How do I root my stock G2x? - T-Mobile LG G2x

So, I've looked and looked, and found nothing.
I am on a basically stock G2x running stock 2.3.4. I have flashed CWM 5.0.2.0. So, how do I root? At this moment, I'm not worried about loading a customer ROM. I wanted ICS, but it looks a little too buggy for me right now. Regardless, before I do anything ROM wise, I need to root so I can use Titanium to do a full backup.
So, how do I JUST root without installing a custom ROM?

http://forum.xda-developers.com/showthread.php?t=1661195

VisualOddity said:
So, I've looked and looked, and found nothing.
I am on a basically stock G2x running stock 2.3.4. I have flashed CWM 5.0.2.0. So, how do I root? At this moment, I'm not worried about loading a customer ROM. I wanted ICS, but it looks a little too buggy for me right now. Regardless, before I do anything ROM wise, I need to root so I can use Titanium to do a full backup.
So, how do I JUST root without installing a custom ROM?
Click to expand...
Click to collapse
SuperOneClick also worked for me on 2.3.4. (Whichever tool you use, use at your own risk!)
http://shortfuse.org/?p=193
Very important:
Before you go installing any ROMs you need to know you that your phone's baseband (sometimes abbreviated BB) is probably March 2012 (some refer to it as v21y baseband). You can verify by going to Settings > About Phone and scrolling down a little and looking for a month and a date in the baseband name (i.e. Mar 11 2012).
Here are a few of the many threads about the one problem you're going to have installing a custom ROM if you have a March 2012 (save kwes's modified 2.3.4 stock).
http://forum.xda-developers.com/showthread.php?t=1647127
http://forum.xda-developers.com/showthread.php?t=1651116
http://forum.xda-developers.com/showthread.php?t=1643702
http://forum.xda-developers.com/showthread.php?t=1603057
In summary: March 2012 baseband only works with 2.3.4 stock ROM and kwes's modified 2.3.4 stock ROM. If you flash another ROM you will not change the baseband so you will be stuck with a new and incompatible baseband that won't work with your ROM. The only way to change the baseband is to update using LG support tool. In other words, the only way to get a custom ROM problem-free in regards to baseband compatibility is to downgrade to stock 2.3.3 (which will downgrade both ROM and baseband) via LG Support Tool. All of the custom ROMs (including all of the ICS ones) work with, I believe, all of the 2011 basebands.

Nothing more nothing less
Sent from my LG-P999 using Tapatalk

Thanks everyone!
aaCotyaa said:
http://forum.xda-developers.com/showthread.php?t=1661195
Click to expand...
Click to collapse
Looks like this worked for root! Thanks!
Private Pyle said:
SuperOneClick also worked for me on 2.3.4. (Whichever tool you use, use at your own risk!)
http://shortfuse.org/?p=193
Very important:
Before you go installing any ROMs you need to know you that your phone's baseband (sometimes abbreviated BB) is probably March 2012 (some refer to it as v21y baseband). You can verify by going to Settings > About Phone and scrolling down a little and looking for a month and a date in the baseband name (i.e. Mar 11 2012).
Here are a few of the many threads about the one problem you're going to have installing a custom ROM if you have a March 2012 (save kwes's modified 2.3.4 stock).
http://forum.xda-developers.com/showthread.php?t=1647127
http://forum.xda-developers.com/showthread.php?t=1651116
http://forum.xda-developers.com/showthread.php?t=1643702
http://forum.xda-developers.com/showthread.php?t=1603057
In summary: March 2012 baseband only works with 2.3.4 stock ROM and kwes's modified 2.3.4 stock ROM. If you flash another ROM you will not change the baseband so you will be stuck with a new and incompatible baseband that won't work with your ROM. The only way to change the baseband is to update using LG support tool. In other words, the only way to get a custom ROM problem-free in regards to baseband compatibility is to downgrade to stock 2.3.3 (which will downgrade both ROM and baseband) via LG Support Tool. All of the custom ROMs (including all of the ICS ones) work with, I believe, all of the 2011 basebands.
Click to expand...
Click to collapse
Thanks for the info! Looks like I'm on March 2012. Originally I wanted ICS, but the more I read about the issues, the more I think I should wait for the official release. The data drops would kill me, and I stream video a lot, so that would be out. Didn't LG say they would roll out ICS to the G2x in Q2 of 2012? I believe we are in Q2, woot! I just can't justify the risk vs. reward for a ROM change, unless you guys have suggestions... lol
Thanks again!

