold Vol- and Vol+ and without releasing the 2 keys connect the USB cable to the PC
3.- Go to the progmaq-default-cm-10-20121105 folder and run flash icon... folow instruction., wait wait wait Enjoy!
massimo69 said:
thats an issue I had, power button is making funny games, to enter recovery keep the vol- button pressed before you return the battery.
It always worked for me. let me know if it works.
Click to expand...
Click to collapse
what do you mean before you return the battery? i kept vol- button before removing and then plugging it to the usb but still not detecting
interr said:
The flasher with NVFlash clears all memory, including the Internal SD., so make a backup if u can..
Download this file: The pack includes the APX driver (folder driver)
1.- Remove the battery to the phone.
2.- Press and hold Vol- and Vol+ and without releasing the 2 keys connect the USB cable to the PC
3.- Go to the progmaq-default-cm-10-20121105 folder and run flash icon... folow instruction., wait wait wait Enjoy!
Click to expand...
Click to collapse
4/6 of your link are broken dude
gaernik said:
what do you mean before you return the battery? i kept vol- button before removing and then plugging it to the usb but still not detecting
Click to expand...
Click to collapse
I meant to enter recovery. If your phone turns on when you put in the battery, the power button is stuck in a connected position so to enter recovery remove the battery, press the vol- and then insert the battery. If you get your phone to enter recovery and reflash the rom I will tell you what to try to fix the issue.
1.)remove battery
2.)press volume - and volume +
3.)connect phone to pc via usb
4.)download apx driver
5.)(go to device manager install manually apx driver, select the folder where you downloaded and extracted apx ini driver file
6.)flash using nvflash
7.)enjoy.
massimo69 said:
I meant to enter recovery. If your phone turns on when you put in the battery, the power button is stuck in a connected position so to enter recovery remove the battery, press the vol- and then insert the battery. If you get your phone to enter recovery and reflash the rom I will tell you what to try to fix the issue.
Click to expand...
Click to collapse
doing as you said brings me to the "s/w upgrading" screen, not into recovery
wawyed said:
1.)remove battery
2.)press volume - and volume +
3.)connect phone to pc via usb
4.)download apx driver
5.)(go to device manager install manually apx driver, select the folder where you downloaded and extracted apx ini driver file
6.)flash using nvflash
7.)enjoy.
Click to expand...
Click to collapse
problem is that nvflash says "no usb device found" and phone does not appear in device manager
gaernik said:
doing as you said brings me to the "s/w upgrading" screen, not into recovery
Click to expand...
Click to collapse
thats because you have your usb connected
massimo69 said:
thats because you have your usb connected
Click to expand...
Click to collapse
it says so even with usb disconnected :|
gaernik said:
it says so even with usb disconnected :|
Click to expand...
Click to collapse
Then use the AIO toolkit to smartflash a new rom
massimo69 said:
Then use the AIO toolkit to smartflash a new rom
Click to expand...
Click to collapse
as I said earlier, nvflash/aio toolkit give me a "usb device not found" error
gaernik said:
doing as you said brings me to the "s/w upgrading" screen, not into recovery
problem is that nvflash says "no usb device found" and phone does not appear in device manager
Click to expand...
Click to collapse
if you can enter s/w upgrading then you can use smartflash to flash a new rom.
gaernik said:
as I said earlier, nvflash/aio toolkit give me a "usb device not found" error
Click to expand...
Click to collapse
in AIO you have an option to smartflash roms not nvflash. You need to unpack a KDZ rom and install the ROM via smartflash
all the instructions are in the op of the AIO toolkit
the problem still remains, no phone detected and no com port appears in smartflash...
gaernik said:
the problem still remains, no phone detected and no com port appears in smartflash...
Click to expand...
Click to collapse
mmmmhhhhh..... change usb port, change cable, reinstall the drivers. other than that I am at loss
AIO tool has an option to install Nvflash driver. Its the last option in a different color.
Or you could try to reinstall LG driver. I just downloaded the latest driver from lg support tool today. It works fine.
And be noted that you have to hold down both volume up and down while plugging the USB cable to enter nvflash mode. Holding vol down while plugging the cable in will enter boot loader mode which is not the same thing. Remember to remove the battery first of all.
