LG v35 isai ... japanese lg v30+ modem problem - LG V30 Questions & Answers

I have an unlocked lg v35 isai with unlocked sim but I tried to flash it with H930 kdz to unlock bootloader everything is working except that no signal ....
I tried to flash us998 but no sucess keep restarting .
I need help anyone has lg v35 isai firmware or modem please share it

For anyone wondering YES he does have a V30+. Just for some reason in Japan, instead of US998, LS998, H930, whatever, they called theirs "LG V35". Which is totally confusing as a few months later LG released ANOTHER phone called LG V35.
Their version of the V20 was called "V34"
Their version of the V30 then is the V35.
See here:
https://forum.xda-developers.com/showpost.php?p=77581027&postcount=3
Also here:
https://www.lg.com/jp/mobile-phone/lg-LGV35
You can tell it's really V30+, because it says so and specs show Snapdragon 835.

karimppo said:
I have an unlocked lg v35 isai with unlocked sim but I tried to flash it with H930 kdz to unlock bootloader everything is working except that no signal ....
I tried to flash us998 but no sucess keep restarting .
I need help anyone has lg v35 isai firmware or modem please share it
Click to expand...
Click to collapse
Your modem uses WiMax?
http://phonedb.net/index.php?m=devi..._v30plus_wimax_2plus_128gb_lgv35__lg_joan_qvr

ChazzMatt said:
Your modem uses WiMax?
Click to expand...
Click to collapse
may be ... I tried US998 nougat then oreo but no success ..... read sim card but no signal

I managed to unlock bootloader and flash twrp successfully on h930 pre-july
everything working on h930 pie except signal
keep rebooting on US998 nougat or oreo
Any idea is appreciated

karimppo said:
I managed to unlock bootloader and flash twrp successfully on h930 pre-july
everything working on h930 pie except signal
keep rebooting on US998 nougat or oreo
Any idea is appreciated
Click to expand...
Click to collapse
Well, you can flash a V35 isai kdz and see if it restores your signal.
Put your imei here and see if it find your firmware https://lg-firmware-rom.com/

mateus.sc said:
Well, you can flash a V35 isai kdz and see if it restores your signal.
Put your imei here and see if it find your firmware https://lg-firmware-rom.com/
Click to expand...
Click to collapse
I tried searching with Google for their firmware and couldn't find it posted anywhere. No, I didn't use that resource because I don't have their IMEI. But I wonder if ISAI is like AT&T and Sprint and don't publicly release KDZ?
But hopefully your suggestion will work for them!

ChazzMatt said:
I tried searching with Google for their firmware and couldn't find it posted anywhere. No, I didn't use that resource because I don't have their IMEI. But I wonder if ISAI is like AT&T and Sprint and don't publicly release KDZ?
But hopefully your suggestion will work for them!
Click to expand...
Click to collapse
I searched too and found nothing
if IMEI search dont't work, then he will have to try buying the kdz on lg.bbs.

unfortunately I flashed h932 and ended with qualcomm 9008 error.. but I managed to buy another lg v35 isai ... can I take firmware from the new one?? but the problem now that the old one not entering download mode now

karimppo said:
unfortunately I flashed h932 and ended with qualcomm 9008 error.. but I managed to buy another lg v35 isai ... can I take firmware from the new one?? but the problem now that the old one not entering download mode now
Click to expand...
Click to collapse
You flashed T-mobile H932 firmware over your ISAI v30+? Yeah, you bricked it. Many warnings that T-mobile H932 has different RSA encryption from any other V30. You would need to contact some eBay guy that can fix that.

karimppo said:
unfortunately I flashed h932 and ended with qualcomm 9008 error.. but I managed to buy another lg v35 isai ... can I take firmware from the new one?? but the problem now that the old one not entering download mode now
Click to expand...
Click to collapse
Gosh nooo H932 is the TMobile V30 and it's the only variant that will hardbrick with crossflashing. You can contact @motogvasyag since he knows how to fix this error using remote access to your PC and device. Talk to him and check if him supports your device.

mateus.sc said:
Gosh nooo H932 is the TMobile V30 and it's the only variant that will hardbrick with crossflashing. You can contact @motogvasyag since he knows how to fix this error using remote access to your PC and device. Talk to him and check if him supports your device.
Click to expand...
Click to collapse
I get another lg v30 isai... Can I extract firmware from it and flash it to the old one to mget signal back

After fixing qualcomm mode and entering download mode

Now I can enter download mode and have another lg v30 isai...how can I take firmware from the new one and flash it to old one

karimppo said:
Now I can enter download mode and have another lg v30 isai...how can I take firmware from the new one and flash it to old one
Click to expand...
Click to collapse
Maybe Dev Patched LGUP "dump"? I've never used it myself, but it's there's in the options.
https://www.mylgphones.com/how-to-g...errer=https://www.google.com&amp_tf=From %1$s

