LG Home (T-Mobile VS. LG Unbranded) Need some help. - Optimus One, P500, V General

After having my T-Mobile Optimus-T running the latest 10s OS hang and not reboot after updating a few apps I decided to install the unbranded 20G firmware to make the jump to Gingerbread. I like a lot of others found the fastdormancy bug and battery life went out the door. After trying to update the flex.db to get this to work I compared the flex.db from the 10S firmware (set up a kitchen, extracted and used a sqlite viewer) and found that it is substantially smaller as it only contains the T-Mobile info. So I backed up the originals and replaced both the flex.db and flex.xml files with the froyo T-Mobile versions. The good news is that this fixed the fastdormancy (I think) but made the LG Home launcher only show 2 shortcuts rather than the 4 that were there after the update to 20G. It seems that this is something that is defined based on provider as I could not find anything in the flex.db that would relate to the number of shortcuts. I would like to find where this can be changed and would appreciate any information related to the the actual shortcuts and the number of them for LG Home.
And please do not make this a thread about alternate launchers, I've tried a few an while this may be an option, it is not just yet.

The P500 and P509 have different data bands. GSM is identical but 2/3g is different. I wouldn't recommended that you use an Official 2.3.3 GB rom on your P509.
Wait for TMO to officially provide a new baseband (don't hold your breathe) or use miks or andys GB roms which work on the old baseband.

Turducken said:
The P500 and P509 have different data bands. GSM is identical but 2/3g is different. I wouldn't recommended that you use an Official 2.3.3 GB rom on your P509.
Wait for TMO to officially provide a new baseband (don't hold your breathe) or use miks or andys GB roms which work on the old baseband.
Click to expand...
Click to collapse
just out of curiosity. lets say i flash the new baseband on my optimus t. how would i go about getting the old baseband for the optimus t? sorry if the answer is lying about somewhere...i cant seem to find it

sweetnsour said:
just out of curiosity. lets say i flash the new baseband on my optimus t. how would i go about getting the old baseband for the optimus t? sorry if the answer is lying about somewhere...i cant seem to find it
Click to expand...
Click to collapse
Download the V10S kdz and extract using DZDecrypt.exe. There you'll find the baseband files. Follow doktornotors guide to flash it but replace the files from his guide with the ones you extracted.
TMO P509 V10S kdz

Turducken said:
The P500 and P509 have different data bands. GSM is identical but 2/3g is different. I wouldn't recommended that you use an Official 2.3.3 GB rom on your P509.
Wait for TMO to officially provide a new baseband (don't hold your breathe) or use miks or andys GB roms which work on the old baseband.
Click to expand...
Click to collapse
I am curious what the pitfalls might be, it seems that I'm having no issues with 3G currently and my speeds are comparable to what I was getting with 10S. And I flashed out of knowing that there is not likely going to be a gingerbread release for the 509. I must say that it seems smoother, and there was next to no bloatware on the unbranded firmware.

zPacKRat said:
I am curious what the pitfalls might be, it seems that I'm having no issues with 3G currently and my speeds are comparable to what I was getting with 10S. And I flashed out of knowing that there is not likely going to be a gingerbread release for the 509. I must say that it seems smoother, and there was next to no bloatware on the unbranded firmware.
Click to expand...
Click to collapse
The way I understand it is that there are two data frequencies. One we share with the P500 and one is unique. It's likely that you're connected to the one that is shared.
As for consequences with regards to harming the hardware, I don't know.
**EDIT**
IMO using a P500 2.2.2 unbranded rom would be the safe bet.

help i have no data
so yeah i've been using miks cm7 on my Optimus T for a while now but i just came across the V20E_00 update and gave it a try, after much tinkering and many problem i finally got it to boot, but now i have no data whatsoever short of wifi. so i was wondering if someone could tell me exactly what i need to do to fix this. im completely new to basebands, like brand new haha. i was on V10L_00 stock previously before moving to miks cm7, not quit sure if that helps. please let me know something fast as possible, much thanks to all who help.