Sent from my LG-P990 using xda premium
massimo69 said:
mmmmhhhhh..... change usb port, change cable, reinstall the drivers. other than that I am at loss
Click to expand...
Click to collapse
done all of that, nothing worked...
mintjustin said:
AIO tool has an option to install Nvflash driver. Its the last option in a different color.
Or you could try to reinstall LG driver. I just downloaded the latest driver from lg support tool today. It works fine.
And be noted that you have to hold down both volume up and down while plugging the USB cable to enter nvflash mode. Holding vol down while plugging the cable in will enter boot loader mode which is not the same thing. Remember to remove the battery first of all.
Sent from my LG-P990 using xda premium
Click to expand...
Click to collapse
installed the driver from support tool but still cant get it recognized neither by smartflash nor nvflash
http://www.ibtimes.co.uk/articles/408044/20121124/unbrick-tool-lg-optimus-p990.htm
http://androidadvices.com/unbrick-lg-optimus-2x-p990-android-phone-tutorial/
http://progmaq.es/cm10/progmaq-default-cm-10-20121105.7z
http://progmaq.es/cm10/progmaq-default-cm-10-20121105.7z
The flasher with NVFlash clears all memory, including the Internal SD., so make a backup if u can..
Download this file: http://bayfiles.com/file/yKZL/eGZ31A/driver.rar The pack includes the APX driver (folder driver) and install the drivers
http://www.putlocker.com/file/4CEDEB7E0893B6F1
1.- Remove the battery to the phone.
2.- Press and hold Vol- and Vol+ and without releasing the 2 keys connect the USB cable to the PC
3.- Go to the progmaq-default-cm-10-20121105 folder and run flash icon... folow instruction., wait wait wait Enjoy!
guys I appreciate all your help but nothing worked. still windows does not detect it, I even plugged to a pc that used to see it :|
lg optimus 2x ics root
gaernik said:
guys I appreciate all your help but nothing worked. still windows does not detect it, I even plugged to a pc that used to see it :|
Click to expand...
Click to collapse
hey...ur problem solved??

[Q] Problems with recognizing

Please help me. I wanted to put cynogen mode on my LG 4X, and something went wrong. Now when I start the phone shows me the logo of LG and writes under, security error Morning Call is empty ... and now when I try to connect the phone to a computer , my computer is not show me LG like LG P880, than as a device unreconized device .. does anyone know how to fix my LG?
croluka4789 said:
Please help me. I wanted to put cynogen mode on my LG 4X, and something went wrong. Now when I start the phone shows me the logo of LG and writes under, security error Morning Call is empty ... and now when I try to connect the phone to a computer , my computer is not show me LG like LG P880, than as a device unreconized device .. does anyone know how to fix my LG?
Click to expand...
Click to collapse
Check if you have the latest drivers, connect the phone in recovery (vol- and connect to PC), flash with LGFlash Tool.
RuedasLocas said:
Check if you have the latest drivers, connect the phone in recovery (vol- and connect to PC), flash with LGFlash Tool.
Click to expand...
Click to collapse
I cant flash my LG with LG Flash because tihs program dont reconized my phone.. "Phone is not found"
croluka4789 said:
I cant flash my LG with LG Flash because tihs program dont reconized my phone.. "Phone is not found"
Click to expand...
Click to collapse
palalos81 said:
hi. i woould like to downgrade from v20a to v10h and the lgflashtool doesn't work.some times stuck on ready and some others on 10%i have tried almost everything from installing the drivers once more until change pc and ports.is there any option to downgrade with another way?
Click to expand...
Click to collapse
There is no other way...
Did you follow the tutorial? Did you remained calm and gave time for windows recognise your device?
Did you uninstall and re-install the drivers? You're able to reboot in SW mode (vol- pressed while connecting to PC)?
Here you have all files needed:
http://forum.xda-developers.com/showpost.php?p=38838927&postcount=7
Delete your old files, download new ones and follow the tutorial.
Remember to remain calm and give time to system recognise and install everything needed.