I made dump from new lg v30 isai but I dont know how to flash it to old v30

Again everything is working except signall

karimppo said:
I made dump from new lg v30 isai but I dont know how to flash it to old v30
Click to expand...
Click to collapse
If you look at the link it shows you downloaded various partitions like modems. You should be able to use Partition DL mode to install those partitions through LGUP?

partition dl cant flash separate image only kdz or tot message appear when try to flash modem in partition dl

I too made an LG UP dump of all partitions on my H932 long ago, but I don't think there is a way to flash those dump files back with LG UP. If there is, I'd love to know.
I believe they can be turned into TWRP flashable zip files, but that's another matter.

Related

LGV30 Plus Oreo and S/N question

Hi, newbie here so please bear with me. I have bought a LGV30 plus (H930DS) via ebay. I know its not available here in the UK and isn't supported via local warranties etc. My 2 questions are:
1) Why isn't there a S/N - serial number, displayed in the about phone section of the phone ? its just blank! although both IMEI numbers are available.
2) I still haven't got Oreo, is this because its a HK version of the phone and it wont be pushed out to the UK (OTA) ? I've tried the LG Bridge app and it fails on several reasons (cant see phone etc)
Thanks in advance
dejay2008 said:
Hi, newbie here so please bear with me. I have bought a LGV30 plus (H930DS) via ebay. I know its not available here in the UK and isn't supported via local warranties etc. My 2 questions are:
1) Why isn't there a S/N - serial number, displayed in the about phone section of the phone ? its just blank! although both IMEI numbers are available.
2) I still haven't got Oreo, is this because its a HK version of the phone and it wont be pushed out to the UK (OTA) ? I've tried the LG Bridge app and it fails on several reasons (cant see phone etc)
Thanks in advance
Click to expand...
Click to collapse
Use LGUP to update to Oreo. HK Oreo and other H930 Oreo are available.
Sent via open market LG US998 V30/V30+
I did try LGUP but it sais I'm on the latest version 7.1.2
I did try LGUP but it said I'm on the latest version 7.1.2
dejay2008 said:
I did try LGUP but it said I'm on the latest version 7.1.2
Click to expand...
Click to collapse
No, you didn't. You used LG Bridge.
LGUP won't give you any such message.
I said to use LGUP -- to manually update it with KDZ available here in the forum.
I'm telling you how to fix your problem.
Here's the HK Oreo KDZ:
[H930DS][STOCK][OREO]LG V30+ Hong Kong HH93020DS
https://forum.xda-developers.com/lg-v30/development/h930ds-lg-v30-hong-kong-hh93020ds-t3782935
Use LGUP, attached to this thread below. You can also use the H930DS OREO KDZ in that thread if you want or the HK Oreo KDZ above.
[H930DS][STOCK][OREO]LG V30+ CIS H930DS H930DS20d_00_OPEN_CIS_DS_OP_0526.kdz
https://forum.xda-developers.com/lg-v30/development/h930ds-lg-v30-cis-h930ds-t3799872
You would use "upgrade" in LGUP.
Sent via open market LG US998 V30/V30+
ChazzMatt said:
No, you didn't. You used LG Bridge.
LGUP won't give you any such message.
I said to use LGUP -- to manually update it with KDZ available here in the forum.
I'm telling you how to fix your problem.
Sent via open market LG US998 V30/V30+
Click to expand...
Click to collapse
Ok, sorry I misunderstood, I will try it, thanks.
dejay2008 said:
Ok, sorry I misunderstood, I will try it, thanks.
Click to expand...
Click to collapse
See links above.
ChazzMatt said:
See links above.
Click to expand...
Click to collapse
Thank you very much
ChazzMatt said:
No, you didn't. You used LG Bridge.
LGUP won't give you any such message.
I said to use LGUP -- to manually update it with KDZ available here in the forum.
I'm telling you how to fix your problem.