If you use the stock rooted kwes rom with that baseband you will have no issues at all...
Ive been running it for a few weeks and its as solid as rock...i have it OC'ed even and no issues ...
that baseband (march2012) has worked wonders for my phone...

VisualOddity said:
Thanks everyone!
Looks like this worked for root! Thanks!
Thanks for the info! Looks like I'm on March 2012. Originally I wanted ICS, but the more I read about the issues, the more I think I should wait for the official release. The data drops would kill me, and I stream video a lot, so that would be out. Didn't LG say they would roll out ICS to the G2x in Q2 of 2012? I believe we are in Q2, woot! I just can't justify the risk vs. reward for a ROM change, unless you guys have suggestions... lol
Thanks again!
Click to expand...
Click to collapse
LG has not stated the G2x would get ICS. The statement you are talking about it the European version P990 and has been move to 3rd Quarter now. I don't expect to get ICS as T-Mobile has EOL'd our device.

Related

[Q] Are there any ROM which allow upgrade in place?

Question.
My understanding if I'm on stock ROM and over the air Froyo comes from ATT I'll be able to upgrade preserving all settings/applications etc.
Is there such a possibility with current ROMs from community? That is upgrading OS in place while preserving both applications and settings?
Why would you want to go back to the broken crappy Samsung bull?
Sent from my Captivate.
he doesnt. thats the point. he wants a comunity rom with convienience of att ota updates. well as of right now i dont believe there is. it is usually recomended to flash back to stock. there were early cognition/sre roms that didn't wipe data but right now working with froyo leaks each rom my be built off a diferent build. add in the variable of mods tweeks and hacks and there is no telling what data on your phone will cause a problem. some devs offer update scripts for updating to a newer version of there own rom if you have the previous version but most roms at the moment wipe data.
You are better off upgrading from stock. Your playing with fire if you update a ROM OTA and the ROM you are using has some pretty heavy customizations, different kernel, or different modem.
emuneee said:
You are better off upgrading from stock. Your playing with fire if you update a ROM OTA and the ROM you are using has some pretty heavy customizations, different kernel, or different modem.
Click to expand...
Click to collapse
Everybody misunderstood what I wanted to do. I want to upgrade to custom ROM and continue upgrading to the same type of ROM but upgrading in place while preserving all the settings. I don't want to have OTA ATT upgrades, I want upgrades in place for custom ROM. I just don't understand how ATT can do that with OTA upgrade and yes none of custom ROMs available here can not do the same thing.
artisticcheese said:
Everybody misunderstood what I wanted to do. I want to upgrade to custom ROM and continue upgrading to the same type of ROM but upgrading in place while preserving all the settings. I don't want to have OTA ATT upgrades, I want upgrades in place for custom ROM. I just don't understand how ATT can do that with OTA upgrade and yes none of custom ROMs available here can not do the same thing.
Click to expand...
Click to collapse
its harder to do without SOURCE available for our particular device. what we have right now is messy and hacked together. if samsung would just release source for the captivate we would have this in place already. i seem to remember no-wipe updates available on 2.1 roms

Installing BaseBang for custom rom ??