Good luck :fingers-crossed:
RuedasLocas said:
There is no other way...
Did you follow the tutorial? Did you remained calm and gave time for windows recognise your device?
Did you uninstall and re-install the drivers? You're able to reboot in SW mode (vol- pressed while connecting to PC)?
Here you have all files needed:
http://forum.xda-developers.com/showpost.php?p=38838927&postcount=7
Delete your old files, download new ones and follow the tutorial.
Remember to remain calm and give time to system recognise and install everything needed.
Good luck :fingers-crossed:
Click to expand...
Click to collapse
TNQ...I fix my LG...and know work perfect I put 20A kdz. 4.1.2. and phone work perfect
Same problem here
I have the same problem. I think the stupid thing I did was to install V20a without rooting the phone. Now I cant root it. IS11LG_SystemBackupTest.signed.ap would not run and when I try to recover either with LGflashboot or LG firmware recovery I get the same error message "morning call is empty" (very strange error message). I can go back to v20a but since I am not completely happy with it I would like to resolve it. Is there any chance to fix it? I am not very confident to format bootload or installing custom ROM.
Thanks
sgiedrius said:
I have the same problem. I think the stupid thing I did was to install V20a without rooting the phone. Now I cant root it. IS11LG_SystemBackupTest.signed.ap would not run and when I try to recover either with LGflashboot or LG firmware recovery I get the same error message "morning call is empty" (very strange error message). I can go back to v20a but since I am not completely happy with it I would like to resolve it. Is there any chance to fix it? I am not very confident to format bootload or installing custom ROM.
Thanks
Click to expand...
Click to collapse
You cannot root the phone on V20a using IS11LG_SystemBackupTest.signed.apk, since that file is used for versions V10x. Check out this link for rooting V20a: http://forum.xda-developers.com/showthread.php?t=2180688
croluka4789 said:
Please help me. I wanted to put cynogen mode on my LG 4X, and something went wrong. Now when I start the phone shows me the logo of LG and writes under, security error Morning Call is empty ... and now when I try to connect the phone to a computer , my computer is not show me LG like LG P880, than as a device unreconized device .. does anyone know how to fix my LG?
Click to expand...
Click to collapse
Same problem here!
xavierleonelbr said:
Same problem here!
Click to expand...
Click to collapse
Uninstall all drivers and folders like "LG United Mobile Driver" and "LG USB Modem Driver".
Re-install the drivers:
http://www.4shared.com/file/rPpP2btT/LGUnitedMobileDriver_S4981MAN3.html
http://www.4shared.com/file/ZSMf2x6n/LGUSBModemDriver_Eng_WHQL_Ver_.html
Take out the battery, press "Power Button" (just to discharge all phone components), put the battery back on the phone.
Press "Vol-" and connect to PC. Wait while windows detect the device and search in windows update for possible new drivers.
Windows won't find a thing but will take some time while trying...
After that you should be OK.
Just did similar to my phone and followed the advice in this thread - now sorted. Thanks guys you rock!
if u epic fail to manually force the drivers in just install android jdk open it and update it.
croluka4789 said:
Please help me. I wanted to put cynogen mode on my LG 4X, and something went wrong. Now when I start the phone shows me the logo of LG and writes under, security error Morning Call is empty ... and now when I try to connect the phone to a computer , my computer is not show me LG like LG P880, than as a device unreconized device .. does anyone know how to fix my LG?
Click to expand...
Click to collapse
I had the same problem, after running several recovery procedures and kdz files, I finally was able to restore the phone to it's original ICS rom.
Download the files in the description and follow up the video.
http: www youtube com watch?v=12v5A3pArJQ
hope it helps.

[Q] Please help unbrick LG if you know how to....

Hi,
a student in my class has bricked his LG 4x HD during ROM flash. He had asked around the Czech forum but no one gave a working advice, so I promised to ask here as I speak English better. Apologies if the same problem was handled here before, I'd checked briefly but didn't see it answered around. I'm translating from his Czech thread( http://androidforum.cz/post574659.html )
He tried to install Cyanogen mod 10.1, instaled APK, copied ROM and GAPPs into internal storage, switched off the mobile.... BUT instead of pressing power+volume down he pressed power and then volume down.(?) Now he's stuck on the LG logo. He took the battery out several times to no avail. He'd entered recovery menu, chose full wipe/factory reset with no result either.