ShawnnKushh said:
so yeah i've been using miks cm7 on my Optimus T for a while now but i just came across the V20E_00 update and gave it a try, after much tinkering and many problem i finally got it to boot, but now i have no data whatsoever short of wifi. so i was wondering if someone could tell me exactly what i need to do to fix this. im completely new to basebands, like brand new haha. i was on V10L_00 stock previously before moving to miks cm7, not quit sure if that helps. please let me know something fast as possible, much thanks to all who help.
Click to expand...
Click to collapse
Try setting your APN

omg thanks
terratrix said:
Try setting your APN
Click to expand...
Click to collapse
wow your such a lifesaver, ive been fiddling with this for hours on hours and that never even occurred to me, after some googling i came across the correct settings which ill post here incase anyone else has this problem. once again much thanks, when in serious need, visit xda! =D with this my 2.3.3 rom works completely on my Optimus T P509
Correct APN settings:
Name: Whatever you want to call it
APN: epc.tmobile.com
The rests are blank (not set) until you get to MMSC.
MMSC: http : // mms. msg. eng. t-mobile. com/ mms/ wapenc (remove the spaces)
MMS proxy & port are <not set>
MCC: 310
MNC: 260
APN type: <not set>

ShawnnKushh said:
wow your such a lifesaver, ive been fiddling with this for hours on hours and that never even occurred to me, after some googling i came across the correct settings which ill post here incase anyone else has this problem. once again much thanks, when in serious need, visit xda! =D with this my 2.3.3 rom works completely on my Optimus T P509
Correct APN settings:
Name: Whatever you want to call it
APN: epc.tmobile.com
The rests are blank (not set) until you get to MMSC.
MMSC: http : // mms. msg. eng. t-mobile. com/ mms/ wapenc (remove the spaces)
MMS proxy & port are <not set>
MCC: 310
MNC: 260
APN type: <not set>
Click to expand...
Click to collapse
Keep an eye out for issues where when you answer the phone it drops the call, I went back to 10s rooted and cleaned of bloat, and to say my battery life improved after a full charge and deletion of the battery stats is an understatement.

RE
so is v10s the baseband or the system firmware? because on the p509 ive always used the v10L_00 2.2 firmware with no updates availible.
also with tmobile 2.2 the phone shipped with, i already had problems with calls being dropped as soon as i answered them, as well as when i dialed out it would get stuck sometimes dialing.

ShawnnKushh said:
so is v10s the baseband or the system firmware? because on the p509 ive always used the v10L_00 2.2 firmware with no updates availible.
also with tmobile 2.2 the phone shipped with, i already had problems with calls being dropped as soon as i answered them, as well as when i dialed out it would get stuck sometimes dialing.
Click to expand...
Click to collapse
That is the firmware version, 10l and 10s used the same baseband. you can use kdz updater to install the rom, however this is a wipe not an upgrade so you will have to backup any important data first.
Here is the link to a link for the file, http://forum.xda-developers.com/showpost.php?p=19292603&postcount=45

kdz
yeah okay cool, kdz updater is how i got to v20E, an official update hasnt been pushed to the p509 yet
thanks anyways, do u know if i could use a custom kernel on a factory rom??

