Can I Upgrade to JB? - LG Optimus 4X HD

Hi,
I have rooted ICS on my 4x HD. No custom recovery or unlocked boot loader. Is it possible to upgrade to official stock JB? I can't update via OTA, so would flashing the kdz work even though I am rooted? Thanks in advance, I just want to be clear before I go ahead.
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Yes
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alekthefirst said:
Yes
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Can I use the official LG Mobile Support Tool?

samgoalie17 said:
Can I use the official LG Mobile Support Tool?
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You could try. Connect your phone and using that tool try to force an update (somewhere in the upper right menu's). If that method leaves you on ICS, you'll have to flash JB yourself via kdz. Search the forum a bit for more on that.
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Related

How do I return to complete stock

Hello, what is the quickest way to return to complete stock coming from cm7?
you can flash original stock rom using, for example, smartflash.
See link here, post #37, to download the stock
http://forum.xda-developers.com/showthread.php?p=27734200
stock roms vary depending on where and when you originally bought your o2x
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And if you dont know which rom was for your region, just flash old v10b rom via nvflash and then do lg update. I did it two times for warranty repairs.
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If you have the original rom nandroid backup then that's ok right?
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TheNesski said:
If you have the original rom nandroid backup then that's ok right?
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Yes, but I'm guessing it would be a rooted version of your stock rom.
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xtrustkillx said:
And if you dont know which rom was for your region, just flash old v10b rom via nvflash and then do lg update. I did it two times for warranty repairs.
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Can u pls send me the link for v10b.
And yeah what are steps to nv flash the rom ??
Haven't used nv flash before instead smartflashed..
I prefer smart flash. And also I think it is the easiest way to stock rom
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ICS ROM or Official update?

I don't know if I should root my phone and flash an ICS Rom or should I wait for LG to release the official update?
Is it worth the wait? Or can I do both?
P.s. I'm a noob.
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Skgreat said:
I don't know if I should root my phone and flash an ICS Rom or should I wait for LG to release the official update?
Is it worth the wait? Or can I do both?
P.s. I'm a noob.
Sent from my LG-P970 using xda app-developers app
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You can do both without problems.
Huexxx said:
You can do both without problems.
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Both? Root and then unroot?
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Skgreat said:
Both? Root and then unroot?
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Yeah. Or just wait for rooted officiall
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lg brings an official update for ics??
also i read somweher that they wont update the p970?
Schur1k said:
lg brings an official update for ics??
also i read somweher that they wont update the p970?
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they will for sure as they did with the korean optimus black , no way they arent ,,but the question sshould be WHEN ??
RomWiz said:
Yeah. Or just wait for rooted officiall
Sent from my Black Jelly phone.
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Rooted Official? Please help me understand. I
I just got this as my first android this year and I am a noob.
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Skgreat said:
Rooted Official? Please help me understand. I
I just got this as my first android this year and I am a noob.
Sent from my LG-P970 using xda app-developers app
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Yes.
When officiall arrives it will be rooted and uploaded
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RomWiz said:
Yes.
When officiall arrives it will be rooted and uploaded
Sent from my Black Jelly phone.
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So once the official one is rooted, how will it become better?
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Skgreat said:
So once the official one is rooted, how will it become better?
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It won't.
But we can build on the rom to make it faster and better.
Sent from my Black Jelly phone.
Oh cool!
So what software do I use to root my phone and then unroot it?
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Skgreat said:
Oh cool!
So what software do I use to root my phone and then unroot it?
Sent from my BlackRadius P970
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Use unlockroot
My main agenda is to help, not gain thanks.
Just wait for the official then root then provide us with the nandroid haha win win for all! Haha
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Going back Tor 7cm From cm10

Hello im Kinda New To the lg p990 i got a used one with stock ics. So i used the p990 all in one Tool to root and then tried to downgrade to a gb ROM. I bricked my device and used the unbrick Tool to unbrick and install cm10. So now i can install a cm7 Rom but i only got bootloops. Is The Problem with the ics Partition from Stock ics?
Any help? Thanks in advance
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I had same problem. I flash back to Froyo using THIS and then update to Gingerbread with All-In-One P990-Toolkit.
Gandaf said:
I had same problem. I flash back to Froyo using THIS and then update to Gingerbread with All-In-One P990-Toolkit.
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Thanks im gona try this and give Update if it works
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Darkmind82 said:
Thanks im gona try this and give Update if it works
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Update. Worked like a charm. This solution schould be posted in the general forum.
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[Q] V30 bin/fls with CWM support

Is there a V30 with CWM support in BIN/FLS format for flashing with Smartflash Tool ??
The reason I am asking is because I cannot flash a patched V10 or V20 on my LG P970.
No...
RomWiz said:
No...
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Any possibility of it coming out in the near future ?
pawan182 said:
Any possibility of it coming out in the near future ?
Click to expand...
Click to collapse
No...
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pawan182 said:
Is there a V30 with CWM support in BIN/FLS format for flashing with Smartflash Tool ??
The reason I am asking is because I cannot flash a patched V10 or V20 on my LG P970.
Click to expand...
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may i ask why you cant flash them?
RomWiz said:
No...
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N00BY0815 said:
No...
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Very usefull!!!!
Thanks
AW: [Q] V30 bin/fls with CWM support
Quack2 said:
Very usefull!!!!
Thanks
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Well i kinda have to reverse my statement... it could be possible, but I think i is a whole bunch of work... not to sure if it works at all and I dont wanna screw my own phone...
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I've tried it only getting security error
there was a thread about converting KDZ rom to Bin/fls... i forgot where that was but the same tool has a feature to patch the Bin/fls results with CWM classic or touch.
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pawan182 said:
Is there a V30 with CWM support in BIN/FLS format for flashing with Smartflash Tool ??
The reason I am asking is because I cannot flash a patched V10 or V20 on my LG P970.
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What problem are you facing?? Because even I am not able to flash any firmware other than v30c India. Others give me error!!
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AW: [Q] V30 bin/fls with CWM support
vismaiy said:
What problem are you facing?? Because even I am not able to flash any firmware other than v30c India. Others give me error!!
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He is talking about a patched v30! Flashing an injected version of v30 will result in a security error...
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N00BY0815 said:
He is talking about a patched v30! Flashing an injected version of v30 will result in a security error...
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Oh sorry. I thought he is having some trouble in flashing other then the security error.
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Flash Kernel = LOST IMEI ?

Hey, i used stock 20a. Everything works fine, but i wanna unleashed the true power but dont want to flash a custom rom. So i decided to flash iodaks kernel. Will i lost my Imei if i flash a kernel like iodaks ?
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GalaxyVolvoZ said:
Hey, i used stock 20a. Everything works fine, but i wanna unleashed the true power but dont want to flash a custom rom. So i decided to flash iodaks kernel. Will i lost my Imei if i flash a kernel like iodaks ?
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no. make sure your bootloader is unlocked first
So i wont lost my imei ?
Unlocking Bootloader ? easy, thanks to the all in.one tool in general section :*
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GalaxyVolvoZ said:
So i wont lost my imei ?
Unlocking Bootloader ? easy, thanks to the all in.one tool in general section :*
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No you certainly won't do not worry
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