Then he tried to follow the tutorial here http://forum.xda-developers.com/showthread.php?p=35971349 but after the "S/W Upgrade Please wait" screen he's stuck on the LG logo again. He said the logo was animated before but is just static now.
This is all I know, if this resembles something you'd seen before and got through, please share an advice. The boy - Mark - is 12, the mobile was his world, just got into waters too deep. I'm running WP 7.8 and my knowledge of android is limited...
Best regards from Primary School Ponikla, Czech Republic!
Hmm I've never touched any lg but if it is anything like a galaxy s2 then you are going to need an app called odin
Sent from my SCH-R760 using xda app-developers app
That we don't complicate try first with official LG emergency recovery flash, follow this five steps: http://forum.xda-developers.com/showpost.php?p=40174748&postcount=9
If this don't help than we can try with other flashing methods, but i think that this would be sufficient!
...
hpnxfox said:
That we don't complicate try first with official LG emergency recovery flash, follow this five steps: http://forum.xda-developers.com/showpost.php?p=40174748&postcount=9
If this don't help than we can try with other flashing methods, but i think that this would be sufficient!
Click to expand...
Click to collapse
I tried it, it always lags at 4%... :crying:
mark
Ok, than you can try this method:
http://forum.xda-developers.com/showpost.php?p=38838927&postcount=7 (LG Flash tool and .dz create tool u can find here http://forum.xda-developers.com/attachment.php?attachmentid=1642495&d=1358114024 or use all programs from first link)
Notes for this method:
1. You can make your .dz and .dll file for your region (IMEI) specific .kdz with this http://forum.xda-developers.com/showthread.php?t=2207786 or just use euro open .kdz from first link
2. For this and every flashing method if you have problem you need first check your usb cable, plug it in usb slot in motherboard not in front-pc case hub or similar, you need to provide space on your HDD (when using .kdz if you do not have hdd space kdz can not been unpacked for program that is using it for flashing)- maybe because of this your kdz flashing stop at 4%
3. Just to be sure - Your phone is LG P880 not LG P880G?
No, in cze its p880.
Sent from LG Optimus 4X HD
hpnxfox said:
Ok, than you can try this method:
http://forum.xda-developers.com/showpost.php?p=38838927&postcount=7 (LG Flash tool and .dz create tool u can find here http://forum.xda-developers.com/attachment.php?attachmentid=1642495&d=1358114024 or use all programs from first link)
Notes for this method:
1. You can make your .dz and .dll file for your region (IMEI) specific .kdz with this http://forum.xda-developers.com/showthread.php?t=2207786 or just use euro open .kdz from first link
2. For this and every flashing method if you have problem you need first check your usb cable, plug it in usb slot in motherboard not in front-pc case hub or similar, you need to provide space on your HDD (when using .kdz if you do not have hdd space kdz can not been unpacked for program that is using it for flashing)- maybe because of this your kdz flashing stop at 4%
3. Just to be sure - Your phone is LG P880 not LG P880G?
Click to expand...
Click to collapse
When I choose dll file and dz file, choose all 16 ports it´s do this (on image) and no progressing..
SXP88 said:
When I choose dll file and dz file, choose all 16 ports it´s do this (on image) and no progressing..
Click to expand...
Click to collapse
1) Shut down your device
2) Press Vol down Button while connecting to your PC to enable S/W Update
3) Go to Windows hardware manager > COM Ports > LGE Com Port
4) Under advanced settings change Port to Com41
5) Start LG Flash Tool
6) Enable all Com Ports under connection settings
7) Select .dll and .dz you want to flash
8) Disconnect your 4X HD from PC
9) Press Start in LG Flash Tool
10) Press Vol. down Button while connecting again to your PC
Now the flashing process should be started...
Thanks, you just saved me of typing
What's happening with the forum? 1 hour trying to open the threads and nothing...
Ok, if it doesn't work report. Some users had that same problem.
