How to root my LG Optimus Black after update - LG Optimus Black

Hello,
I have recently updated my LG Optimus black via the LG Mobile Update, and now Gingerbreak stands there for 30 mins and does nothing! Before the update it took only 10 seconds! Why is this happening (yes, I had USB debbuging ON and an SD card inserted)? Are there any other alternatives to root my phone? I really appreciate to have it rooted, as I have some applications that I use that need root privileges.
Thanks in advance!

There are so many threads about rooting...
Well, here is one of them, really good : http://forum.xda-developers.com/showthread.php?t=1111771. You'll use SuperOneClick which is in Ilko's pack.
Sent from my LG-P970 using xda premium

You should downgrade your Optimus Black to (at least) v10B version, because upper versions are not compatible with Gingerbreak (from my own experience)
Here you can find a tuto about restoring your device and downgrading it.
Regards.

Related

[Q] will I be able to get the (soon)gingerbread update after I root my g2x??

I have recently rooted my new lg g2x, to get rid of the bloat ware (tmobile tv, myaccout, appPack etc.)
when I try to update the stock froyo software it says, "Connection failed caused by Authentication error."
I have unrooted, and reset the phone to factory settings and still says the same thing.
can someone help me with this??
much appreciated
Wrong forum
Soon? Hahahahahahahaha right
If it's anything like the O2X then it pretty much doesn't work
I don't think rooting alone will hinder an upgrade. You will loose root access after an upgrade though.
I also don't belive GB will be ready this side of summer. Persnally I'm just hoping for a patch for Froyo so that I can start trusting my phone as an alarmclock again...
+1 on a stable Froyo...
I'd rather have a stable and battery-friendly froyo than another unstable GB rom..
But hey!... both would be nice
I suppose there is already a leaked ROM out in the wild.. you should be able to update and then root! use google : "LG G2x Gingerbread" The first modaco thread. Use it in clockworkmod recovery!
You could try the leaked G2X Rom if you were desperate.
Just install CM7.
Pxoeb6mU said:
Just install CM7.
Click to expand...
Click to collapse
+1
Sent from my Optimus 2X using XDA Premium App
Pxoeb6mU said:
Just install CM7.
Click to expand...
Click to collapse
isn't CM7 kinda buggy?
Not really, it's a daily driver for many on here.

[Q] 2.2.2 Revolution help

I have updated my Revolution to the new 2.2.2 software hoping that it would stop my device from the constant reboot that seems to plague LG products but it didn't. So step 2 is rooting my device which solved the problem with my Droid X cause it was able to get rid of the bloatware occupying soo much of my memory & overclocked my processor to handle the means in which I use my phone. Does ANYONE have a SIMPLE root method for the 2.2.2 software? What have been the best themes? ROMs? Overclock? available for the Revolution??
Where is z4Root when you need it??
I'm kinda disappointed with the Revolution cause both Verizon & LG have put so much praise behind a device that leading up to it's launch was supposed to be the Revolutionary 4G device for Verizon but I have yet to see anything Revolutionary about it. I put it 3rd behind the Thunderbolt and what seems to be a superior Samsung Charge.
(Android verision: 2.2.2 ~ Kernel: 2.6.32.9-perf / [email protected]#1 ~ SW Verision: VS910ZV6)
I believe since you updated you can no longer root. YOu would have to revert back to v4 from v6 using this thread, http://forum.xda-developers.com/showthread.php?t=1211295. Then you will have to find a super one click, The program used to root the phones which I believe still works if on pre OTA firmware. Hope this helps you. I didn't have any of those problems with my phone when I got but I rooted it like a week or 2 after getting it and decrapped came out like later. Good luck and let me know how it all works out.