Related

Cellular South htc 6800

I have a titan on the Cellular South network, small carrier mainly in mississippi. I want to try upgrading my rom, however I do not want to make the same mistake I made with my Palm 700wx. I would like to make a backup copy of the stock rom in case things don't work out and I need to reinstall it. I have searched heavy for backup procedures with no luck. All I have found is recommending saving the ESPT settings. I have copied some, but am not sure what all I need. Any guideance would be appreciated!
not much help or cooperation out here on the 6800; I must say the communication is much better when I was working on my palm 700wx on this site.
I'm a noob, but I too have searched heavily about how to backup the stock ROM/radio, but to no avail. If you want to try better ROM's on the TITAN, I believe from all the reading I have done that the best option is...
SPL: nueSPL247(unlocks the phone)
ROM: dcd3.2.6
RADIO: 3.42.50(GPS enabled0
also no2chem puts out nueROM which is presently up to nueROM3 (for a small donation, it can be yours).
You can also get the complete kitchen from ppckitchen.org
Good luck. If you have any success upgrading your phone, please post it here. I too am on a small local carrier probably in a boat similar to you.
stock roms are available usually on htc's site...
crashelite said:
stock roms are available usually on htc's site...
Click to expand...
Click to collapse
Yeah, but only if you are with a major carrier to the best of my knowledge. Those of us with tier 2 carriers don't get to enjoy that benefit. That is why we constantly want to know how to extract the ROMs from our phone. That way we too could try other ROMs and restore to our carriers ROM if we cannot get it working.
crashelite said:
stock roms are available usually on htc's site...
Click to expand...
Click to collapse
Yeah, with my Palm I could get Cellular South stock rom; however I have not seen it on the HTC website.
I would like to test with my Titan, however I would like to have my stock rom saved to fall back on if need be. There has to be a pretty straight forward method to backup/save your stock rom; I just haven't been able to get my hands on it!
Someone that makes/mods ROMs might be able to help you with dumping your stock rom. The names that come to mind are scrosler, dcd, and gc14. Bitserve took over scrosler's ROM so might have some idea as well.
I apologize to those mentioned above if you get unwanted attention now.
cellular south 6800
I have a cellular south 6800 and hacked it up a while back. All cell south 6800's run a stock sprint rom and just had the names on it changed to cellular south. Cell south actually bought them from Sprint then just rebadged them. You can download the stock sprint rom that is on them from sprint or from here on the forums somewhere (found it in another post a while back). Because of this I did not make a backup of mine before I changed it. I did run into minor problems during the change but only because I lost my epst settings and did not make a good backup of them before I started. I just copied what I needed off a friends 6800.
Backup your epst setting by writting ALL of them down then put nuerom2.4.7 on it and you are good to go. Write down the rom version that is listed in epst. If you ever need to go back you just load up the stock sprint rom.
Thank you greatly for your response; I have been reading and searching for days to resolve this.
Have a Great Day!
imabnormal said:
I have a cellular south 6800 and hacked it up a while back. All cell south 6800's run a stock sprint rom and just had the names on it changed to cellular south. Cell south actually bought them from Sprint then just rebadged them. You can download the stock sprint rom that is on them from sprint or from here on the forums somewhere (found it in another post a while back). Because of this I did not make a backup of mine before I changed it. I did run into minor problems during the change but only because I lost my epst settings and did not make a good backup of them before I started. I just copied what I needed off a friends 6800.
Backup your epst setting by writting ALL of them down then put nuerom2.4.7 on it and you are good to go. Write down the rom version that is listed in epst. If you ever need to go back you just load up the stock sprint rom.
Click to expand...
Click to collapse
imabnormal said:
I have a cellular south 6800 and hacked it up a while back. All cell south 6800's run a stock sprint rom and just had the names on it changed to cellular south. Cell south actually bought them from Sprint then just rebadged them. You can download the stock sprint rom that is on them from sprint or from here on the forums somewhere (found it in another post a while back). Because of this I did not make a backup of mine before I changed it. I did run into minor problems during the change but only because I lost my epst settings and did not make a good backup of them before I started. I just copied what I needed off a friends 6800.
Backup your epst setting by writting ALL of them down then put nuerom2.4.7 on it and you are good to go. Write down the rom version that is listed in epst. If you ever need to go back you just load up the stock sprint rom.
Click to expand...
Click to collapse
If you've worked with CellSouth phones, maybe you can help me. I updated my phone using the Sprint ROM now available on HTC's web site. I messed up, left the phone unattended, and when I got back, my daughter had performed the steps that let the Sprint authorization take place. So I have a Sprint-inized phone. I've got it working, but it keeps changing my dialer settings to a Sprint PCS dialer that won't allow me to save the user name and password.
I need to get back to the stock ROM, but I can't find one. I do find the 2.17 for a Sprint, but the radio ROM is lower than the 1.69 that was on the phone.
Or, I need to know if I can flash another ROM, keeping the current radio.
The original device info:
ROM 2.17.557.0
ROM Date 11/20/07
Radio Version: 1.69.00
Protocol Ver: ACAAAAM-4070
Hardware Ver: 0003
PRL Version: 10002
PRI Version: 1.34_013
It was running WM6.0
The new Device info:
ROM Version 3.56.651.0
ROM Date 06/16/08
Radio Version 3.42.02
Protocol Ver. DCAAXAM-4350H
Hardware Ver. 0003
PRL Version 10002
PRI Version 2.04_003
WM 6.1
kenguard said:
Or, I need to know if I can flash another ROM, keeping the current radio.
Click to expand...
Click to collapse
I am not with your carrier but I can answer this part. If you have the correct spl 2.40 or 2.47 then yes you can flash the roms here and it will leave the radio alone.
Thanks!
So that means no locking, reverting to stock, then flashing.. just flashing the new?
In the mean time, I was able to load the Telus carrier Cab from DCD and it gave me a modem that I can edit. So, I'm able to do my data connection without headaches.
If I could get the Sprint apps off of it, things probably would be cool. But there seems to be people getting better GPS results and cooler apps with other ROMS. So, maybe I'll give one of them a try.