RuedasLocas said:
What's happening with the forum? 1 hour trying to open the threads and nothing...
Ok, if it doesn't work report. Some users had that same problem.
Click to expand...
Click to collapse
Same thing, not just 4x forum, in general..but we are back!
Please can you give me URL of windows hardware manager?? :silly:
---------- Post added at 04:53 PM ---------- Previous post was at 04:48 PM ----------
Fladder72 said:
1) Shut down your device
2) Press Vol down Button while connecting to your PC to enable S/W Update
3) Go to Windows hardware manager > COM Ports > LGE Com Port
4) Under advanced settings change Port to Com41
5) Start LG Flash Tool
6) Enable all Com Ports under connection settings
7) Select .dll and .dz you want to flash
8) Disconnect your 4X HD from PC
9) Press Start in LG Flash Tool
10) Press Vol. down Button while connecting again to your PC
Now the flashing process should be started...
Click to expand...
Click to collapse
Please can you give me URL of windows hardware manager??
SXP88 said:
Please can you give me URL of windows hardware manager?? :silly:
---------- Post added at 04:53 PM ---------- Previous post was at 04:48 PM ----------
Please can you give me URL of windows hardware manager??
Click to expand...
Click to collapse
Go to "control panel" and click on "device manager"
Fladder72 said:
1) Shut down your device
2) Press Vol down Button while connecting to your PC to enable S/W Update
3) Go to Windows hardware manager > COM Ports > LGE Com Port
4) Under advanced settings change Port to Com41
5) Start LG Flash Tool
6) Enable all Com Ports under connection settings
7) Select .dll and .dz you want to flash
8) Disconnect your 4X HD from PC
9) Press Start in LG Flash Tool
10) Press Vol. down Button while connecting again to your PC
Now the flashing process should be started...
Click to expand...
Click to collapse
Can you give me link on windows hardware manager? I can´t find it... I download windows manager but there isn´t LGE com port...
---------- Post added at 10:43 AM ---------- Previous post was at 10:36 AM ----------
Fladder72 said:
1) Shut down your device
2) Press Vol down Button while connecting to your PC to enable S/W Update
3) Go to Windows hardware manager > COM Ports > LGE Com Port
4) Under advanced settings change Port to Com41
5) Start LG Flash Tool
6) Enable all Com Ports under connection settings
7) Select .dll and .dz you want to flash
8) Disconnect your 4X HD from PC
9) Press Start in LG Flash Tool
10) Press Vol. down Button while connecting again to your PC
Now the flashing process should be started...
Click to expand...
Click to collapse
In device manager isn´t LGE com port... WHY??
SXP88 said:
Can you give me link on windows hardware manager? I can´t find it... I download windows manager but there isn´t LGE com port...
---------- Post added at 10:43 AM ---------- Previous post was at 10:36 AM ----------
In device manager isn´t LGE com port... WHY??
Click to expand...
Click to collapse
Did you tried the "easy" way?
http://forum.xda-developers.com/showpost.php?p=38838927&postcount=7
If it doesn't work, report and we'll try to help you with pictures or something else.
RuedasLocas said:
Did you tried the "easy" way?
http://forum.xda-developers.com/showpost.php?p=38838927&postcount=7
If it doesn't work, report and we'll try to help you with pictures or something else.
Click to expand...
Click to collapse
It lags at start... nothing progress in device manager i cant find LGE com port.. it isn´t there.. : O
SXP88 said:
It lags at start... nothing progress in device manager i cant find LGE com port.. it isn´t there.. : O
Click to expand...
Click to collapse
Follow the steps one by one.
Unless your device is connected in a port higher than 16, using the "easy" way (forget about the device manager), you should be able to have comunication with the device.
View attachment 1927169
To be able to see it in the device manager you need to have your phone connected in SW mode to avoid mistakes.
No rush, take your time to read and understand the entire process.
RuedasLocas said:
Follow the steps one by one.
Unless your device is connected in a port higher than 16, using the "easy" way (forget about the device manager), you should be able to have comunication with the device.
View attachment 1927169
To be able to see it in the device manager you need to have your phone connected in SW mode to avoid mistakes.