[Q] DISPLAY screen NOT WORKING

My lg p990 in was running in only blank screen, I connect Lg OSP and view my phone desktop in OSP , then i run my phone via Osp, its work perfect,, i will update to 2.3.4 (V20L) from 2.2.2 (v10f froyo) then problem was continue,, i cant find the solution kindly help me
directorsashi said:
My lg p990 in was running in only blank screen, I connect Lg OSP and view my phone desktop in OSP , then i run my phone via Osp, its work perfect,, i will update to 2.3.4 (V20L) from 2.2.2 (v10f froyo) then problem was continue,, i cant find the solution kindly help me
Click to expand...
Click to collapse
I think you've diagnosed the problem quite well yourself. As you say: "Your screen is not working."
So apart from prying the phone open and check for loose connections (which I would not advise) you should have it serviced/replaced.
Thanks for u r suggestion .., i try to that.., now display is working but.., phone was hanging (Freeze).. i try factory reset than problem continue.., may i thing my updating was wrong.., kindly tell me what Rom was official lg launching., i used before v10f in India.., now v10l custom Rom., kindly inform me
directorsashi said:
Thanks for u r suggestion .., i try to that.., now display is working but.., phone was hanging (Freeze).. i try factory reset than problem continue.., may i thing my updating was wrong.., kindly tell me what Rom was official lg launching., i used before v10f in India.., now v10l custom Rom., kindly inform me
Click to expand...
Click to collapse
Here is a page linking to most stock ROMs: http://forum.xda-developers.com/showthread.php?t=1035041
There's also 10e for India there. Try to flash the latest for Europe (V20L), and if it doesn't work you can go back to 10e.
Thank u dear
i try to update to Cyanogen Mod 7.1.., kindly suggest me its fine or not????????
CM7.1 is a fine ROM. Download the latest version from here http://download.cyanogenmod.com/?device=p990, there are some known problems with the official 7.1 release.
how to fix the issues
i install cm7 in u r way but still screen was freeze & stuck i cant run probably >>>>>>>>>>>> what to do
screen not working again
dear,
i install v20l eur version via smart flash its working fine in past more then 15 days, but now still same problem came on phone working perfectly, but screen was only black.., still i remove the screen carbon strip and again insert but screen not working.., i cant understand what's problem that, its software or hardware problem
Can you see lg logo when booting or recovery menu? If yes then i think its not hw fault.
Sent from my Optimus 2X using xda premium
no... i cant see the lg logos .. display back led light only blinking ., and then touch was work then i connect the LG OSP,, phone was working perfect but screen not displaying..,
So its hw related.
Sent from my Optimus 2X using xda premium
hw problem means ( lcd display was problem or mother board????)
I would guess its lcd flex cable.
Sent from my Optimus 2X using xda premium