[Q] downgrading from flashed 2.1 back to 1.6 plz plz help

hello there i flashed my x10a to the generic 2.1i but now the rogers update is out and i would like to know how to flash it back so i can do the rogers update. the reason why i would like to do this is because i am having some small problems with the Internet on my phone. when i am at the main screen and status bar says im on 3g but when i go into the market and browser it then go into (H) with out the ( ) i dont know if thats what its suppose to do or what but yeah and some times it doesn't like to even go on the Internet it takes like two three even 5 times befor it works or i have to reboot plz help free free to PM
userdefind said:
hello there i flashed my x10a to the generic 2.1i but now the rogers update is out and i would like to know how to flash it back so i can do the rogers update. the reason why i would like to do this is because i am having some small problems with the Internet on my phone. when i am at the main screen and status bar says im on 3g but when i go into the market and browser it then go into (H) with out the ( ) i dont know if thats what its suppose to do or what but yeah and some times it doesn't like to even go on the Internet it takes like two three even 5 times befor it works or i have to reboot plz help free free to PM
Click to expand...
Click to collapse
The "H" your seeing stands for HSDPA...which is actually better than 3G. As for the browsing problems, after you flashed the 2.1 generic and started your phone up for the first time did you properly add the rogers APN settings or did you choose automatic internet settings?
I flash my X10a with the nordic 2.1 firmare and I also get the "H" and I added my rogers apn settings manually and my phone is absolutly perfect. No problems at all.
If you need the proper rogers apn settings to use you can pm me.
I upgraded to 1.6 Generic UK to then get the 2.1 upgrade last week as could not wait for Orange...
Yesterday, Orange came out with 2.1 and so wanted to get the new Orange update that just came out, so I followed the debranding method from xperia.net but instead of using generic UK db files, I used my old ones I did a back up of! Took me about 6 attempts but finally got the timing right and hey presto, old 1.6 Orange was back.. and then it told me I had a new update waiting..
userdefind said:
hello there i flashed my x10a to the generic 2.1i but now the rogers update is out and i would like to know how to flash it back so i can do the rogers update.
Click to expand...
Click to collapse
H = 3.5G = faster than 3G. In 1.6, there was H, but no icon to differentiate.
Video:
Same question, very important for me! X10a, Rogers, branded, locked, un-rooted (yes, I'm just a simple user, not a crime a believe ) -- upgraded via seus to 2.1 rogers. Too many bugs for me to keep it, so jsut wanna go back to 1.6 rogers if possible! Is there a step by step instruction to use in this particular case? Thanks!

[Q] cm7 nightly mobile data

I have v20g baseband, so im on new baseband.im also a tmobile user from the US...I have upgraded baseband, wifi does work and I can make calls, there is only one problem though, as detailed by the pictures included, you can clearly see the bars, but no 3g/HDMA icon next to the bars....I have tried adding an APN but it never saves...does anyone have any idea how to fix this ?
Jrhodes85 said:
I have v20g baseband, so im on new baseband.im also a tmobile user from the US...I have upgraded baseband, wifi does work and I can make calls, there is only one problem though, as detailed by the pictures included, you can clearly see the bars, but no 3g/HDMA icon next to the bars....I have tried adding an APN but it never saves...does anyone have any idea how to fix this ?
Click to expand...
Click to collapse
try to put another operator, forgive for English
what do you mean another operator ? are you talking about another carrier ? **** this sucks, now nothing works.....I just went back to v10e (thinking it's old baseband) no data (mobile) but wifi works......this is pissing me off.....Ive tried v10e and v20g, neither have produced any kind of results, v20g did atleast give me bars...does anyone actually have a fix ?
This a known problem with some SIM cards and operators.
The workaround is to use old baseband with this fix.
so which means for those in newbaseband need downgrade to old baseband for fix (in Nightly).
Bug for t mobile, i have data in my phone
Sent from my LG-P500 using XDA App
i have flashed the cyanogenmod nightly after flashing i am not get network connection and my lg p500 shows unknown baseband. so please anybody have any idea to fix this problem.....