No rush, take your time to read and understand the entire process.
Click to expand...
Click to collapse
So, I do it exactly from your manual and still no progress i read it all several times. I tired.
RuedasLocas said:
Follow the steps one by one.
Unless your device is connected in a port higher than 16, using the "easy" way (forget about the device manager), you should be able to have comunication with the device.
View attachment 1927169
To be able to see it in the device manager you need to have your phone connected in SW mode to avoid mistakes.
No rush, take your time to read and understand the entire process.
Click to expand...
Click to collapse
There is it..
SXP88 said:
There is it..
Click to expand...
Click to collapse
Change USB, run as "administrator".
Some others had that problem, in front of "MODEL" you should see "X3"...
Some fixed it by changing USB. other running as "administrator", others changing cable...
I never had this problem. Might be related with the PC, I don't know.
You install "msxml.exe" right? and you turn ON "windows enabler"...
The Tool works well but, sometimes or, for some users, something wierd happends, and,
from out of the blue, they're able to flash without any problem...

[Q] Please Help! can't swicht on - stop on LG logo

Hello,
I'm new and I just starting.
Everything going well, but when I want to install CMW I made an error, I don't unlock bootloader before the install, and now when I switch on my phone (lg p880) I see LG logo and nothing happens.
- I tried to "Update firmware through flashing the kdz files" by post on XDA, I have error when I press button 'launch software update' in KDZ_FW_UPD, error about Up text Ex mod2. I add my phone have root!
- I tried to unlock booloader in All in One but my phone don't have debbuging switch on, thats information show me.
- I tried in SDK Manager with fastboot, eclipse and drivers are installed but something maybe I do wrong and isn't work too.
- My computer don't see phone, when I connected phone to computer holding VOL-
How can I do something? How to install maybe orginal ROM, but I want to install Avatar ROM on XDA and this is the beginnig I read that to install the ROM I must have root, unlock bootloader and CWM.
I can go only to orginal recovery and s/w update (but there is nothing doing, when I connected to computer holding VOL- , my computer can't see phone, and I don't have connection with LG Mobile Support Tool)!!!
So now I have nothing
Please HELP me, I don't have phone now and this is terrible.
I add that I'm a girl so please write step by step
[email protected] said:
Hello,
I'm new and I just starting.
Everything going well, but when I want to install CMW I made an error, I don't unlock bootloader before the install, and now when I switch on my phone (lg p880) I see LG logo and nothing happens.
- I tried to "Update firmware through flashing the kdz files" by post on XDA, I have error when I press button 'launch software update' in KDZ_FW_UPD, error about Up text Ex mod2. I add my phone have root!
Click to expand...
Click to collapse
http://forum.xda-developers.com/showthread.php?t=2069723
And if you dont have the lg optimus 4x usb drivers , it wont work.
[email protected] said:
- I tried to unlock booloader in All in One but my phone don't have debbuging switch on, thats information show me.
Click to expand...
Click to collapse
if u cant boot then how are u gonna put it in debbuging mode ? ... its in settings.
[email protected] said:
- I tried in SDK Manager with fastboot, eclipse and drivers are installed but something maybe I do wrong and isn't work too.
Click to expand...
Click to collapse
fastboot is used to install something in adb fastboot mode or to flash a recovery image.
[email protected] said:
- My computer don't see phone, when I connected phone to computer holding VOL-
Click to expand...
Click to collapse
usb drivers and adb drivers.
[email protected] said:
Please HELP me, I don't have phone now and this is terrible.
I add that I'm a girl so please write step by step
Click to expand...
