ICS>Gingerbread Revert For SU760/P920 (SU760 & P920 Confirmed Working!) - LG Optimus 3D

The whole idea of this is to fix people's phone's of who'm flashed the SU760 ICS leak but this will be useful to us in the future incase ICS drop's with a major bug or something, then atleast we will then have an option of getting back to Gingerbread. I've attached a picture to the end of the post so you can recognise when the bootloader & other vital partition's being written to, the second image shows no bootloader flash(as what occurs in all p920 firmwares i've flashed).
For SU760 Users
For SU760 users there is a way already discovered on another forum. By flashing V10G they have been able to go back to Froyo/Gingerbread Roms. I've tryed this on my P920 and gets me to recovery but I am unable to boot into Android. The .bin files are attached at he bottom of the post. If you then have imei problems see this post http://forum.xda-developers.com/showthread.php?t=1734330 then you should be back on gingerbread. This is completely untested by me and may bork your phone so you've been warned.
For P920 Users
I have yet to come across a firmware that unbricks or flashes any bootloaders or partition tables, so I have made one for you guys.
So now i've made our own recovery .bin by injecting GPT1 & modified header into an image, it has been confirmed that this method works but I cannot guarantee this will work as intended for you.
Instructions
-Flash The Modified .Bin Or 10G For SU760 User's Using LGFlashTool.
-Then Flash Any Other Froyo/Gingerbread KDZ Or .Bin Immediately Afterwards.
-Boot Up In Recovery & Do A Full Factory Reset.
-Then In Theory You Should Have Reverted Back To Previous OS.
Information
This is confirmed working on the P920 model! This is for people who have either attempted to flash the SU760 ICS leak, want to revert back to gingerbread or don't care about flashing experimental stuff.
X-Loader - /dev/block/mmcblk0p1
U-Boot - /dev/block/mmcblk0p4
Downloads
SU760
-V10G For SU760 - http://d-h.st/2ag
P920
-P920 GPT1 & Modified Header .Bin File - http://d-h.st/COn
-P920 Backup Of mmcblk0p1-4 - http://forum.xda-developers.com/attachment.php?attachmentid=1325858&d=1347623892 (Thanks berni)
-P920 X-Loader & U-Boot Compiled From Source - http://d-h.st/qKR
-P920 GPT1-Recovery Partitions & PIT Information - http://forum.xda-developers.com/showpost.php?p=31931615&postcount=65 (Thanks zogu)
BIG Thanks To
zogu, berni987654321, xafalo, xbsall, defcomg, bdadd

Samno i think you should start with HK V10A.
http://csmg.lgmobile.com:9002/swdata/WEBSW/LGP920/AHKGML/V10a_00/V10A_00.kdz
I remember that i bought my O3D with v10B i had another update (i think August was v10D ) and after that v10K ..

Cant find a link but i think V18A was GB Beta LGP920AT-00-V18a-AMA-XXX-OCT-28-2011 maybe someone might have it backed up

samno said:
For SU760 Users
By flashing V10G [...] I've tryed this on my P920 and gets me to recovery
Click to expand...
Click to collapse
did you try to put cwm in?
http://forum.xda-developers.com/showpost.php?p=28259838&postcount=105

Lots of P920 kdz's here:
http://lg-phone-firmware.com/index.php?id_mod=2

i think what samno is trying to do is find someone who has come across a firmware which can flash back to the original bootloader. this saves him having to download 40 odd different firmware, each ranging around 340mb~400mb, to find if there is. this saves him time and he doesnt have to dl 15.2 gb of each and every firmware.
PLUS it could help us in general ,in the near future if lg pulls a dodgy lol

Try to patch froyo firmware with CWM then you can see partitions with adb in CWM. And try to change bootloader or other partitions with stock one with dd command in adb.
Sent from my LG-P920 using xda app-developers app

Tryed that tool berni but it could'nt find the offsets so i'll have to do it manually. Thanks iodak good idea. rezzsha that's exactly what im trying to do mate.

Samno, i'm not sure where is boot loader, is it on boot partition or on some flash memory only for boot and bb, it sounds to easy to install boot with dd. If you need backup of some partition with dd i can attach it here, installed your kernel few times with dd. Can you reach mode where you can use adb? Maybe only need to repartition flash because of different p table in ics?
Sent from my LG-P920 using xda app-developers app

It can be done with dd i restored partitons on my phone with it in CWM adb is working in cwm. Bootlader is mountblock1, 2 is nv1, 3 is nv2.... Also if you can get to cwm you can use parted to repartition. there is guide on general section. I didn't try to restore bootloader but it is working with other partitions. Sorry for bad english.
http://forum.xda-developers.com/showthread.php?t=1509195
Sent from my LG-P920 using xda app-developers app

im not sure about this. but i think it will work.
flash your p920 with v10g for su760, if successful upgrade it to v21e gingerbread for p920. i think it should work.

Loaders
Hi guys could someone do a copy of there bootloaders and upload here please. I think they are mmcblk0p1 & mmcblk0p4. but could someone go through 1 to 4 just in case.
dd if=/dev/block/mmcblk0p1 of=/sdcard/mmcblk0p1.backup bs 4096
At least we will have a copy of the loaders here just incase.

In mmcblk0p3 there is emai and some other data, if you need it i can send you on pm. Others are attached.

mmcblk0p3 is almost all zero, it has imei, serial and baseband version (ascii readable) on 2 or 3 different places, and maybe 20-30 other characters on random places, everything else is zero. Compare with your, maybe you just need to enter serial and emai on right places.

here is mmcblk0p1-0p4 in one zip plus descrription

berni987654321 said:
here is mmcblk0p1-0p4 in one zip plus descrription
Click to expand...
Click to collapse
But nv3 has to be changed in hex editor?