Here's the HK Oreo KDZ:
https://forum.xda-developers.com/lg-v30/development/h930ds-lg-v30-hong-kong-hh93020ds-t3782935
Use LGUP, attached to this thread below. You can also use the H930DS OREO KDZ in that thread if you want or the HK Oreo KDZ above.
https://forum.xda-developers.com/lg-v30/development/h930ds-lg-v30-cis-h930ds-t3799872
Sent via open market LG US998 V30/V30+
Click to expand...
Click to collapse
Last question As I'm in the UK does it matter which KDZ file I use? Just wondering if as its a 930ds do I have to use the HK KDZ?
dejay2008 said:
Last question As I'm in the UK does it matter which KDZ file I use? Just wondering if as its a 930ds do I have to use the HK KDZ?
Click to expand...
Click to collapse
No, doesn't matter. All H930DS have the same bands.
You could even flash the European H930 Oreo KDZ, and it would still work. It would keep your same H930DS modem bands, dual SIM functionality, but you would have Oreo.
Many have done it.
Sent via open market LG US998 V30/V30+
ChazzMatt said:
No, doesn't matter. All H930DS have the same bands.
You could even flash the European H930 Oreo KDZ, and it would still work. It would keep your same H930DS modem bands, dual SIM functionality, but you would have Oreo.
Many have done it.
Sent via open market LG US998 V30/V30+
Click to expand...
Click to collapse
Many thanks. Do you happen to know why my phone doesn't display a serial number on the about section ? I'm told some ds phones don't !
dejay2008 said:
Many thanks. Do you happen to know why my phone doesn't display a serial number on the about section ? I'm told some ds phones don't !
Click to expand...
Click to collapse
No, I do not know. It should be on your retail box, however.
---------- Post added at 07:26 AM ---------- Previous post was at 07:12 AM ----------
NOTE: If you use "upgrade", all your data stays, all apps stay, all pictures stay.
But if you use "refurbish" it does wipe the phone.
You probably want upgrade.
ChazzMatt said:
No, I do not know. It should be on your retail box, however.
---------- Post added at 07:26 AM ---------- Previous post was at 07:12 AM ----------
NOTE: If you use "upgrade", all your data stays, all apps stay, all pictures stay.
But if you use "refurbish" it does wipe the phone.
You probably want upgrade.
Click to expand...
Click to collapse
Yep that's what I will do, many , many thanks for all your help:good:
Couldn't connect my phone to lgup. Even after plugging my phone into pc and selecting file transfer mode on my phone it could not be seen. I've attached my phone info of this helps
dejay2008 said:
Couldn't connect my phone to lgup. Even after plugging my phone into pc and selecting file transfer mode on my phone it could not be seen. I've attached my phone info of this helps
Click to expand...
Click to collapse
Go into download mode BEFORE opening the patched LGUP.
If a desktop, best to use a port on the back of the computer (one attached directly to the motherboard).
Try different cable.
Try different computer.
Make sure LGUP is installed in the right folder (LG Electronics).
Still no joy, never mind I'll wait for the ota. Thanks for your help though :good:
I'm not rooted btw, does that matter?
dejay2008 said:
Still no joy, never mind I'll wait for the ota. Thanks for your help though :good:
I'm not rooted btw, does that matter?
Click to expand...
Click to collapse
No, this actually would be the first step to get root of you wanted that. You need to be on Oreo with fastboot flash commands.
For the SN part, I had same experience on my previous Galaxy S7, which was from eBay.
Mine was seller refurb, I forgot the seller name but it was Q something.
The SN was 00000000 for that phone.
I used it without any problem, but feels not great.
Yours might be the same thing, they did something on your phone.