Click to collapse
so what ? and me im superman
---------------------------------------------------------------------------------------------------------
<<USE THE SEARCH FUNCTION OR THE RECENTLY ASKED QUESTIONS IN HELP SECTION>>

Totally screwed- Secure boot: 1003 error message and cant boot into twrp/fla recovery

If anyone has been paying attention to any of my threads you'd know i've been having a horrible time trying to get my LG G4 to work. After much trouble of not being able to connect my phone to the computer via download mode ( driver wont start , code 10) my cyanogenmod recovery magically allowed me to install the supersu zip to root the system, and finally the global root access option in cm13 worked which enabled me to install an app and flash twrp. From here I was able to download prometheus rom, and install it from twrp because the cm recovery kept giving me errors., ran smoothly.. was able to get all of my downloaded apps retrieved via google. I reboot the phone this morning after deleting some un wanted apps I had now i'm getting ' secure boot error 1003" and will not boot past the Lg screen. I am really at a lost here and would appreciate it if someone would take the time out to help me. Now I am totally screwed because I cant get windows to install the download mode driver correctly as there is a yellow exclamation mark next "LGE Android MTP device" with a code 10. That is important because adb/fastboot wont recognize the device unless this driver is running and working. I mean sheesh ive tried this on three computers and cant get this da*n driver to install, really? am i seriously missing something? lg software wont even recognize my phone unless its in download mode and even then, will fail to run because * the device can not start* so the software shuts down
Please, help. and if any suggestions, please provide tutorials to back it up.
Sunaj1 said:
If anyone has been paying attention to any of my threads you'd know i've been having a horrible time trying to get my LG G4 to work. After much trouble of not being able to connect my phone to the computer via download mode ( driver wont start , code 10) my cyanogenmod recovery magically allowed me to install the supersu zip to root the system, and finally the global root access option in cm13 worked which enabled me to install an app and flash twrp. From here I was able to download prometheus rom, and install it from twrp because the cm recovery kept giving me errors., ran smoothly.. was able to get all of my downloaded apps retrieved via google. I reboot the phone this morning after deleting some un wanted apps I had now i'm getting ' secure boot error 1003" and will not boot past the Lg screen. I am really at a lost here and would appreciate it if someone would take the time out to help me. Now I am totally screwed because I cant get windows to install the download mode driver correctly as there is a yellow exclamation mark next "LGE Android MTP device" with a code 10. That is important because adb/fastboot wont recognize the device unless this driver is running and working. I mean sheesh ive tried this on three computers and cant get this da*n driver to install, really? am i seriously missing something? lg software wont even recognize my phone unless its in download mode and even then, will fail to run because * the device can not start* so the software shuts down
Please, help. and if any suggestions, please provide tutorials to back it up.
Click to expand...
Click to collapse
This happened to me last night. I tried to "relock" the bootloader. I had to put the phone in download mode, and recover using LG bridge. I found several different ways to accomplish the download mode listed but only one worked., i believe it was here. http://www.androidexplained.com/lg-g4-how-to-boot-into-download-mode/
I used these directions mostly but did one thing a little differently
Download LGUP and install it. I used the DropBox link in this thread:
http://forum.xda-developers.com/g4/h...mm-lp-t3249803
Remember to install the LGUP_8994_DLL file BEFORE LGUP_Install
Download and install LG Bridge (for the USB drivers) here:
http://www.lg.com/uk/support/pc-suite
Select the LG 815 model, the drivers will work. I only used the LG Bridge to install the USB drivers. Nothing else.
OK, now here's where your phone comes in.
Step 1: Turn off your phone (pull the battery if you must, but put it back in).
Step 2: Hold the VOLUME UP button and plug the USB cable into your PC. This puts your phone into DOWNLOAD MODE.
Step 3: On your PC, open up LGUP. The program shoud recognize the phone as H811 in COM3 or COM4. Highlight it and click the SELECT button.
Step 4: Under the "Process" row, select UPGRADE
Step 5: Click the blank space under File Path, it will pop up a [...] [X] at the end. Click the [...].
Step 6: Select the H81120i_00_0201.kdz and click on Start. The program will push the STOCK H811 MM ROM to your phone. This will bring your phone out of Brick mode, but you will have to go through the entire rooting process again.
Instead of using the KDZ files, I used lg bridge. Once i was actually in download mode, and lg bridge recognized my phone, i went the the software update tab and clicked on the error recovery, the tool downloaded the proper rom, installed in and I was back to stock, no root.
Take the cover off of your battery, have a good usb cable handy. I had to remove the battery, hold the buttons and start over several times before I got it to work, but I did.