I am thinking of installing Kind 3d Rom on my O3D... is it necessary to install a baseband for Gingerbread first ? If so whats the best baseband available and how to install it ..... just like flashing custom rom or theres some other way .. ??
+ my O3d is working fine , so i dont install the baseband and update to 2.3 rom will it have it effect ... sometimes i loose connectivity and have to restart but i thinks that is due poor network coverage.
Hi, I only recently got my O3D and it was locked to one network. I bought an unlock code (had to wait for it) and preceded to install king rom. When I tried to put lock code in it wouldnt let me. I then realised that even an original network sim wouldnt work and my imei number was not showing on the phone.
Hence I found I needed to update the baseband to allow the network to be picked up.
So yes you need to, however I updated the baseband after gb install and it worked fine, not sure about doing the baseband update beforehand.
I used baseband v18 and whilst signal is not as good as my old defy, I am not complaining too much
Hope this helps
Sent from my LG-P920 using XDA App
You have to install baseband. It doesn't matter if you do it before or after flashing the rom
Sent from my LG-P920 using Tapatalk
tucka20 said:
Hi, I only recently got my O3D and it was locked to one network. I bought an unlock code (had to wait for it) and preceded to install king rom. When I tried to put lock code in it wouldnt let me. I then realised that even an original network sim wouldnt work and my imei number was not showing on the phone.
Hence I found I needed to update the baseband to allow the network to be picked up.
So yes you need to, however I updated the baseband after gb install and it worked fine, not sure about doing the baseband update beforehand.
I used baseband v18 and whilst signal is not as good as my old defy, I am not complaining too much
Hope this helps
Sent from my LG-P920 using XDA App
Click to expand...
Click to collapse
Can u plz post the links for the basebands ..... ? R these basebands region specific ?
or should i try them one by one .....?
Is the baseband updated in the same way ?
Install CWM on mobile , flash the baseband ???
Hi all, noob guy here, i really need some help. I rooted my optimus 3d and installed ice cream sandwich rom, since then i cant use my phone or send txts, it does not regognise my sim card. the rom is working fine and looks great though.lol. Is there a way in which i can revert back to stock rom? any help would be really appreaciated.TIA.
Why don't you all simply just install the official Gingerbread update from LG and then afterwards try out the custom roms based on the Gingerbread release? I don't get it...
Is it that easy?just put it in the SD card and then install....etc??I am havinga cold feet installing any costume rom cause I hear this and that..I am on official GB 21A and rooted..donnu wat to to do really..
Hi to everyone.I just bought my O3d after SE Arc,and i love this phone,but im stuck with update to gingerbread,i was not able to flash baseband first so now i want to update to official gb but lg mobile support software say that my phone is up to date even than im on froyo 2.2.2,and in settings there is no option such as ota update or something like that.Can i update my O3d with lg pc suite 4?

[Q]What to do: Upgrade or Downgrade from 2.3.6

Hi guys. I got my Nexus S like 1 month ago and it's just great. The only problem that I have it's this crappy stock ROM I have from upgrading Android Build from 2.3.1 to 2.3.6 (Which appears to be latest when pressing System Update button in Settings).
I've been looking around for some custom ROMs to mount on my Nexus and I found out that none (or maybe I've found out wrong) support 2.3.6.
Should I downgrade to 2.3.4 or upgrade to ICS? And if so, how do I do it?
There is a Dev section where you can look for custom ROM.
mingkee said:
There is a Dev section where you can look for custom ROM.
Click to expand...
Click to collapse
Went there and found for 2.3.4 and 4. Updated it to ICS, but I'm having a small problem installing from sdcard, hehe...

[Q] [GRH78] Upgrade to ICS

Got the nexus s today, want to upgrade to ICS
Which version/ROM shuld i use? (preferably the stock official Google ICS 4.0.3, where can i find this?)
Is there a guide anywhere or is it as simple as root, install cwm and update?
Secondly what model is my nexus s? the build number is GRH78 with baseband version as: I9020XXJK8, will this matter? do i need to flash another rom before ICS?
Thanks Craig
for model of your nexus look behind battery and here is a guide to root http://nexusshacks.com/nexus-s-root/how-to-root-nexus-s-or-nexus-s-4g-on-ics-or-gingerbread/ and i recommend this rom http://forum.xda-developers.com/showthread.php?t=1463437
Just wait the official ota is just now being sent out. Or if you don't want to wait there is some pretty stable roms out, whichever you prefer. But the official ota is just now going out in waves.
As stated above, first you need to figure out whether you're i9020a or i9020t which is located under the battery.
You do not need to flash another rom to get ICS and you don't have to root it if you don't want to.
GRH78 is 2.3.1 I think. That's weird because I thought everyone was on at least 2.3.3 by now. First you need this file
http://forum.xda-developers.com/showthread.php?p=11616407
I think you want the GRH78C.
Or you could just follow it here
http://www.androidcentral.com/how-manually-update-your-nexus-s-android-233
I'm not 100% sure about which version of the nexus these are for though. I'm pretty sure they are for i9020. I am just unsure whether the same file works for both T and A versions. I seem to only be able to find one version of the file, so maybe it's the same.
Anyway, using that flashing method, you should now be on 2.3.3.
All of the official upgrades from Google are here
http://forum.xda-developers.com/showthread.php?t=1063664
Just click on your corresponding model, whether it's i9020a or i9020t.
Then you can go from 2.3.3 to 4.0.3 or whatever you want. Use the same flashing method as you used on the Android Central site.
bedalus has done a great work on benchmarking ICS roms. You can find his thread here:
http://forum.xda-developers.com/showthread.php?t=1481856
I've used CyberGR v7 (he has updated to v8) and Oodie Miui ROM. Both have been great for me. You might want to try a few before you know which one you like the most.
To check the version of you phone, you can go to Settings | About Phone. You can find Android version, baseband (radio) and kernel.
Stock ICS can be found here:
http://forum.xda-developers.com/showthread.php?t=1445635
Note that this is only for i9023 devices.