V30+ US998 Won't Update to Oreo

Greeting All,
I just bought a "Refurbished" LG V30+ from fleabay and I'm having some issues... It will not update to Oreo.
Below are details:
The phone is factory reset
It has Android 7.1.2
When I try to update it says it is the latest version
The software version is US99810d
The hardware is LG-US998
(I'm on T-mobile)
I tried to use LG Bridge and it does connect (I did a back-up)
HOWEVER, when I click on Software Update I get "Cannot check the software version. Try again"
If I click on "Update error recovery" I get "Your phone information cannot be checked. Contact LG..."
Any ideas??? OR should I send it back???
THANKS
mm_hockey said:
Greeting All,
I just bought a "Refurbished" LG V30+ from fleabay and I'm having some issues... It will not update to Oreo.
Below are details:
The phone is factory reset
It has Android 7.1.2
When I try to update it says it is the latest version
The software version is US99810d
The hardware is LG-US998
(I'm on T-mobile)
I tried to use LG Bridge and it does connect (I did a back-up)
HOWEVER, when I click on Software Update I get "Cannot check the software version. Try again"
If I click on "Update error recovery" I get "Your phone information cannot be checked. Contact LG..."
Any ideas??? OR should I send it back???
THANKS
Click to expand...
Click to collapse
Why would you send it back?
https://forum.xda-developers.com/lg-v30/development/us998-lg-v30-us998-us99820a040330-kdz-t3786337
See the US998 Oreo KDZ (plural) in Development section and update with one of those. If you care about bootloader unlock and root, don't update to 20D first. Use 20A or 20B, unlock bootloader then update to 20D.
Instructions are in post #1 of the thread.
THANKS!!!!!
ChazzMatt said:
Why would you send it back?
https://forum.xda-developers.com/lg-v30/development/us998-lg-v30-us998-us99820a040330-kdz-t3786337
See the US998 Oreo KDZ (plural) in Development section and update with one of those. If you care about bootloader unlock and root, don't update to 20D first. Use 20A or 20B, unlock bootloader then update to 20D.
Instructions are in post #1 of the thread.
Click to expand...
Click to collapse
Thanks for the info... do appreciate it!!!!!!
I was just wondering why my phone will not automatically do an OTA update to Oreo???
I'm new to this flashing stuff & don't what to brick my phone.
PLUS... I'm concerned that LG Bridge could not read my software version...
Cheers,
mm_hockey said:
Thanks for the info... do appreciate it!!!!!!
I was just wondering why my phone will not automatically do an OTA update to Oreo???
I'm new to this flashing stuff & don't what to brick my phone.
PLUS... I'm concerned that LG Bridge could not read my software version...
Cheers,
Click to expand...
Click to collapse
1) My three "original" (genuine) US998 bought from B&H Photo were only recognized as having older software one time by LG Bridge. All the other times I had to update them manually with the dev patched LGUP and full image KDZ.
2) It's entirely possible it's not an an "original" US998, but is a converted LS998. Ever since we discovered Frankenstein, so have eBay sellers. Carrier unlocked US998 is more valuable, versatile.
3) Full image KDZ is better than partial image OTA. However, LG Bridge should work to do that, but apparently doesn't.
ChazzMatt.... THANKS!!!
I followed your directions... used LGUP/Uppercut and it worked perfectly!!!!
I'm now on US99820b.
I would like to root my phone (so I can delete some bloat and use advanced features in Tasker).
And then upgrade to US99820d using the "Upgrade" button on LGUP/Uppercut. (I think this correct??)
Could you point me the right direction (I'm a noob with this stuff) to root the phone.
I don't plan of installing any custom ROMs so I don't think I will need TWRP??? Or to unlock the bootloader???
Thanks again for all your help!!!!
Cheers,
ChazzMatt said:
Why would you send it back?
https://forum.xda-developers.com/lg-v30/development/us998-lg-v30-us998-us99820a040330-kdz-t3786337
See the US998 Oreo KDZ (plural) in Development section and update with one of those. If you care about bootloader unlock and root, don't update to 20D first. Use 20A or 20B, unlock bootloader then update to 20D.
Instructions are in post #1 of the thread.
Click to expand...
Click to collapse
ChazzMatt said:
1) My three "original" (genuine) US998 bought from B&H Photo were only recognized as having older software one time by LG Bridge. All the other times I had to update them manually with the dev patched LGUP and full image KDZ.
2) It's entirely possible it's not an an "original" US998, but is a converted LS998. Ever since we discovered Frankenstein, so have eBay sellers. Carrier unlocked US998 is more valuable, versatile.
3) Full image KDZ is better than partial image OTA. However, LG Bridge should work to do that, but apparently doesn't.
Click to expand...
Click to collapse
mm_hockey said:
ChazzMatt.... THANKS!!!
I followed your directions... used LGUP/Uppercut and it worked perfectly!!!!
I'm now on US99820b.
I would like to root my phone (so I can delete some bloat and use advanced features in Tasker).
And then upgrade to US99820d using the "Upgrade" button on LGUP/Uppercut. (I think this correct??)
Could you point me the right direction (I'm a noob with this stuff) to root the phone.
I don't plan of installing any custom ROMs so I don't think I will need TWRP??? Or to unlock the bootloader???