Good luck.
happimeal said:
This happened to me last night. I tried to "relock" the bootloader. I had to put the phone in download mode, and recover using LG bridge. I found several different ways to accomplish the download mode listed but only one worked., i believe it was here. http://www.androidexplained.com/lg-g4-how-to-boot-into-download-mode/
I used these directions mostly but did one thing a little differently
Download LGUP and install it. I used the DropBox link in this thread:
http://forum.xda-developers.com/g4/h...mm-lp-t3249803
Remember to install the LGUP_8994_DLL file BEFORE LGUP_Install
Download and install LG Bridge (for the USB drivers) here:
http://www.lg.com/uk/support/pc-suite
Select the LG 815 model, the drivers will work. I only used the LG Bridge to install the USB drivers. Nothing else.
OK, now here's where your phone comes in.
Step 1: Turn off your phone (pull the battery if you must, but put it back in).
Step 2: Hold the VOLUME UP button and plug the USB cable into your PC. This puts your phone into DOWNLOAD MODE.
Step 3: On your PC, open up LGUP. The program shoud recognize the phone as H811 in COM3 or COM4. Highlight it and click the SELECT button.
Step 4: Under the "Process" row, select UPGRADE
Step 5: Click the blank space under File Path, it will pop up a [...] [X] at the end. Click the [...].
Step 6: Select the H81120i_00_0201.kdz and click on Start. The program will push the STOCK H811 MM ROM to your phone. This will bring your phone out of Brick mode, but you will have to go through the entire rooting process again.
Instead of using the KDZ files, I used lg bridge. Once i was actually in download mode, and lg bridge recognized my phone, i went the the software update tab and clicked on the error recovery, the tool downloaded the proper rom, installed in and I was back to stock, no root.
Take the cover off of your battery, have a good usb cable handy. I had to remove the battery, hold the buttons and start over several times before I got it to work, but I did.
Good luck.
Click to expand...
Click to collapse
Thanks so much. Hopefully I can get this to work, if I can get the PC to see the LGE MTP download mode driver then the rest is golden. Will keep things updated. Will try when I get home.
happimeal said:
This happened to me last night. I tried to "relock" the bootloader. I had to put the phone in download mode, and recover using LG bridge. I found several different ways to accomplish the download mode listed but only one worked., i believe it was here. http://www.androidexplained.com/lg-g4-how-to-boot-into-download-mode/
I used these directions mostly but did one thing a little differently
Download LGUP and install it. I used the DropBox link in this thread:
http://forum.xda-developers.com/g4/h...mm-lp-t3249803
Remember to install the LGUP_8994_DLL file BEFORE LGUP_Install
Download and install LG Bridge (for the USB drivers) here:
http://www.lg.com/uk/support/pc-suite
Select the LG 815 model, the drivers will work. I only used the LG Bridge to install the USB drivers. Nothing else.
OK, now here's where your phone comes in.
Step 1: Turn off your phone (pull the battery if you must, but put it back in).
Step 2: Hold the VOLUME UP button and plug the USB cable into your PC. This puts your phone into DOWNLOAD MODE.
Step 3: On your PC, open up LGUP. The program shoud recognize the phone as H811 in COM3 or COM4. Highlight it and click the SELECT button.
Step 4: Under the "Process" row, select UPGRADE
Step 5: Click the blank space under File Path, it will pop up a [...] [X] at the end. Click the [...].
Step 6: Select the H81120i_00_0201.kdz and click on Start. The program will push the STOCK H811 MM ROM to your phone. This will bring your phone out of Brick mode, but you will have to go through the entire rooting process again.
Instead of using the KDZ files, I used lg bridge. Once i was actually in download mode, and lg bridge recognized my phone, i went the the software update tab and clicked on the error recovery, the tool downloaded the proper rom, installed in and I was back to stock, no root.
Take the cover off of your battery, have a good usb cable handy. I had to remove the battery, hold the buttons and start over several times before I got it to work, but I did.
Good luck.
Click to expand...
Click to collapse
bro, thanks for taking the time to write this out. Not sure what I was doin wrong before, but i was able to flash back to stock

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