I don't know much about that I just copied it wit dd if to my sdcard and than put it on the pc to zip it

mmcblk0p3 stores the phone's unique info such as imei, wifi mac address, bluetooth mac address and other unique data. As far as I know this partition is not written even during firmware upgrades, so it's only written once at the factory then left untouched, and probably for good reason too. If we study it and figure out where important data is stored, we can restore IMEI and the like should something really bad happen to someone's phone.

pandaball said:
mmcblk0p3 stores the phone's unique info such as imei, wifi mac address, bluetooth mac address and other unique data. As far as I know this partition is not written even during firmware upgrades, so it's only written once at the factory then left untouched, and probably for good reason too. If we study it and figure out where important data is stored, we can restore IMEI and the like should something really bad happen to someone's phone.
Click to expand...
Click to collapse
It is written during software update, there is info about software version inside. I don't know how it works, does it only change software version or it is written from beginning during software update (bb update I think).

zogu said:
It is written during software update, there is info about software version inside. I don't know how it works, does it only change software version or it is written from beginning during software update (bb update I think).
Click to expand...
Click to collapse
Yes that is true. I did try to restore IMEI that way but it is not posible. Partition is rewritten on firmware flash. IMEI and mac addreses are writen in CP chip eeprom. You can get to it with hyper terminal.
Sent from my LG-P920 using xda app-developers app

Related

[GUIDE] Recovering from brick/bootloop

So there have been a spate of people bricking their O3Ds lately... this is the last ditch method to recover your phone if you can't boot into Android, or CWM. No guarantees, but should work so long as your phone is still detected.
Download SmartFlash, then the corresponding packages for your phone:
---P920---
Baseband: http://d-h.st/xci
Baseband Mirror: http://goo.gl/yDnjP
Rom: http://d-h.st/WTE
Rom Mirror: http://goo.gl/UfG85
---P925---
Baseband: http://d-h.st/EBF
Baseband Mirror: http://goo.gl/mdLBn
Rom: http://d-h.st/gTO
Rom Mirror: http://goo.gl/auYkj
Extract smartflash.zip, install both driver packages. Then, run Windows Enabler, in the notifications bar, click it and make sure it is set to 'on'.
If you downloaded the rom from my dev-host link, unzip the .bin file.
Now remove your phone's battery and sim card, press volume up and connect your phone to the computer. Hold volume up until it is detected by the computer. It should take no longer than 20 seconds.
Now run B_SmartFlashTool_Extern.exe, go to rom copy d/l, select LGP920_CP.fls or LGP925_CP.fls for CP bin and LGP920_AP.bin or LGP925_AP.bin for AP bin, depending on your phone model. Make sure under communications setup that your phone is connected (verify the com port in device manager) and then click start. If all goes well, you'll have a working phone on v21E (P920) or v20P (P925) stock
pandaball said:
So there have been a spate of people bricking their O3Ds lately... this is the last ditch method to recover your phone if you can't boot into Android, or CWM. No guarantees, but should work so long as your phone is still detected.
Download SmartFlash, then the corresponding packages for your phone:
P920: Baseband and Rom.
P925: Baseband and Rom
Extract smartflash.zip, install both driver packages. Then, run Windows Enabler, in the notifications bar, click it and make sure it is set to 'on'.
Now remove your phone's battery and sim card, press volume up and connect your phone to the computer. Hold volume up until it is detected by the computer. It should take no longer than 20 seconds.
Now run B_SmartFlashTool_Extern.exe, go to rom copy d/l, select LGP920_CP.fls or LGP925_CP.fls for CP bin and LGP920_AP.bin or LGP925_AP.bin for AP bin, depending on your phone model. Make sure under communications setup that your phone is connected (verify the com port in device manager) and then click start. If all goes well, you'll have a working phone on v21D (P920) or v20P (P925) stock
Click to expand...
Click to collapse
Thanks for the links! However your P925 V20P baseband link is down. Can we get a mirror?
There was this one already, I used this method countless times. It's basically the same thing, but uses LG flashing software and kdz files, which are easier to find, download and flash. You can also use the marwin one with windows enabler and the hosts file tweak (that's what I use on a win7 x64 machine). I can't get why it hasn't been stickied or something...
http://forum.xda-developers.com/showthread.php?t=1186460
sandulea said:
There was this one already, I used this method countless times. It's basically the same thing, but uses LG flashing software and kdz files, which are easier to find, download and flash. You can also use the marwin one with windows enabler and the hosts file tweak (that's what I use on a win7 x64 machine). I can't get why it hasn't been stickied or something...