Thanks again for all your help!!!!
Cheers,
Click to expand...
Click to collapse
Now that you are actually on Oreo, future updates will use dev patched LGUP instead of Uppercut. Uppercut won't work on Oreo.
You need bootloader unlock and TWRP to root.
See the WTF bootloader unlock and root thread.
https://forum.xda-developers.com/lg-v30/how-to/wtf-lg-v30-t3790500
After that, you can update to 20D.
Sent via open market LG US998 V30/V30+
ChazzMatt said:
Why would you send it back?
https://forum.xda-developers.com/lg-v30/development/us998-lg-v30-us998-us99820a040330-kdz-t3786337
See the US998 Oreo KDZ (plural) in Development section and update with one of those. If you care about bootloader unlock and root, don't update to 20D first. Use 20A or 20B, unlock bootloader then update to 20D.
Instructions are in post #1 of the thread.
Click to expand...
Click to collapse
The link you provided goes to your thread in which the old 20b kdz is for H930 (according to android file host website). Yet the OP has US998.
Is it still ok for people like the OP who have US998 to update to H930 20b KDZ and then unlock bootloader or should we stick with kdz for the US998 only?
CCJ22 said:
The link you provided goes to your thread in which the old 20b kdz is for H930 (according to android file host website). Yet the OP has US998.
Is it still ok for people like the OP who have US998 to update to H930 20b KDZ and then unlock bootloader or should we stick with kdz for the US998 only?
Click to expand...
Click to collapse
No, it doesn't. You're confused about something. The link you quoted in your post goes to all the US998 KDZ thread.
In that thread, all the links go to to specific US998 KDZ -- 20A, 20B, and 20D.
I can't help how Android Host Files categorizes stuff. My folder is simply "V30" -- and inside that I have over a dozen US998, Hong Kong H930DS, Canadian H933, European H930 KDZ. Don't overthink it. If the file name says US998 it's US998.
Here's a screenshot of my Android Host Files folders. All my V30 stuff is inside the V30 folder, period.. If Android Host Files then categorizes that as H930 -- for whatever reason, that's not me and I have no control over that.
{
"lightbox_close": "Close",
"lightbox_next": "Next",
"lightbox_previous": "Previous",
"lightbox_error": "The requested content cannot be loaded. Please try again later.",
"lightbox_start_slideshow": "Start slideshow",
"lightbox_stop_slideshow": "Stop slideshow",
"lightbox_full_screen": "Full screen",
"lightbox_thumbnails": "Thumbnails",
"lightbox_download": "Download",
"lightbox_share": "Share",
"lightbox_zoom": "Zoom",
"lightbox_new_window": "New window",
"lightbox_toggle_sidebar": "Toggle sidebar"
}
ChazzMatt said:
No, it doesn't. You're confused about something. The link you quoted in your post goes to all the US998 KDZ.
Click to expand...
Click to collapse
Hi Chazz, I think Android file host is confused. Which caused the confusion for me. Here is the screenshot. Notice the H930 portion? Odd right?
CCJ22 said:
Hi Chazz, I think Android file host is confused. Which caused the confusion for me. Here is the screenshot. Notice the H930 portion? Odd right?
Click to expand...
Click to collapse
See my screenshot. I have v30 folder, a generic Android folder, a Moto Maxx folder. All my V30 KDZ are inside my V30 folder. I do not have any folders or sub-folders called H930. I have an H930 KDZ with a dozen other KDZ inside my V30 folder.
Here's all my V30 KDZ listings:
https://androidfilehost.com/?a=show&w=files&flid=241704
I think Android Host Files calls ALL V30 "H930". I saw another person question another developer about this, "Is it safe to flash because it's in the H930 folder?" I want to yell, Look at the KDZ title!" Of course it's safe.
ChazzMatt said:
See my screenshot. I have v30 folder, a generic Android folder, a Moto Maxx folder. All my V30 KDZ are inside my V30 folder. I do not have any folders or sub-folders called H930. I have an H930 KDZ with half a dozen other KDZ inside my V30 folder.
I think Android Host Files calls ALL V30 "H930". I saw another person question another developer about this, "Is it safe to flash because it's in the H930 folder?" I want to yell, LOOK AT THE KDZ TITLE!" Of course it's safe.
---------- Post added at 11:23 PM ---------- Previous post was at 11:22 PM ----------
See my screenshot. I have v30 folder, a generic Android folder, a Moto Maxx folder. All my V30 KDZ are inside my V30 folder. I do not have any folders or sub-folders called H930. I have an H930 KDZ with half a dozen other KDZ inside my V30 folder.
I think Android Host Files calls ALL V30 "H930". I saw another person question another developer about this, "Is it safe to flash because it's in the H930 folder?" I want to yell, LOOK AT THE KDZ TITLE!" Of course it's safe.
Here's all my V30 KDZ listings:
https://androidfilehost.com/?a=show&w=files&flid=241704
Click to expand...
Click to collapse
Ha! Nice. Thank you for your help. I noticed the file name. Then android file host saying H930 and thought, dang I better be careful. Thanks again mate. Cheers
CCJ22 said:
Ha! Nice. Thank you for your help. I noticed the file name. Then android file host saying H930 and thought, dang I better be careful. Thanks again mate. Cheers
Click to expand...
Click to collapse
You're welcome. Sorry for the duplicate answers. My computer is acting wonky.
Questions on Frankenstein phone on US99820b
Hi ChazzMatt,
