[Q] 21y Baseband Question - T-Mobile LG G2x

I wanna know if you can install a ROM with the 21y Baseband added or do I have to go about unrooting and go via LG Update and install the 21y Baseband, I rather not have to go unrooting and such so is it possible to do it without unrooting my G2x?

No ROM will add it for you. unfortunately, when you get on the new base band, you will lose root as well as cwm. No other way.
Sent from my LG-P999

I went back to a stock gb and nv flashed back to recovery and went to about phone and upgraded ota no problem and then just nv flashed back cwm and didn't lose root not sure how lg tool update would be
sent from a g2x till it breaks or xda wheels fall off

axcellentsmrt_s said:
I went back to a stock gb and nv flashed back to recovery and went to about phone and upgraded ota no problem and then just nv flashed back cwm and didn't lose root not sure how lg tool update would be
sent from a g2x till it breaks or xda wheels fall off
Click to expand...
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I also went back to stock GB, but was unable to do the OTA said I had Latest version. So I went through the LG updater tool with no problems running on Win 64. After confirming latest BB I also NV flashed CWM back and went right back to HFS 1.9 rom. No problems.
Sent from my Transformer TF101 using xda app-developers app

Related

Rooted with new baseband

So after reflashing to stock in order to try the new update, I realized that it unrooted my phone. I was kinda down by this but I thought maybe I could reflash cwm in order to flash to a new rom. I ended up flashing cwm successfully without rooting the phone and was able reflash miui and now all of the backups I have are using the new baseband with no issues. The problem I found most people were probably running into when trying to use the LG updater tool is they were not removing the SD card prior to flashing which prevents the update from completing successfully. Just thought I'd share my two cents.
Sent from my MIUI G2X using XDA Premium App
Hmm.. if this is true it would have been nice if they told us to remove the SD card. Unless I missed that somewhere.
Sent from my LG-P999 using Tapatalk
I flashed just fine with my SD card in.
It doesn't remove Clockwork mod recovery so just flash a rooted rom. They have the lastest GB stock already rooted in flash form. Just flash and you'll have root back. Easier then trying to root it as I don't think the new GB rom can be rooted yet (could be wrong).
Easier to just flash
LG G2x - CM7.1 RC1 2.3.4
www.CincyAdmins.com
www.MiiWiiChat.com
I tried to flash mine with the SD card removed and completely lost my baseband. I had to send my phone back to LG for repair/replacement.
in the directions that were posted by tmonews that were official from LG, the directions state to remove SD card, when you flash the update, it puts it back to the stock recovery, at least it did for me, so when i re-flashed cwm i was able to keep all of my other cwm backups that now have the newest baseband.
Just followed the video this morning to make sure I did the right steps. I got CWM on there but won't give me root.
Scyth3 said:
I flashed just fine with my SD card in.
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+1
No issues here with updating and having a sd card installed.
@bow...did you download the rooted rom from xboarder? It is a zip. Install it after using the LG tool and you will be good to go.
look here: http://forum.xda-developers.com/showthread.php?t=1179748
Mine flashed just fine with SD card in.
Sent from my LG-P999 using XDA Premium App

Update Avaliable

Im running ThiaiZO3D ROM and just plugged my phone in to computer and it says i can update my software on my phone, does this mean it will update to GB or just revert back to stock? Also is it safe to update this way as ive got clockworkmod aswell? Thanks.
Do not update .
Sent from my LG-P920 using XDA App
It will revert to stock froyo. I use pc to revert to froyo stock through lg update tool all the time having cwm with no probs. the prob with cwm is not via pc update but ota updates...

How do I go back to stock to update?

So I'm S-OFF and rooted and running ARHD but I want to update my Sensation 4G to the newest firmware TMOUS sent out and am a little lost on how I go about getting back to stock or near stock so I can update my phone via OTA.
You dont need to you can flash the update in bootloader the file is in the developer section and worked great for me havent had screenshot issue since flashing
Sent from my MID7022 using Tapatalk

((((((......HOW TO TAKE AN OTA UPDAte. If your rooted/runing custom rom ))))))......