http://forum.xda-developers.com/showthread.php?t=1186460
Click to expand...
Click to collapse
Yes I know of that one, however it requires you to download so many pieces of software and block LG in the hosts file. This also works on all windows based systems and does not require just XP. Furthermore, if you're phone is bricked, Marwin wont work if your phone is bricked as your phone needs to be turned on and within Android. This is the simpler method to recover your phone without too much fuss.
Sent from my LG-P920 using Tapatalk 2
Markyzz said:
Thanks for the links! However your P925 V20P baseband link is down. Can we get a mirror?
Click to expand...
Click to collapse
Sorry, will re-up when I reach home. My Dropbox has been generating excessive activity
Sent from my LG-P920 using Tapatalk 2
pandaball said:
Furthermore, if you're phone is bricked, Marwin wont work if your phone is bricked as your phone needs to be turned on and within Android. This is the simpler method to recover your phone without too much fuss.
Sent from my LG-P920 using Tapatalk 2
Click to expand...
Click to collapse
Actually it does, just last night I used Marwin to flash the phone while it was in emergency mode, download mode (as I knew it when I had the LG gt540) or whatever it's called (volume up, plugged in, detected as a modem). It's not the first time either.
As for which option is simpler, I guess I have to try smartflash, because I don't know why i had this idea that it's a complicated and unstable piece of software
hey thanks!
could you re-up the smartflash link. she's not working! much love
nor is the p925 rom.
thanks
please download link for "smartflash".... dropbox not open
advant1985 said:
please download link for "smartflash".... dropbox not open
Click to expand...
Click to collapse
Changed the link. It should work now. Stupid bandwidth limits.
i keep getting a timeout error. i've installed the drivers, using enabler, have the p925 files you posted (and put them in the right spot). keep reseting the pc. the furthest i get is about 60% and it errors. then i keep trying and it gets worse until i restart.
been trying for a couple hours now.
any help? please, as i don't have a working phone right now lol
kylereid said:
i keep getting a timeout error. i've installed the drivers, using enabler, have the p925 files you posted (and put them in the right spot). keep reseting the pc. the furthest i get is about 60% and it errors. then i keep trying and it gets worse until i restart.
been trying for a couple hours now.
any help? please, as i don't have a working phone right now lol
Click to expand...
Click to collapse
This metod never worked for me. Had the same problem. Ive heard that changing the Baud rate , speed of com port where lg is detected, helps sometimes. It didnt help me, but try and see what happens.
Sent from my LG-P920 using XDA
This is the solution
First flash de radio then flash de rom
my solution
i have a problem that i cant wright on data
i cant format data and cant make any chenge on the device and that isnt halp me... do you know somthing else i can try?
eliav076 said:
i have a problem that i cant wright on data
i cant format data and cant make any chenge on the device and that isnt halp me... do you know somthing else i can try?
Click to expand...
Click to collapse
You can't format user data or the /data partition?
In any case, try flashing CWM and see if its able to wipe the partition for you.
Wonderful, thank you! When everything else failed.... you became my new saviour. Cheers.
This doesn't work for me.
I launched getril and it tells me that the RIL is 21e, but the baseband is XMM6260 and it recommends I switch to a 21d RIL.
ofutur said:
This doesn't work for me.
I launched getril and it tells me that the RIL is 21e, but the baseband is XMM6260 and it recommends I switch to a 21d RIL.
Click to expand...
Click to collapse
Why would it recommend that you switch to an older baseband?
Not sure, but this baseband or smartflash method is not working for me. I can't connect to the mobile network.
I've tried a different rom based on 21e and got the same result.
ofutur said:
Not sure, but this baseband or smartflash method is not working for me. I can't connect to the mobile network.
I've tried a different rom based on 21e and got the same result.
Click to expand...
Click to collapse
See if you have IMEI.
Sent from my LG-P920 using XDA
No IMEI, network, phone number, signal, etc.
And I've tried 2 different SIM cards.
---------- Post added at 04:12 PM ---------- Previous post was at 03:15 PM ----------
Just flashed the bin with LGFlashTool and this time everything works as expected, so it seems that smartflash is not doing a great job. Maybe it's not catching some errors? LGFlashTool wouldn't flash the files if they were stored on the network, but smartflash never complained.
Getril still says RIL/baseband don't match, but this time the baseband shows as LGP920AT-00-V21e