I also do have a few newbie questions on the Frankenstein phone.
Thanks to you great tutorial I upgraded from AT&T H931 successfully to the US998 (FW: US99820b).
I am not interested in bootloader unlock or rooting the device.
1. Why does the phone not upgrade to US99820d via OTA or LG Bridge? Any way to turn that on?
2. How do I best upgrade to US99820d? Using the Upgrade function in the modified LGUP and your 20d KDZ file?
Would that require a total reset of the phone with all my personal data?
3. Does that also apply to Security Updates? Do they have to be done manually through 20x KDZ updates?
Thanks,
Scusa
scusa2000 said:
Hi ChazzMatt,
I also do have a few newbie questions on the Frankenstein phone.
Thanks to you great tutorial I upgraded from AT&T H931 successfully to the US998 (FW: US99820b).
I am not interested in bootloader unlock or rooting the device.
1. Why does the phone not upgrade to US99820d via OTA or LG Bridge? Any way to turn that on?
2. How do I best upgrade to US99820d? Using the Upgrade function in the modified LGUP and your 20d KDZ file?
Would that require a total reset of the phone with all my personal data?
3. Does that also apply to Security Updates? Do they have to be done manually through 20x KDZ updates?
Thanks,
Scusa
Click to expand...
Click to collapse
Simple "upgrade" using LGUP will update to newer KDZ while keeping data. (This is only if you do not have TWRP.) Make sure you choose "UPGRADE", and not any other option. By the way, 20E is the latest posted in the US998 KDZ thread.
Takes 5 minutes, you keep all your settings and data.
scusa2000 said:
Hi ChazzMatt,
...
1. Why does the phone not upgrade to US99820d via OTA or LG Bridge? Any way to turn that on?
...
Click to expand...
Click to collapse
I also have a supposed US998 from ebay and would like to know why it will not update. Does LG block updates to phones if they have been cross-flashed to a different version (if that's what happened)? Are these sellers knowingly selling phones that cannot be updated normally?
Thanks!
clipcarl said:
I also have a supposed US998 from ebay and would like to know why it will not update. Does LG block updates to phones if they have been cross-flashed to a different version (if that's what happened)? Are these sellers knowingly selling phones that cannot be updated normally?
Thanks!
Click to expand...
Click to collapse
I have the exact same situation, V30+ from eBay and no OTAs - had to flash manually. For what I paid for this hardware I'm more than willing to live with the minor inconvenience of having to download a KDZ and flash it for updates, but I would also much prefer it if I could get the OTAs. I'm guessing it has to do with it being Frankensteined and LG only pushing OTAs to it for the original ROM, which it is no longer running...but I would love to know if anyone has a more formal understanding of this issue.
techlover10 said:
I have the exact same situation, V30+ from eBay and no OTAs - had to flash manually. For what I paid for this hardware I'm more than willing to live with the minor inconvenience of having to download a KDZ and flash it for updates, but I would also much prefer it if I could get the OTAs. I'm guessing it has to do with it being Frankensteined and LG only pushing OTAs to it for the original ROM, which it is no longer running...but I would love to know if anyone has a more formal understanding of this issue.
Click to expand...
Click to collapse
I have three original US998 V30/V30+ and NONE have gotten OTA except one time with Nougat. Since then I've had to manually update via LGUP.
Last weekend, I just manually updated my wife from 20A to 20E via Dev Patched LGUP. Bootloader is still locked on hers, came back from LG with new display a couple of months ago. B&H Photo US998 V30.
I actually prefer full image KDZ to partial image OTA. And while it's true OTA is probably based on IMEI, that doesn't explain why I'm not being offered OTA, at least with hers which has not been modified in any way.
holy crap. I've been away from xda (or flashing phones) for too long!
I just bought v30+ us998 on ebay and it seems like LS998 convert. so in order to unlock bootloader, I have to flash to 20a or b first? Or can I do it now (7.1.2) and update to latest one 20e?
what's good apps these days for rooted phones?
larciel said:
I just bought v30+ us998 on ebay and it seems like LS998 convert. so in order to unlock bootloader, I have to flash to 20a or b first? Or can I do it now (7.1.2) and update to latest one 20e?
what's good apps these days for rooted phones?
Click to expand...
Click to collapse
Read WTF INSTRUCTIONS.
For US998 yes, you need early Oreo 20A or 20B to unlock bootloader, install TWRP -- then you can update to US998 20E by flashing 20E "ROM" (stock firmware KDZ in TWRP-FLASHABLE zip file)
@ChazzMatt,
First, thanks for all your help. After I noticed my LG V30+ was not receiving updates, I was able to update the software to US99820b following your instructions. However, I still have one point I am not clear about.
Correct if I am wrong but, from what I understood, you recommend to update to 20a or b in case I am planning to root my device (since rooting after updating to 20d would not work). In case I am not planning to root, Can I use the same process to, using LGUP, to update straight to 20d?
Is there any specific reason why I'd want to root my device before upgrading to 20d?
Thanks again,
DC