Things seem to have changed a bit. With the new update. Before we were able to take an ota update, even rooted on a custom rom. As long as we had stock recovery, and all bloatware intact. While this is still true to a certin extent. There has been a slight change. You can apparantly not take the ota, if you are on the kk1 baseband. So if you would like to take the ota you have a few options.
First if you are on kj2 baseband. Flash any 2.3.5 rom( just to be safe ) . With the bloat intact and odin the stock rocovery. Found here http://forum.xda-developers.com/showthread.php?p=19760508 ( or restore a nandroid backup of a bloat intact 2.3.5 rom then odin the stock recovery).
if you are on kk1 baseband. Flash any 2.3.5 rom with bloat intact. Then flash the kj2 baseband
Found here
http://forum.xda-developers.com/showthread.php?t=1384865
Then flash stock recovery. From the link above.
Just using odin to flash the stock tar. Will not change your baseband. So basically for some reason. Those with kk1 baseband cant take the ota. BOTTOM LINE IS , YOU NEED TO BE ON KJ2 BASEBAND. WITH ALL BLOATWARE , STOCK RECOVERY, AND CIQ.
silver03wrx said:
if you are on kk1 baseband. Flash any 2.3.5 rom with bloat intact. Then flash the kj2 baseband.
Then flash stock recovery. From the link above.
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Click to collapse
Silver03wrx... do you know if we have a stock 2.3.5 KJ2 rooted zip like your stock 2.3.6 rooted zip? I already flashed stock 3e recovery and the KJ2 radio... but the new OTA didn't work as I still have the stock 2.3.6 zip installed. Thx
Sent from my SAMSUNG-SGH-I727 using XDA App
Tried the instructions above and now software update say up to date
Sent from my SAMSUNG-SGH-I727 using xda premium
The update was pulled. Probably due to issues installing on phones which already had UCKK1 / 2.3.6. I noticed this just as I got done reverting mine back to 2.3.5... lol. damn the luck!
niezek said:
Tried the instructions above and now software update say up to date
Sent from my SAMSUNG-SGH-I727 using xda premium
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Click to collapse
sporadic said:
The update was pulled. Probably due to issues installing on phones which already had UCKK1 / 2.3.6. I noticed this just as I got done reverting mine back to 2.3.5... lol. damn the luck!
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hopefully they will recirculate the update. i have tried every way possible to flash/update this thing with no success.
Yes someone did. Go here http://forum.xda-developers.com/showthread.php?goto=newpost&t=1509978
Cdshepard has the rom and modem uploaded

What's My Course of Action Here?

Yikes, am I in a predicament.
So, here I am, with my Nexus S I9020A on Koodo in Canada, rooted with TWRP v2.2.0 recovery and stock 4.0.4; well, with all the JellyBean buzz going about I figured, hey, why not, and I made a nandroid backup using TWRP, and copied said backup onto my PC for an extra copy.
Well, after playing around with an AOSP rom of 4.1.1 I want the stock OTA, but restoring the backup I made yields no results, touting "no recovery or img" as an error. So now I have no idea how to get to either stock JellyBean (which is where I want to be) or at least stock 4.0.4 for the I9020A so I can get the OTA.
What do I do?!
Try flashing twrp again. I had this problem on my ns4g awhile ago while running one of the older twrp recoveries. If memory serves, I was able to reflash twrp, reboot recovery, then restore a twrp backup. If it still won't restore, try wiping & flashing a ROM of your choice. You may have to adb fastboot flash...
Sent from my Nexus S 4G using xda premium
p1gp3n said:
Try flashing twrp again. I had this problem on my ns4g awhile ago while running one of the older twrp recoveries. If memory serves, I was able to reflash twrp, reboot recovery, then restore a twrp backup. If it still won't restore, try wiping & flashing a ROM of your choice. You may have to adb fastboot flash...
Sent from my Nexus S 4G using xda premium
Click to expand...
Click to collapse
I'm trying to reflash TWRP and restore again - fingers crossed.
What happened to that list of all official OTA variants for the Nexus S?
I'm referring to that list that had for instance :
Nexus S - I9020A:
2.3.4 - Download link
2.3.6 - Download link
etc, etc.
I just want to get back to stock 4.0.4 so I can get the 4.1.1 OTA :S
Or have any way to get to STOCK 4.1.1 for the I9020A Nexus :S
Found this link posted by user oldblue910, it should have what you need if you're still stuck... http://www.randomphantasmagoria.com/firmware/nexus-s/
Sent from my Nexus S 4G using xda premium
p1gp3n said:
Found this link posted by user oldblue910, it should have what you need if you're still stuck... http://www.randomphantasmagoria.com/firmware/nexus-s/
Sent from my Nexus S 4G using xda premium
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Click to collapse
That's exactly what I was looking for, thanks, ended up just taking the long road there and back from Gingerbread to JellyBean, so far so good!
Thanks for everyone's help!

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