[Q] LG Optimus 3D korean version su760 ICS update file

well to keep it simple i cant access the official rom link may be country issue. so i found a 4shared link http://www.4shared.com/file/x-jB9Qd-/. so can i use this rom to keep the 3d feature and get 100% support for apps? using the upgrade method like this one. http://forum.xda-developers.com/showthread.php?t=1287236&highlight=ics?
Which phone do you have? Use maybe the official isc
Sent from my LG-SU870 using xda app-developers app
well i have the korean version and i hope the 4shared file plus the update method work for me.
MasterTobi said:
Which phone do you have? Use maybe the official isc
Sent from my LG-SU870 using xda app-developers app
Click to expand...
Click to collapse
yeah the koreans locked the link! cant access it and i have su760 version, am looking for confirmation of the link being good cause i can only access 3rd party links about the stock ics rom. i never expected LG bieng so infamous like this so can you do that or point me somewere where i can get it and a safer way to make the jump from froyo to ics wizout droping imei or network! sorry but nearly all guides are for the p version. thanks for the help!
iloveyoumommy said:
yeah the koreans locked the link! cant access it and i have su760 version, am looking for confirmation of the link being good cause i can only access 3rd party links about the stock ics rom. i never expected LG bieng so infamous like this so can you do that or point me somewere where i can get it and a safer way to make the jump from froyo to ics wizout droping imei or network! sorry but nearly all guides are for the p version. thanks for the help!
Click to expand...
Click to collapse
Use the Lg Mobile Support Tool, this have to work =)
if they will not work then i can´t understand LG, they bring the ICS andnobod can download it lol ?!
maybe test http://lg-phone-firmware.com/
MasterTobi said:
Use the Lg Mobile Support Tool, this have to work =)
if they will not work then i can´t understand LG, they bring the ICS andnobod can download it lol ?!
maybe test http://lg-phone-firmware.com/
Click to expand...
Click to collapse
the link seems to be working so i know there's a link for ics. dig that sucka's! now the flashing stuff, can i use the update method? dont mind formating but to save time and some things, downloaded the kdz_fw_upd_en file and just installed the drivers. should i do that or use lg flash tool to fresh install. do i have all the drives i need look at it on the screen shot!
am not faint hearted but bought it for 10.5 grands of my currency! THOUGH FEELS LIKE $10G! Thats why ask a lot of questions! thanks for the link and help!
iloveyoumommy said:
the link seems to be working so i know there's a link for ics. dig that sucka's! now the flashing stuff, can i use the update method? dont mind formating but to save time and some things, downloaded the kdz_fw_upd_en file and just installed the drivers. should i do that or use lg flash tool to fresh install. do i have all the drives i need look at it on the screen shot!
am not faint hearted but bought it for 10.5 grands of my currency! THOUGH FEELS LIKE $10G! Thats why ask a lot of questions! thanks for the link and help!
Click to expand...
Click to collapse
all stuff done, perfect =)
make a backup from your phone and reflash it with lg flash tool. But you have to switch the port to 41 in the Modem Device under the device manager
MasterTobi said:
Use the Lg Mobile Support Tool, this have to work =)
if they will not work then i can´t understand LG, they bring the ICS andnobod can download it lol ?!
maybe test http://lg-phone-firmware.com/
Click to expand...
Click to collapse
hey just found a trick i used against ipods. i put the ipsw in the temp folder that itunes stores the downloaded file when we simply hit restore. so in the LG i am thinking to manually download the ics v30b file and put it there, so that it instantly jump to upgrading the OS to ics. what's my odd of losing it all!?
iloveyoumommy said:
hey just found a trick i used against ipods. i put the ipsw in the temp folder that itunes stores the downloaded file when we simply hit restore. so in the LG i am thinking to manually download the ics v30b file and put it there, so that it instantly jump to upgrading the OS to ics. what's my odd of losing it all!?
Click to expand...
Click to collapse
hm i don´t updated my phone i habe only reflash it lol
am stressing out over the flashing stuff!
MasterTobi said:
hm i don´t updated my phone i habe only reflash it lol
Click to expand...
Click to collapse
Merhaba! and hey most people tend to fail to flash this stuff correctly and the worst part is losing the imei which needs 'sl-box' to fix which is way unavailable to me.
optimusrs said:
Try flash by lg flash tool
if you lose you IMEI .....
Restoring IMEI
1.Connect phone by USB
2.Activate USB debug mode
3.Enter 3845#*920# in dialer if that doesn’t work try 3845#*925# or 3845#*720# if device is SU760
4.Select Port Settings -> Select CP USB
5.A new device should appear at let it install
6.Open Tutty and select serial protocol. Click on open
7.Type AT if response is not OK, change port number (it is possible that when typing you don’t see any letters)
8.Type at%imei, it should display a dummy IMEI
9.Type at%imei=x,x,x,x,x,x,x,x,x,x,x,x,x,x,x where x,x,x... is your orginal IMEI number (found under the battery of your phone). It should response IMEI WRITE OK
10. change Port Settings ->form CP USB TO AP USB
11. reboot your device
Click to expand...
Click to collapse
the number part up to 4 the phone doesnt recognize the code and let me get into what ever is the setting! does it need a better android like gb or better. if it doenst let me go there i will have to stick with the stupid froyo!
just to remind you i have installed every single latest driver and downloaded every flasher, lg flash tool, kdz offline upgrader ,smart flash , installed omap driver, successfully tried to get in s/w mode. tell me sth to relax me go on with the upgrade! am currently downloading v30b, v20f and the resurrection 10a!
[edit] yeah i needed to tick usb debugging and connect it to pc then type the code.
Happiest Day of My Life!
I just followed the Update method, and succesfully upgraded to ICS without losing anything even the wallpaper didnt change. network fine wifi fine faster boot times and cool boot animation. still testing but slower! though i got used to that with Galaxy S duos. thanks for the rom Master. well i couldnt use the notification center in vertical mode and the ics didnt cured that. well am happy! i can now install every single app i want, yippy!:laugh::laugh::laugh::laugh::laugh:
how can I upgrade my lg su760 to ics without any bricks because I try it once but after he upgrade the screen is not respond to touch. I need step by step guide please.
Sent from my TECNO Q1 using xda app-developers app
Baba130 said:
how can I upgrade my lg su760 to ics without any bricks because I try it once but after he upgrade the screen is not respond to touch. I need step by step guide please.
Sent from my TECNO Q1 using xda app-developers app
Click to expand...
Click to collapse
soon, am sorry but am kinda busy. i will list every thing i did!
How did I DID IT!
well at first the lg mobile support tool couldnt recognize my phone, may be because i live in 'unknown' country. so i manually downloaded every driver known to be made for this phone and installed them. when i opened the tool again it recognized it and told me i have to update the drivers i did. so i had the latest drivers for the phone. i downloaded the 'offline installer download' link from the xda link i posted earlier and downloaded v30b from the link i got from MasterTobi. i ticked USB Debugging and connected to pc, then i started the vbs script it did all the modifications i needed then i followed the instruction then viola! android upgraded. i was shocked when the phone lit up on 90% but completed with no errors. B)
SU760, V30B. how to root this official ICS..
SU760, V30B. how to root this official ICS..
i have installed SU760, V30B. how to root this official ICS?
i need step guide plzzz...
Faseh said:
SU760, V30B. how to root this official ICS..
i have installed SU760, V30B. how to root this official ICS?
i need step guide plzzz...
Click to expand...
Click to collapse
Check This
Hi all first i had GB 2.3 prometheus running but apps on my SU760 were not working well probably because prometheus is P920 port.
So i used LG smart flash tool and flashed froyo 2.2 V10 and then upgraded to 2.3.5 GB using LG support tool all is good until now.
Wait !!!!!
-------------
So now i try to upgrade to ICS using LG support tool my phone is detected by the tool but all of a sudden i get a pop up phone not connected properly, so i run LG support tool as SP3 and run as administrator, still no luck !!!
I then extracted V30b KDZ which is ICS 4.0.4 to bin and fls and used LG smart flash tool to flash directly with ICS but the download mode keeps on dropping out hence i cannot flash the SU760 all the wat to 100% with ICS.
I have now been trying to get ICS on my phone for last 48 hours but no luck.
My Question is:-
1) Is it really worth upgrading SU760 to ICS because i had ICS earlier this year and my phone started to crawl and really slow.
2)Is there a way to get ICS on my phone apart from LG support tool and LG smart flasher and offline flashing is not working for me.
3)Even if i do manage to get ICS then is the ICS rom 4.0.4 by xbsall http://forum.xda-developers.com/showthread.php?t=1963847 ported from experia fast enough on SU760 ?
Thanks in advance,
Suhail