Need Help LS998 Convert to US998

Hey, guys, I'm new to the community wanted to see if I could get some help so I bought the phone and the original owner flashed it from an LS998 to an AS998 my question is how can I convert it from AS998 to US998 I will be using this phone with Tmobile and want to bootloader unlock for custom ROM's.
carbon271 said:
Hey, guys, I'm new to the community wanted to see if I could get some help so I bought the phone and the original owner flashed it from an LS998 to an AS998 my question is how can I convert it from AS998 to US998 I will be using this phone with Tmobile and want to bootloader unlock for custom ROM's.
Click to expand...
Click to collapse
Use the WTF INSTRUCTIONS for Bootloader unlock, install TWRP and root.
During that process you will also convert your LS998/AS998 to US998.
thank u Will give it a go soon @ChazzMatt
carbon271 said:
thank u Will give it a go soon @ChazzMatt
Click to expand...
Click to collapse
Hey, @ChazzMatt I'm having problems flashing 20b it won't let me I was able to flash US99810d but after that, I master reset and everything I try 20b and it says not supported cross model download AS998 to US998 any way to fix this or bypass it.
carbon271 said:
Hey, @ChazzMatt I'm having problems flashing 20b it won't let me I was able to flash US99810d but after that, I master reset and everything I try 20b and it says not supported cross model download AS998 to US998 any way to fix this or bypass it.
Click to expand...
Click to collapse
Posted answer in Frankenstein thread, which is what you're asking about...

My phone is restarting.

My phone is restarting again and again, I have flashed several kdz but results is same. I was trying to flash pie beta but it wasn't working then this problem happening. What is the solution??
jamey090 said:
My phone is restarting again and again, I have flashed several kdz but results is same. I was trying to flash pie beta but it wasn't working then this problem happening. What is the solution??
Click to expand...
Click to collapse
Seems you're in bootloop. You should give us some more info. Model, which KDZ, root, recovery.
Edvin73 said:
Seems you're in bootloop. You should give us some more info. Model, which KDZ, root, recovery.
Click to expand...
Click to collapse
Model: V30 Thing (H930) AT&T
KDZ: I have tried US99820H, 20A, 10C but the result is same.
My device was root before try pie beta. Bootloader is unlocked.
And don't know about recovery.
Please help me brother, I'm in real trouble.
jamey090 said:
Model: V30 Thing (H930) AT&T
KDZ: I have tried US99820H, 20A, 10C but the result is same.
My device was root before try pie beta. Bootloader is unlocked.
And don't know about recovery.
Please help me brother, I'm in real trouble.
Click to expand...
Click to collapse
Wait. EU H930 is incompatible with US998 20H.
Do you have more than one phone? Because yesterday you were all over the EU H930 Pie thread, flashing that KDZ repeatedly on your phone.
You should never flash European firmware over North American variants and vice versa.
Here a couple of weeks ago you said you have H931:
jamey090 said:
I have AT&T H931 and should I have to up the software for root the device. I have tried to root without up but didn't work.
Click to expand...
Click to collapse
So, why were you flashing EU H930 Pie on your phone yesterday? You are going to brick your phone.
If you indeed do have H931 (which seems to be the case, since you say it's "AT&T"), then you need to go back to Frankenstein and start over. Flash US998 Nougat, Master Reset, then US998 Oreo and STAY there until North American Pie is released.
ChazzMatt said:
Wait. EU H930 is incompatible with US998 20H.
Do you have more than one phone? Because yesterday you were all over the EU H930 Pie thread, flashing that KDZ repeatedly on your phone.
You should never flash European firmware over North American variants and vice versa.
Here a couple of weeks ago you said you have H931:
So, why were you flashing EU H930 Pie on your phone yesterday? You are going to brick your phone.
If you indeed do have H931 (which seems to be the case, since you say it's "AT&T"), then you need to go back to Frankenstein and start over. Flash US998 Nougat, Master Reset, then US998 Oreo and STAY there until North American Pie is released.
Click to expand...
Click to collapse
Thank you brother, but I have tried US998 nougat already but bootloop is happening. And sorry, my mistake, my phone is At&T 931
jamey090 said:
Thank you brother, but I have tried US998 nougat already but bootloop is happening. And sorry, my mistake, my phone is At&T 931
Click to expand...
Click to collapse
You need to do the Master Reset after flashing US998 Nougat to stabilize it. Until then you will get bootloop. That's why Master Reset is there.
To me, at least, it seems you aren't following the instructions.
Sent via open market LG US998 V30/V30+
ChazzMatt said:
You need to do the Master Reset after flashing US998 Nougat to stabilize it. Until then you will get bootloop. That's why Master Reset is there.
To me, at least, it seems you aren't following the instructions.
Sent via open market LG US998 V30/V30+
Click to expand...
Click to collapse
Thank you brother, 2nd-time master reset works.