Best Roms for Koodo or Alternative

Hi, I'm looking for the best roms for koodo mobile (not telus, its screw signal)
I've Cyanogenmod 7 v10 with a custom koodo baseband (to work on the 5830D )but it's look like its still screwing my signal (random disconnect, its work half the time, the others half I need to go choose telus provider again and again (even if i'm on koodo)
I think its about the koodo CSC not in the rom and i dont think i can add them manually
If you have advice or roms, or how to manually add CSC, please help me i'm desesperate, I dont want to run an old mod from 1 years ago because theyre is almost no development for customs koodo roms
There is no such thing as the best ROM.
Closed.

Calls not working through Simple Mobile / T-Mobile network

I'm at my wit's end on this. Calls stopped working the other day due to 3G disablement as far as I can tell. AT&T model unlocked and using with Simple Mobile on T-Mobile network. Calls would just say "Calling" for a long time and then eventually disconnect. I could switch to GSM and make calls again, but slow data. Simple told me to get a new SIM and when trying to activate, it shows ineligible IMEI due to no Volte it seems.
I'm trying to get that fixed, but running into various issues.
LM-G850UM
I tried to crossflash (https://forum.xda-developers.com/t/tutorial-crossflash-bypass-opid-mismatched-error.4345963/)
I flashed G850QM30c_00_NAO_US_OP_0224.kdz but it didn't ask me to change the model, so it still shows LM-G850UM software G850UM30c. IMEI is the same.
Since this didn't get calls back or Volte, I tried updating the MBN (https://forum.xda-developers.com/t/...ther-qualcomm-powered-lg-devices-too.4343655/)
Data shows 4G. Calls don't even try to connect.
I don't know what to do next and don't have much time to try to figure it out. I like the G8X, so I'm hoping there's a way to save it.
Any thoughts from the experts?
Brando81 said:
I'm at my wit's end on this. Calls stopped working the other day due to 3G disablement as far as I can tell. AT&T model unlocked and using with Simple Mobile on T-Mobile network. Calls would just say "Calling" for a long time and then eventually disconnect. I could switch to GSM and make calls again, but slow data. Simple told me to get a new SIM and when trying to activate, it shows ineligible IMEI due to no Volte it seems.
I'm trying to get that fixed, but running into various issues.
LM-G850UM
I tried to crossflash (https://forum.xda-developers.com/t/tutorial-crossflash-bypass-opid-mismatched-error.4345963/)
I flashed G850QM30c_00_NAO_US_OP_0224.kdz but it didn't ask me to change the model, so it still shows LM-G850UM software G850UM30c. IMEI is the same.
Since this didn't get calls back or Volte, I tried updating the MBN (https://forum.xda-developers.com/t/...ther-qualcomm-powered-lg-devices-too.4343655/)
Data shows 4G. Calls don't even try to connect.
I don't know what to do next and don't have much time to try to figure it out. I like the G8X, so I'm hoping there's a way to save it.
Any thoughts from the experts?
Click to expand...
Click to collapse
Make a back up,and cross flash it with T-Mobile firmware.Problem solved.
Thanks Surge!
I crossflashed to general firmware. Where's the best place for the TMobile firmware? Just off their website? Will that lock the phone again, or will I still be able to use the Simple Mobile Service?
Brando81 said:
Thanks Surge!
I crossflashed to general firmware. Where's the best place for the TMobile firmware? Just off their website? Will that lock the phone again, or will I still be able to use the Simple Mobile Service?
Click to expand...
Click to collapse
It shouldn't lock the device if it's already unlocked.You can also use G8 firmware as well.(same device)Look here,this should get you the firmware you need.
Models - LG-Firmwares.com
Free archive of LG firmwares. Comparison of features and reviews of all mobile devices. Quick download of updates for your device.
lg-firmwares.com
Thanks again, Surge.
That's where I got my KDZ before. I used the one here: https://lg-firmwares.com/lg-lmg850qm-firmwares/ and used the 3/24/22 version for Android 11. When I flashed it with LG UP, it didn't ask me to change models, which I'm not sure if that's why it didn't trigger it to start working again.
Brando81 said:
Thanks again, Surge.
That's where I got my KDZ before. I used the one here: https://lg-firmwares.com/lg-lmg850qm-firmwares/ and used the 3/24/22 version for Android 11. When I flashed it with LG UP, it didn't ask me to change models, which I'm not sure if that's why it didn't trigger it to start working again.
Click to expand...
Click to collapse
Most are using the international firmware for the G8 and G8x models.Which is what the qm firmware is.If you're carrier is T-Mobile or any T-Mobile MVNO,I would solely use T-Mobile firmware.My G8x is AT&T branded and factory unlocked,and I tried using Tmobile service about 2 months ago and was having issues sending text messages.I could place and receive calls and get text but couldn't send them period.