[Q] newbie again

Hi all
I am just getting a head of myself here but I am wondering if I can learn before I start flashing my LG O2X.
I am in Australia and I am wondering which firmware (full stock) is most preferred at the moment?
I read in the firmware sections and it seems as if the not all stock firmware are very stable (Some people are complaining that it sucks out of the juice badly).
so any suggestions (links will help heaps) is much appreciated.
any link to good tutorial to flash the firmware is also greatly appreciated.
Thanks
sorry for the newbie questions
http://forum.xda-developers.com/showthread.php?t=1037751
Sent from my Optimus 2X using xda premium
Firmware stock
ardabelati said:
Hi all
I am just getting a head of myself here but I am wondering if I can learn before I start flashing my LG O2X.
I am in Australia and I am wondering which firmware (full stock) is most preferred at the moment?
I read in the firmware sections and it seems as if the not all stock firmware are very stable (Some people are complaining that it sucks out of the juice badly).
so any suggestions (links will help heaps) is much appreciated.
any link to good tutorial to flash the firmware is also greatly appreciated.
Thanks
sorry for the newbie questions
Click to expand...
Click to collapse
http://forum.xda-developers.com/showthread.php?t=1035041
Cheers guys!
I am still confused with all this term of base band and firmware used for LG o2x.
On my Samsung if i want to update my stock firmware i just need to go to samfirware download the latest one . Open ODIN as the flashing application, put the downloaded firmware package and press start.
Is this the same process in LG?
Do i need to root first? Where can I download the latest firmware package for LG?
Thanks again guys
Sent from my GT-I9100 using xda premium
Hello!
This depends...
If you only want the latest firmware provided by LG - just use the LG Update tool, follow its instructions and click start - wait a few minutes and voila.
Only working with an unbranded phone of course - in case of a branded phone you might have to wait for the OTA from your provider.
But you might have to wait at least another 6 Month for the next update from LG - last Update by LG(in Nov.) was to Android 2.3.4 and still has some bugs - ICS(Android 4.0) is in the making but...
If you want root, a custom rom(I would say CM7 is a lot better than stock rom - my opinion) with all the latest updates(i.e. Android 2.3.7 may be an ICS-build for X-mas ) and/or an OC/UV kernel it is a little more complicated.
Thanks for the prompt reply.
So... it sounds like the CM7 has won lots of hearts.
If I want to update mine (stock unbranded), which tutorial should I use?
since I am completely new to LG, any step by step (from the beginning) tutorial will help greatly.
I am after total stability and good battery - I am only using camera/video recording, playing videos, musics, skype/fring/viber and also some small games like angry birds etc.. good GPS lock is a bonus.
So any recommendation is greatly appreciated
Thank you
Medizinmann said:
Hello!
This depends...
If you only want the latest firmware provided by LG - just use the LG Update tool, follow its instructions and click start - wait a few minutes and voila.
Only working with an unbranded phone of course - in case of a branded phone you might have to wait for the OTA from your provider.
But you might have to wait at least another 6 Month for the next update from LG - last Update by LG(in Nov.) was to Android 2.3.4 and still has some bugs - ICS(Android 4.0) is in the making but...
If you want root, a custom rom(I would say CM7 is a lot better than stock rom - my opinion) with all the latest updates(i.e. Android 2.3.7 may be an ICS-build for X-mas ) and/or an OC/UV kernel it is a little more complicated.
Click to expand...
Click to collapse
ardabelati said:
Thanks for the prompt reply.
So... it sounds like the CM7 has won lots of hearts.
If I want to update mine (stock unbranded), which tutorial should I use?
since I am completely new to LG, any step by step (from the beginning) tutorial will help greatly.
Click to expand...
Click to collapse
Frist things First - backup all you date before you start because the phone RAM/ROM will be wiped!
If your phone comes with Froyo (Android 2.2.2) you could go right ahead and start after the ***-line
...if your phone comes already with GB (Android 2.3.4 – look under setting on the about page!) you need to smartflash a CM7-compatible baseband (i.e. 0725 for Froyo or 0823 as I use it).
Guide to flash baseband – only needed if your phone some with GB(Android 2.3.4)
http://forum.xda-developers.com/showthread.php?t=1008070
A German guide with downloadlinks…
http://www.handy-faq.de/forum/lg_op...-lg_optimus_speed_p990_aktuelle_baseband.html
If you try the newest baseband on this page (0823 – 23.08.11) you must flash all 4 files in descending order of filesize – the others are single files which are easier to use.
***************************************************************************
The easiest way would be to root the phone with SuperOneClick.
http://www.xda-developers.com/android/superoneclick-updated-to-2-2-now-features-zergrush-exploit/
…and then use Clockworkmod (http://forum.xda-developers.com/showthread.php?t=1098745) or Rom Manager to flash the latest KANG, since there aren’t any up to date Nightly’s because the CM7-build bot server is broken.
A Guide is in the Wiki pages for the LG P990…
http://wiki.cyanogenmod.com/wiki/LG_Optimus_2X:_Full_Update_Guide#Method_via_ROM_Manager
You could use either one of these KANGs…
Rusty:
http://fitsnugly.euroskank.com/gigglebread/p990/
temasek:
http://www.mediafire.com/temasek
koboltzz:
http://www.4shared.com/folder/9Y9RYzQA/_online.html
Don’t forget to flash the latest gapps for GB 2.3.7 (right now AFAIK version from14th Dez.)– you can find them on temaseks-mediafire account.
Just place KANG-Files and Gapps on your SD card before you enter boot recovery.
At the end you need GetRIL or LG RIL versions from the market to update you RIL because the preinstalled baseband of you new phone is almost probably 0725 and CM7 comes always with 0218 – just download GET RIL and hit the install button…
Now you should be good to go.
If you are even more adventurers you could look into the ironkrnL for more performance/powersaving – see my sig. and/or look in the ironkrnL-Thread at xda and flash an ironkrnL after the gapps.
ardabelati said:
I am after total stability and good battery - I am only using camera/video recording, playing videos, musics, skype/fring/viber and also some small games like angry birds etc.. good GPS lock is a bonus.
Click to expand...
Click to collapse
So “only” about everything one could do with a Smartphone…
Latest ironkrnL-builds with 00 or 32 ramhack should do it(stability and good battery) - but you might need to set the ring delay between 3000-4000 in the build.prop found in /system (you need a root-capable filemanager/editor i.e. ES Datei Explorer (https://market.android.com/details?id=com.estrongs.android.pop or Rom Tool from the market). I had a problem with the preset delay of 225.
Hope that helped...

Phone Reboots on installing any app!

Hello guys,
I recently rooted LG Optimus Black (2.3.4, version v20e) using SmartFlash. All has worked fine. I have SuperUser and AnReboot installed on my phone.
But my phone reboots instantly on installing ANY app whether from Market or Offline.
I am new to this whole rooting and flashing new ROMs stuff and also passionate about modifying my smartphone.
Please help me with some solution.
Shantanu Telharkar said:
Hello guys,
I recently rooted LG Optimus Black (2.3.4, version v20e) using SmartFlash. All has worked fine. I have SuperUser and AnReboot installed on my phone.
But my phone reboots instantly on installing ANY app whether from Market or Offline.
I am new to this whole rooting and flashing new ROMs stuff and also passionate about modifying my smartphone.
Please help me with some solution.
Click to expand...
Click to collapse
Dont doublepost! Someone please report this one, since I cant do it on the phone, to get it closed.
Sent from my battery eating android monster!
I had similar issue. Do hard reset feom the sertings menu and itwill all work jut fine.
Cheers
Sent from my LG-P970 using xda app-developers app

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