The touch does not work after installing h930 pie KDZ on us998 converted

Hello friends, I do not know if I have really damaged my phone. It is the h931 model converted to us998. Because of my desire to have a foot, I installed a KDZ of the European model h930. At the beginning the rom started without problems, after I noticed that it had no signal, I installed the Oreo us998 modem and it was still without a signal, so I went back to oreo us99820h and when it starts the screen it is welcome, the touch does not work for me. Any solution to this problem, I would appreciate suggestions and help. Thank you so much ♥
Yeriorlando said:
Hello friends, I do not know if I have really damaged my phone. It is the h931 model converted to us998. Because of my desire to have a foot, I installed a KDZ of the European model h930. At the beginning the rom started without problems, after I noticed that it had no signal, I installed the Oreo us998 modem and it was still without a signal, so I went back to oreo us99820h and when it starts the screen it is welcome, the touch does not work for me. Any solution to this problem, I would appreciate suggestions and help. Thank you so much ♥
Click to expand...
Click to collapse
You screwed up.
NEVER NEVER NEVER flash stock H930* firmware over any North American variants. It says so in all the Instructions.
You ignored all warnings. WHY? Every Pie H93O* KDZ and TWRP flashable zip says "ONLY for H930, H930G, H930D, H930DS. Do NOT ask if others can flash this!"
Flash back to US998 Nougat to repair your damage. PARTITION DL, all partitions in Dev Patched LGUP.
Then use one of the 4 workarounds in post #6 of the US998 PIE KDZ thread to update to US998 Pie.
Did you not read about those? They are mentioned top of post #2. Go to Post #6 of the US998 Pie KDZ. Workaround #3 and #4 work for everyone. Two people yesterday said #4 worked for them.
Here's one:
sisiimaji said:
This is great, I have follow Method #4 it works very well, I've been waiting for so long to achieved it . :good:
Click to expand...
Click to collapse
Go to first page and scroll down to post #6...
https://forum.xda-developers.com/lg-v30/development/us998-lg-v30-us998-us99830a000704-kdz-t3952256
same problem
ChazzMatt said:
You screwed up.
NEVER NEVER NEVER flash stock H930* firmware over any North American variants. It says so in all the Instructions.
You ignored all warnings. WHY? Every Pie H93O* KDZ and TWRP flashable zip says "ONLY for H930, H930G, H930D, H930DS. Do NOT ask if others can flash this!"
Flash back to US998 Nougat to repair your damage. PARTITION DL, all partitions in Dev Patched LGUP.
Then use one of the 4 workarounds in post #6 of the US998 PIE KDZ thread to update to US998 Pie.
Did you not read about those? They are mentioned top of post #2. Go to Post #6 of the US998 Pie KDZ. Workaround #3 and #4 work for everyone. Two people yesterday said #4 worked for them.
Here's one:
Go to first page and scroll down to post #6...
https://forum.xda-developers.com/lg-v30/development/us998-lg-v30-us998-us99830a000704-kdz-t3952256
Click to expand...
Click to collapse
Hello friend, thank you very much, method #4 worked perfectly for me. The problem is that the touch still does not respond .... Too bad!
woww.. It would be taking him to a technician or something. I didn't want to lose my phone that way.
Yeriorlando said:
Hello friend, thank you very much, method #4 worked perfectly for me. The problem is that the touch still does not respond .... Too bad!
woww.. It would be taking him to a technician or something. I didn't want to lose my phone that way.
Click to expand...
Click to collapse
Try temporarily flashing back to US998 Nougat via Partition DL mode, all partitions. See if that fixes touch. Then update to US998 Pie again.
same problem
ChazzMatt said:
Try temporarily flashing back to US998 Nougat via Partition DL mode, all partitions. See if that fixes touch. Then update to US998 Pie again.
Click to expand...
Click to collapse
The problem remains the same, brother. I just flashed Nougat and nothing.
Yeriorlando said:
The problem remains the same, brother. I just flashed Nougat and nothing.
Click to expand...
Click to collapse
I'm almost out of answers. All I can suggest is Partition DL to H933 Nougat. Temporarily. See if that works, then back to US998 Nougat, then update back to US998 Pie.
Is it possible your digitizer just happened to fail same time you were doing all this?
same problem
ChazzMatt said:
I'm almost out of answers. All I can suggest is Partition DL to H933 Nougat. Temporarily. See if that works, then back to US998 Nougat, then update back to US998 Pie.
Is it possible your digitizer just happened to fail same time you were doing all this?
Click to expand...
Click to collapse
Exactly, I think that by flashing that KDZ h930, some file or something that handles the hardware of the screen has broken.
fff
ChazzMatt said:
I'm almost out of answers. All I can suggest is Partition DL to H933 Nougat. Temporarily. See if that works, then back to US998 Nougat, then update back to US998 Pie.
Is it possible your digitizer just happened to fail same time you were doing all this?
Click to expand...
Click to collapse
Hello Friend. I've been thinking and well, could you tell me that a "Dump" file,? Could you solve the problem with that or is it more risky?
Yeriorlando said:
Hello Friend. I've been thinking and well, could you tell me that a "Dump" file,? Could you solve the problem with that or is it more risky?
Click to expand...
Click to collapse
Never used Dump file, so don't know. That's a function of LGUP where you can theoretically restore original partitions if you have a "dump" prior to making any changes. You've already made changes.

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