Lost IMEI for Moto G, have no PDS backup

Hi there,
After reflashing stock ROM 4.4.2 because a failure with custom ROM, my IMEI now is 0
I know I can restore it with a pds.img, but I haven't one, how could I get my phone work again?
Thanks
Bump to this thread. Could someone help me...? My /pds folder is empty (at least that's what CM File Manager says), I have no backup, and my IMEI appears as "Unknown"...
I got the same problem. No solution yet :S
Have you tried fastboot flashing the stock firmware to see if that helps?
Probably a long shot.
meekrawb said:
Have you tried fastboot flashing the stock firmware to see if that helps?
Probably a long shot.
Click to expand...
Click to collapse
Why fastboot? What's the difference between it and CWM?
I flashed stock radios today. No luck. Last thing to do is flashing stock, because I've seriously tried everything...
Is there a way to manually input the IMEI in the /pds folder?
Nope. I've already flashed about every rom, factory reset it, etcetera. Even struggled around with hex editors and stuff but the problem is that it's forbidden to 'change' imei so it's kinda hard.
Some dev has to look for a opportunity to get the imei from fastboot (mine shows up there) back to the pds folder or somewhere else..
RestlessScreams said:
Nope. I've already flashed about every rom, factory reset it, etcetera. Even struggled around with hex editors and stuff but the problem is that it's forbidden to 'change' imei so it's kinda hard.
Some dev has to look for a opportunity to get the imei from fastboot (mine shows up there) back to the pds folder or somewhere else..
Click to expand...
Click to collapse
What about this ? ==> http://forum.xda-developers.com/showthread.php?p=52648789 (linked in IMEI entry [Q19] of RC-FAQ)
This guy got a backup :S
RestlessScreams said:
This guy got a backup :S
Click to expand...
Click to collapse
Did you read the whole post ?
As you said, your IMEI isn't destroyed if it shows in fastboot..
matmutant said:
Did you read the whole post ?
As you said, your IMEI isn't destroyed if it shows in fastboot..
Click to expand...
Click to collapse
OK, I downloaded a stock ROM from here, and I followed the instructions shown in this post. I can't believe the motherloving crap worked. I HAVE MY IMEI BACK MOTHERLOVERS!!!!
I HAVE IT BACK!
I just want to tell you guys I was able to isolate the cause of the problem. Maybe someone could find it useful.
The whole problem was because of the kernel I was flashing (this one). There are two versions of that kernel for AOSP ROMs: a standard one and an ANYKERNEL one. Flashing the first one made my IMEI 'unknown'. Flashing the ANYKERNEL one solved the issue. The ROM I was flashing the kernel in was Gummy.
Really strange stuff since it had never happened to me before...
billybully said:
I just want to tell you guys I was able to isolate the cause of the problem. Maybe someone could find it useful.
The whole problem was because of the kernel I was flashing (this one). There are two versions of that kernel for AOSP ROMs: a standard one and an ANYKERNEL one. Flashing the first one made my IMEI 'unknown'. Flashing the ANYKERNEL one solved the issue. The ROM I was flashing the kernel in was Gummy.
Really strange stuff since it had never happened to me before...
Click to expand...
Click to collapse
Its not an issue as I see it. I have made anykernel zips because of this purpose only, some ROMs use different type of ramdisks which cause other developers to not support them at first place. I made anykernel zip for such ROMs so that my kernel can be used on any ROM without any issues. I hope it answers your question.