Yeah, so my G8X is AT&T unlocked. AT&T didn't activate VOLTE on this model, so when T-Mobile shut down their 3G network, Simple Mobile calls won't work and the current IMEI shows it's not eligible (because of the model.) At least that's my understanding so far.
So for the G8, is this the firmware I should crossflash? https://lg-firmwares.com/lg-lmg820tm-firmwares/ or I could try the QM which may or may not work. Is that correct? Basically going to the 820 firmwares instead of the 850?
Brando81 said:
Yeah, so my G8X is AT&T unlocked. AT&T didn't activate VOLTE on this model, so when T-Mobile shut down their 3G network, Simple Mobile calls won't work and the current IMEI shows it's not eligible (because of the model.) At least that's my understanding so far.
So for the G8, is this the firmware I should crossflash? https://lg-firmwares.com/lg-lmg820tm-firmwares/ or I could try the QM which may or may not work. Is that correct? Basically going to the 820 firmwares instead of the 850?
Click to expand...
Click to collapse
I would go with the T-Mobile firmware since you're on their network.It wouldn't make a difference with VoLTE enabled with an AT&T sim.Once you pull the sim,and swap it it defaults back and turns the IMS settings off until it receives the configuration from their servers.Yes,820 firmware.It at least has the higher android builds,and better security patches.Once you put T-Mobile firmware on the device it should all work regardless of IMEI.
Edit:Make a back-up.Don't forget to do that first!
OK Surge....you've been helpful and seem to know what you're doing. What did I mess up?
I followed the cross flash instructions. I flashed the 820QM firmware first, and System loaded but the touchscreen wouldn't respond. I could only use the hard phone buttons. Decided to go to what you recommended with 820TM and it wouldn't boot at all - black screen - but I could still get to QFIL and LGUP.
I reflashed 850QM and touchscreen works again and I'm back to where I started.
When I flashed 820s, It did ask me if I wanted to change model numbers this time and I said Yes. And it asked it said it was changing some partitions on the 820 loads.
I may have been working on this too late. I appreciate your help so far.
Brando81 said:
OK Surge....you've been helpful and seem to know what you're doing. What did I mess up?
I followed the cross flash instructions. I flashed the 820QM firmware first, and System loaded but the touchscreen wouldn't respond. I could only use the hard phone buttons. Decided to go to what you recommended with 820TM and it wouldn't boot at all - black screen - but I could still get to QFIL and LGUP.
I reflashed 850QM and touchscreen works again and I'm back to where I started.
When I flashed 820s, It did ask me if I wanted to change model numbers this time and I said Yes. And it asked it said it was changing some partitions on the 820 loads.
I may have been working on this too late. I appreciate your help so far.
Click to expand...
Click to collapse
I think someone else encountered this once before,and it was caused by certain manufacturering dates of the device.Some models can use 820 firmware,and some can only use 850.Looks as if yours is kind of stuck with 850 firmware only.I think the AT&T version I have I could go either way it worked with no problems.I still have my G8x but never really used it.I bought it because it came with the dual screen attachement,and $125 I took it.Here's my Sprint copy if you want to give it a try.It's a LUNS copy minus LUNS 5 for IMEI information etc.I was in the same boat as you on certain features not working with AT&T at one point myself and had to crossflash the Sprint version of the device.With that being said,try this one from LG Fans first.If that doesn't work,try my LUNS Sprint copy and let me know which ones works the best.
LG G850UM | LG G8X ThinQ | Version: G850UM30a_00_0901 | Firmware for Region: CAN from - Lg-firmwares.com
LG G850UM Download the latest version of firmware | OS Version: Android 11 R | Firmware version: G850UM30a_00_0901 | CAN - Fan club LG-firmwares
lg-firmwares.com
Sprint LG G8x Last Update - Google Drive
drive.google.com
So interesting news....I obviously didn't try making calls last night at 2AM, but apparently reflashing with the same exact 850QM software I used before seems to have fixed the issue. Maybe changing the model to 820 and then changing back to 850? Who knows? That's like the 3rd thing that happened with this process that I have no idea why it started working differently, but hey I'm happy and back up and rolling.