Roms for LG Optimus T P509

Are roms for the optimus one compatible with the optimus t? I am interested in upgrading from stock to gingerbread or ice cream sandwich but I can't seem to find a straight answer anywhere online, including XDA...
Thanks in advance
Tiberius
Sent from my SGH-T959 using XDA
Yes. Roms for Optimus one are compatible with Optimus T. You will lose WiFi calling though. There may be a few problems with the new baseband though, as mentioned here:
Turducken said:
Any P500 rom that uses the old baseband will work flawlessly on the P509. In fact the only thing I miss about the official rom is the missed message notification on the lockscreen. CM7 is superior is every other way IMO. Once the bugs are ironed out with Oxygen, AOSP and andys Phoenix I think we'll have one of the best selections of Gingerbread roms available on any phone.
Official LG GB utilizes the new baseband. The P500 baseband does not include the 1700 spectrum. This represents half of TMOs 3g network (according to Wiki).
I've flashed the P500 baseband and had no major problems. However, weird things like the launcher only showing 3 buttons instead of 5. When my phone booted it up it took an extra few seconds before I had network reception. Battery life was slightly worse compared to Official froyo. I errored on the side of caution and went back to the old baseband. Also, the idea of only having access to half the available 3g towers was a huge turn off.
LG released the update for the Optimus One and considering Gingerbread is just a refresh of Froyo, I did expect an update. Since the Optimus V, P505, P506 and all other U.S. versions of the Optimus One haven't received the update, there's little hope and little room to complain. That doesn't change the fact that I feel I've been cheated.
My only concern is if LG releases the sources for the new baseband, will the great 01 devs start to phase out support for the old baseband?
Click to expand...
Click to collapse
optimus-t roms
I have the same phone and have tried many of the roms you can find here.
An excellent one to try is:
[UNOFFICIAL][ROM][stable:6.5.8,testing:6.6.1] CyanogenMod 7.1.0 (Android 2.3.7) by Mik_os no wifi calling as mentioned, but super stable w mostly everything working.
another good candidate is:
[ROM][10JAN] CyanogenMod 7.2.0-RC0-OptimusOne-KANG [.32][.35][BothBasebands] by adfad666
also [DEV-ONLY][ROM] CyanogenMod 7.2.0-RC0 Nightlies are coming along, I have run several builds, and they are very good, you need oldBBfix.zip for them to work with the old baseband (which is true with many roms if you get no data after flashing)
I'm currently running Lupohirp's very nice [Unofficial][ICS 4.0.4]CyanogenMod 9[LGP500] this rom is still being developed to fix a few issues, mostly camera, and various bugs, and with a little time and work from the devs will be the ultimate rom for our phones, in my opinion.
Have you rooted your phone already?
No the phone has not been rooted yet, it is an insurance replacement and the methods for rooting three previous phone don't seem to work
Sent from my SGH-T959 using XDA
root & custom recovery
I followed this guide which worked as it should have:
http://forums.androidcentral.com/t-...t-recovery-rom-without-touching-computer.html
you will have to register to see the links, in my case it was worth it.
The custom recovery by drellisdee is the one that works right with an optimus t,
there are good guides here on xda too of course, just sharing what worked for me.
I'm looking for a stable rom with camera working and no major issues. btw im on old baseband
Got JellyBean for P509
hey man I don't know if you know this but there is a jellybean ROM from Rasheed on there. Let me try to link to you:
http://forum.xda-developers.com/showthread.php?t=1811325
Anything with Wifi Calling?
Any roms for Gingerbread or later with Wifi Calling?
I am using GingerSnap on my T-Mobile P509. Very nice so far.
Tiberius47 said:
Are roms for the optimus one compatible with the optimus t? I am interested in upgrading from stock to gingerbread or ice cream sandwich but I can't seem to find a straight answer anywhere online, including XDA...
Thanks in advance
Tiberius
Sent from my SGH-T959 using XDA
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