Root images for H81010b & H81010e

I haven't flashed either of these so I don't promise that they work. They ought to though.
I suggest you follow the instructions in the original root post under Commands to dump system.img and dump an image from your working phone. Name it something you'll remember and keep it on your internal storage. If something goes wrong from flashing the rooted image you can hopefully recover by changing the filename in the flash command to your original image. Don't run a factory reset or the original image will be deleted.
You'll want to rename the image file you extract from the RAR file. I named them with detail so I wouldn't get them confused.
Good luck!
A user reported that the H81010b image bootlooped their phone. Use at your own risk. You can flash the H810PR KDZ to recover but there's no going back to AT&T stock then. Keep a good copy of your original system.img on internal memory to recover and don't factory reset!
ATT_H81010b_Rooted.system.rar
ATT_H81010e_Rooted.system.rar
Why'd I use RAR? Why not? I'm one of those weirdos that paid for it. A site license even!
Here's my H810 repository on Androidfilehost if you're looking for other H810 files.
It says the img is not mountable, is it safe?
Edit: For 10e, yes it works.
thanks
and winrar 5 is awesome, love it. I've always been a fan of winrar
yoavst said:
It says the img is not mountable, is it safe?
Edit: For 10e, yes it works.
Click to expand...
Click to collapse
Here's a way to open the img file in Windows, but it's much easier to make an Ubuntu boot flash drive and mount it in Linux.
@phineous, it seems the 10e file works so I will give it a try tomorrow morning.
For my personal knowledge of the whole process, how did you determine the dd command parameters (block size, count, skip, etc) for the system.img dump command as well as the flashing command that fit the 10e software version? Are all 810 software versions (10e, 10b, 10g, etc) all the same command parameters of is there a way to determine the correct parameters to enter. Regardless of if all 810 versions are the same parameters, I'm sure there is a process to figure out the right things to enter into the dd command?
Thanks!
Sent from my LG-H810 using Tapatalk
Norcalz71 said:
@phineous, it seems the 10e file works so I will give it a try tomorrow morning.
For my personal knowledge of the whole process, how did you determine the dd command parameters (block size, count, skip, etc) for the system.img dump command as well as the flashing command that fit the 10e software version? Are all 810 software versions (10e, 10b, 10g, etc) all the same command parameters of is there a way to determine the correct parameters to enter. Regardless of if all 810 versions are the same parameters, I'm sure there is a process to figure out the right things to enter into the dd command?
Thanks!
Sent from my LG-H810 using Tapatalk
Click to expand...
Click to collapse
Yes I did with the original params for the G version (I had e).
Norcalz71 said:
@phineous, it seems the 10e file works so I will give it a try tomorrow morning.
For my personal knowledge of the whole process, how did you determine the dd command parameters (block size, count, skip, etc) for the system.img dump command as well as the flashing command that fit the 10e software version? Are all 810 software versions (10e, 10b, 10g, etc) all the same command parameters of is there a way to determine the correct parameters to enter. Regardless of if all 810 versions are the same parameters, I'm sure there is a process to figure out the right things to enter into the dd command?
Thanks!
Sent from my LG-H810 using Tapatalk
Click to expand...
Click to collapse
@autoprime posted the commands to flash the different versions in the original root thread. All the AT&T H810 versions use the same command to flash.
The variables for the flash command are determined based on the location of the partition you want to overwrite in the partition table on the phone. There's a little discussion about it in the original root thread, but I'm sure it's discussed more in depth in rooting threads for earlier phones and threads about Android rooting in general.
phineous said:
@autoprime posted the commands to flash the different versions in the original root thread. All the AT&T H810 versions use the same command to flash.
The variables for the flash command are determined based on the location of the partition you want to overwrite in the partition table on the phone. There's a little discussion about it in the original root thread, but I'm sure it's discussed more in depth in rooting threads for earlier phones and threads about Android rooting in general.
Click to expand...
Click to collapse
Got it, thanks @phineous. I can follow directions like these pretty easily (it is all indeed low effort) but I like to try and understand the process behind the commands. So the seek/count/block size parameters, whether dumping a system.img or flashing a stock or rooted system.img are all the same for each command and for each software version across the H810? In this case they are:
bs=8192
seek=65536
count=579584
I'll have to dig a little more to learn how they figured out the proper parameters for each model.
Thanks again
Norcalz71 said:
Got it, thanks @phineous. I can follow directions like these pretty easily (it is all indeed low effort) but I like to try and understand the process behind the commands. So the seek/count/block size parameters, whether dumping a system.img or flashing a stock or rooted system.img are all the same for each command and for each software version across the H810? In this case they are:
bs=8192
seek=65536
count=579584
I'll have to dig a little more to learn how they figured out the proper parameters for each model.
Thanks again
Click to expand...
Click to collapse
It's the same for the AT&T H810s. The Claro H810pr that some us used after we killed our AT&T phones is different.
Look for posts about android partitions. @rightonred has a couple of posts where they show the partition table from our phones.
Here's the man(ual) page for dd where the commands (BS,SEEK,COUNT) are documented.
phineous said:
It's the same for the AT&T H810s. The Claro H810pr that some us used after we killed our AT&T phones is different.
Look for posts about android partitions. @rightonred has a couple of posts where they show the partition table from our phones.
Here's the man(ual) page for dd where the commands (BS,SEEK,COUNT) are documented.
Click to expand...
Click to collapse
Have a question for OP, this is just came into my head but flashing this img into 810pr fw will break the system itself as the seek and count partition are totally different..or what if we used code seek and count from PR??
faizalotai said:
Have a question for OP, this is just came into my head but flashing this img into 810pr fw will break the system itself as the seek and count partition are totally different..or what if we used code seek and count from PR??
Click to expand...
Click to collapse
That could work, but I don't know much about how the system checks itself and the bootloader. I think it would probably end up with the security error boot screen.
phineous said:
That could work, but I don't know much about how the system checks itself and the bootloader. I think it would probably end up with the security error boot screen.
Click to expand...
Click to collapse
autoprime said:
I just looked into the H810PR 10A files and it seems it's about equal to the AT&T H810 10G (newest ATT OTA). The H810PR 10A and the H810 10G (and I think 10E as well) have updated bootloaders with the "1" version... which was updated from the initial version out of box.. i think it was 10A (or 10b/10c/d.. not e/f).
So... obviously for people who were "bricked" (stuck in download mode) you should use this KDZ as that's about you're only hope at this point. KDZ will upgrade bootloader and you will be set at "1".. never to be at "0" again. 0 vs 1 doesnt mean anything yet... so it may not matter. But any possible bootloader exploit that may happen in the future that somehow only works on v0 bootloaders... you'll be out of luck. But lets hope that isn't the case. And who knows if there will even be an unofficial unlock.
For those who ARENT stuck in download mode but don't care about being on an updated "1" bootloader.. feel free to flash H810PR KDZ all you want.
For those who are on the original AT&T sw (10a/b/c/d) with a "0" bootloader who want root and wanna stay at "0"... someone with your 10a/b/c/d sw will need to dump and upload that system.img and then someone will have to root it.. then upload that img... then H810 10a/b/c/d users will have a safe root method that won't cause a security error and also won't update the bootloader. And maybe it'd be safe for now to keep the pre-rooted system.img (the one that doesnt yet exist as of the moment i am typing this) on your internal storage so if anything were to happen you could reflash system.. never needing an H810 KDZ/TOT (as long as you don't mess with other partitions).
Click to expand...
Click to collapse
@autoprime
I forgot about that post. It wouldn't work then. There was a version # in the build.prop that made me think H810PR had an older bootloader.
How do we determine/confirm if a software version bootloader count is at 0 or 1? I thought 10e was at 0 still but maybe not? Hopefully it is...
Sent from my LG-H810 using Tapatalk
Have we confirmed this works with 1010e? I just got the phone and that is the version installed and I want me some root
Edit, nvm it worked perfectly, thanks!
Rooted my at&t 10e with your image. Work great. Thanks.
Sent from my LG-H810 using Tapatalk
Obsolete
GvIn2it said:
Has anyone rooted their H81010b with this file?
---------- Post added at 09:01 AM ---------- Previous post was at 08:48 AM ----------
How can this work with the original root post, that file is 4GB. This one is only 1.6GB. Just interested to know. It's a little scary when someone posts:
"I haven't flashed either of these so I don't promise that they work. They ought to though." Where did they come from? Did you make them, or someone else who tested them? I would really like to try the H81010b but need a little verification.
Click to expand...
Click to collapse
You must extracted zip/rar to image..than copy to internal memory.
have you tried the H810 10b yet. I tried it on my phone and i keep getting a bootloop......
I really want my 4g back
scabbie1980 said:
have you tried the H810 10b yet. I tried it on my phone and i keep getting a bootloop......
I really want my 4g back
Click to expand...
Click to collapse
I don't think anyone has tested it yet.
Are you flashing it on an AT&T H810 with 10b or on the H810PR? It won't work on the H810PR.
If my 10b image really is broken I'll take it down.
Since none of the updates have prevented root, I doubt LG has made security changes to the bootloader. It's probably safe to upgrade to a new version. They're having a hard enough time making the phone work. I hope they're not wasting time patching, especially when we haven't even found a bootloader unlock. I could be wrong though.