Thanks for all of your help, Surge! I was truly at wits end, and had already ordered a new phone, even though I'm happy with the G8X overall. Now I can return that and keep rolling with the G8X.
Thanks again, you were a huge help and its much appreciated!
Brando81 said:
So interesting news....I obviously didn't try making calls last night at 2AM, but apparently reflashing with the same exact 850QM software I used before seems to have fixed the issue. Maybe changing the model to 820 and then changing back to 850? Who knows? That's like the 3rd thing that happened with this process that I have no idea why it started working differently, but hey I'm happy and back up and rolling.
Thanks for all of your help, Surge! I was truly at wits end, and had already ordered a new phone, even though I'm happy with the G8X overall. Now I can return that and keep rolling with the G8X.
Thanks again, you were a huge help and its much appreciated!
Click to expand...
Click to collapse
Glad you got it working!I run in to a same similar issue with a Note 8 I have,and it being an international unlocked AT&T phone.No calls would work period,and swapped firmware over and over and finally started to give up and flashed the stock firmware back and it worked.It's something that hangs in Android with the changed IMS settings that are sent to the device.It's all odd at the moment with carriers,but nothing surprises me anymore..lol..
"G850QM30c_00_NAO_US_OP_0224.kdz" Is a BPT kdz and is not truly open even though it says, "NAO US OP".
I got the phone working by using "G850QM30b_00_NAO_US_OP_0902.kdz", the "real" open kdz. Everything worked fine after that.
BereiBlue said:
"G850QM30c_00_NAO_US_OP_0224.kdz" Is a BPT kdz and is not truly open even though it says, "NAO US OP".
I got the phone working by using "G850QM30b_00_NAO_US_OP_0902.kdz", the "real" open kdz. Everything worked fine after that.
Click to expand...
Click to collapse
Can someone please explain to me the different versions of the firmware
BPT and CCT and USA
are they really different
there is also the 40A now which is android 12?
G850QM40b_00_NAO_US_OP_0805.kdz
https://lg-firmwares.com/lg-lmg850qm-firmwares/
most of these firmwares are are 4GB in size, the newer KDZ are just 1GB
G850QM30c_00_NAO_US_OP_0224.kdz
My ATT G8X just got the update to G850QM40A which is android 12
how is android 12? do the firehose , root and bootloader unlock apply
doctorman said:
Can someone please explain to me the different versions of the firmware
BPT and CCT and USA
are they really different
there is also the 40A now which is android 12?
G850QM40b_00_NAO_US_OP_0805.kdz
https://lg-firmwares.com/lg-lmg850qm-firmwares/
most of these firmwares are are 4GB in size, the newer KDZ are just 1GB
G850QM30c_00_NAO_US_OP_0224.kdz
My ATT G8X just got the update to G850QM40A which is android 12
how is android 12? do the firehose , root and bootloader unlock apply
Click to expand...
Click to collapse
Yes,the firehose will always work regardless of the Android version.Also from what I have read,yes the same procedures work for A12 for root and unlocking the bootloader.As always,backup your firmware before rooting and attempting to unlock the bootloader just in case something goes wrong!
Surgemanxx said:
Yes,the firehose will always work regardless of the Android version.Also from what I have read,yes the same procedures work for A12 for root and unlocking the bootloader.As always,backup your firmware before rooting and attempting to unlock the bootloader just in case something goes wrong!
Click to expand...
Click to collapse
Do you think there is any point to crossflash
USA G850QM40b_00_NAO_US_OP_0805.kdz
on ATT G8X to be used on Tmobile network? I can do the VOLTE patch after rooting it . is it worth the headache?
doctorman said:
Do you think there is any point to crossflash
USA G850QM40b_00_NAO_US_OP_0805.kdz
on ATT G8X to be used on Tmobile network? I can do the VOLTE patch after rooting it . is it worth the headache?
Click to expand...
Click to collapse
QM versions are international unlocked versions of the firmware.My branded AT&T G8x had issues sending text messages with T-Mobile service I do remember.I crossflahed my variant with the QM version and it worked flawless after that.But,I do have a full backup copy of the AT&T firmware if I ever decide to put it back.
Surgemanxx said:
QM versions are international unlocked versions of the firmware.My branded AT&T G8x had issues sending text messages with T-Mobile service I do remember.I crossflahed my variant with the QM version and it worked flawless after that.But,I do have a full backup copy of the AT&T firmware if I ever decide to put it back.
Click to expand...
Click to collapse
May I ask how did you back it up?
also if I have androind 11 ATT can I crossflash to android 12? that should not be an issue right?
the partitioning is not changed in the update?

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