Need modem backup for 6045Y. Help needed.

Hi,
I tested the chinese rom yesterday on my 6045Y and it resulted in a loss of GSM signal, even after rsstoring the phone with mobile Q upgrade software.
I would need someone's help here.
Can people use @DallasCZ backup-all.bat script and extract the original partitions of their phone to share with me?
I need at least to try to get the modem to it's original state.
Again, it's for 6045Y.
Thanks all for your help.
Sent from my GT-I9000 using XDA Free mobile app
Anghirrim said:
Hi,
I tested the chinese rom yesterday on my 6045Y and it resulted in a loss of GSM signal, even after rsstoring the phone with mobile Q upgrade software.
I would need someone's help here.
Can people use @DallasCZ backup-all.bat script and extract the original partitions of their phone to share with me?
I need at least to try to get the modem to it's original state.
Again, it's for 6045Y.
Thanks all for your help.
Sent from my GT-I9000 using XDA Free mobile app
Click to expand...
Click to collapse
Any chance the radio to be turned off ? Dial *#*#4636#*#* and look at the phone info. Almost at the end of the page there is a button turn radio off/on. There is also an option to select the radio band under the three dots menu from there.
petrov.0 said:
Any chance the radio to be turned off ? Dial *#*#4636#*#* and look at the phone info. Almost at the end of the page there is a button turn radio off/on. There is also an option to select the radio band under the three dots menu from there.
Click to expand...
Click to collapse
Already checked that. Radio is on and bands are well selected.
I found a thread for similar issue when googling the first line of my logcat. It's on XDA forum as well, CM12.1 development for the oneplus one. They lost connection as well.
Sent from my 6045Y using XDA Free mobile app
Anghirrim said:
Already checked that. Radio is on and bands are well selected.
I found a thread for similar issue when googling the first line of my logcat. It's on XDA forum as well, CM12.1 development for the oneplus one. They lost connection as well.
Sent from my 6045Y using XDA Free mobile app
Click to expand...
Click to collapse
so found any solution for the problem ?
i made it dozen times on google nexus s and zte v9180 it was allways about to flash the radio file (modem, or NON-HLOS.img) , but now we heve to flash the NON-HLOS.img but since w edont have it there is maybe only way to push the modem file trough adb command (the reverse way i extracted it). But since we dont know what files are needed also it can work or not.
There were some guys from htcmania.com from spain I think. They made one build of 5.0.2 for 6045Y .. they should have the right modem files (if they have it in the rom). but unfotunatelly they removed the links because of some bugs (not modem related). There is a thread in development section. Contact the OP and ask for the link to the rom.
yash_rathore25 said:
so found any solution for the problem ?
Click to expand...
Click to collapse
Nope, they did not care that much as they had original ROM's to flash and solve the issue...
@DallasCZ:
You're talking about this thread?
http://www.htcmania.com/showthread.php?t=1045981
http://forum.xda-developers.com/idol-3/development/rom-arde-dev-team-v1-5-0-2-idol3-stock-t3167082
I've just sent a mail to franq36. We'll see.
Found the link back guy's!!!!! Downloading.
https://mega.nz/#!QBpgXKja!Z-_IAMlMDAsU5eQx6hwSxoSlZl_ZLePytE0qqXR6vOU
Found here:
http://forum.frandroid.com/topic/224636-rom-arde-dev-team/
And these informations don't hurt...
MD5 : f114a0a048f9bfac2d9b92582bc6d058
ZIP size : 1.11GO
Version : V1
Développeurs Rom: Acura2201, josepica481, franq36
Just an idea ... the updater script from the ported rom resets the modemst1 and modemst2 partitions. Try to reset them by the same way (prepare an updater-script for this) after flashing the backup of the modem.img from @DallasCZ. Also reflash the fsg partition ... ask @DallasCZ to make backup of it ... the current baseband version is definitely stored there, and somehow controls the modem ... and let's hope that will boot afterwards ...
@petrov.0:
You suggest not flashing the rom?
I don't know anything about development. I'm just a Linux user who learned to read before asking... So I can't do any updater-script.
I tried to flash the rom with "partial" success. Something has been flashed, but it was super fast. No specific thing shown in verbose mode in TWRP.
Just a warning before flashing:
E:Invalid block device on `/sdcard ext4 [][][]flags=display="Internal SD" ; symlink
', 'flags=display="Internal SD" ; symlink' , 27
Then regular flash. But on the french forum where I found the link, all the comments were... first boot super long as it has to install things, etc...
What am I missing here?
Anghirrim said:
@petrov.0:
You suggest not flashing the rom?
I don't know anything about development. I'm just a Linux user who learned to read before asking... So I can't do any updater-script.
Click to expand...
Click to collapse
Which ROM the Andre Dev ? Flash whatever you want its a trial and error process already ... At least the Mobile Upgrade Q can recover the phone now ... or at least for now ... I'm also a Linux user ... read the content of these partitions (or at least the human readable part). You have the necessary tools to do this from your Linux box.
---------- Post added at 23:08 ---------- Previous post was at 22:57 ----------
Anghirrim said:
I tried to flash the rom with "partial" success. Something has been flashed, but it was super fast. No specific thing shown in verbose mode in TWRP.
Just a warning before flashing:
E:Invalid block device on `/sdcard ext4 [][][]flags=display="Internal SD" ; symlink
', 'flags=display="Internal SD" ; symlink' , 27
Then regular flash. But on the french forum where I found the link, all the comments were... first boot super long as it has to install things, etc...
What am I missing here?
Click to expand...
Click to collapse
This message is there from the boot of the recovery. The reason for the "super fast flash" is somewhere else. Check the recovery.log under /tmp/
petrov.0 said:
This message is there from the boot of the recovery. The reason for the "super fast flash" is somewhere else. Check the recovery.log under /tmp/
Click to expand...
Click to collapse
OK, I'll try to reflash but I just extracted the rom and looked the updater-script. It just udpate files in /system and flashes boot.img.
Nothing about modem or anything else.
Anghirrim said:
OK, I'll try to reflash but I just extracted the rom and looked the updater-script. It just udpate files in /system and flashes boot.img.
Nothing about modem or anything else.
Click to expand...
Click to collapse
That updater script only does system and boot...they've already cleaned it similar to how I did. I can give you a copy of the USA modem if you want to try that one...it's the largest of all of them so far. I would not have installed the arde rom...they pulled it due to issues.
Here's the 6045i usa modem. You will have to unzip it first before flashing via fastboot.
http://www38.zippyshare.com/v/kielTvJd/file.html
OK I'll try. Thanks!
Still:
fastboot -i 0x1bbb flash modem yourmodem.img?
Anghirrim said:
OK I'll try. Thanks!
Still:
fastboot -i 0x1bbb flash modem yourmodem.img?
Click to expand...
Click to collapse
Yep...after unzipping...and I think my image is just called "modem" after you unzip it so it'll be fastboot -i 0x1bbb flash modem modem which is gonna look weird.
@franq36 (the Arde rom developer) is willg to help me and send all partitions if needed.
He posted me a 64Mo 6045Y modem file. I'll try to flash it first. By the way, he told me that modem = NON-HLOS. Is that correct or are they different files?
Thanks all.
Edit: Now, using again Mobile Upgrade Q to get back to a clean situation as the short flash of Arde rom lead to FC's for various apps.
Spanish modem 64Mo img flashed. No success getting signal back.
I'll have to flash partition by partition....
Is it still worth flashing your Modem @famewolf?
Thanks,
Anghirrim said:
Spanish modem 64Mo img flashed. No success getting signal back.
I'll have to flash partition by partition....
Is it still worth flashing your Modem @famewolf?
Thanks,
Click to expand...
Click to collapse
I'd say yes but that's your call...you'll be overwriting it all anyway if it doesn't work with the other french phones partitions.
famewolf said:
I'd say yes but that's your call...you'll be overwriting it all anyway if it doesn't work with the other french phones partitions.
Click to expand...
Click to collapse
So... I think I'll try it a bit later.
If we go step by step, with what I did already:
- Restored the phone /system and boot.img with my backup through TWRP ==> Everything here should be back to normal
- Restored several times with Mobile Upgrade Q ==> Back to an "even more" normal state
- Flashed a spanish modem image 64Mo big ==> This is the largest modem found.
After all of this, I still have no signal back. I'll try to focus on other things changed by the updater-script from the Chinese rom and restore impacted partitions.
If still fails, then I'll try the US modem.

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