[ROM/FW][STOCK][PIE] LG V30 (Joan) US998 30b TWRP flashable firmware ROM

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JohnFawkes

Senior Member
Jul 9, 2015
777
1,338
john-fawkes.com
LG V30 US998-30b ROM​
Hi!
This Rom is 99% Stock. 3.2.3-7 TWRP should first be installed. Then you can install this Rom and have Pie with working TWRP.

WARNINGS!!!!!
Only for North American variants -- EXCEPT T-mobile H932. NOT for H930, H930G, H930D, H930DS!

This zip is created from the original KDZ. It contains almost the complete 30b firmware, but the partition table rewriting part and recovery image is removed. I changed the system.img, so you do not have to reinstall TWRP (recovery-from-boot.p deleted) when ROM is booted. I also changed the partition size of system.img, so the vendorized people can install this too without having problems because of a too small system partition. This is a continuation of westwood24's idea and work, I've updated it to the newest fw version and edited / advanced it a bit. I followed his idea and made this for users who can not take OTA's because they have Custom Recovery / Root installed.

Features
  • Stock build made from official KDZ
  • Stock Build.prop (only 2 extra lines added for DTS, full weather lockscreen)
  • Unrooted
  • System image modified to keep TWRP
  • System image size shrunk for being able to flash this on a smaller system partition, mainly caused by vendorizing
  • Removed dm-verity
  • Removed rctd (LG's root checker tool daemon)
  • Enabled opt-encrypt, it's your choice now if you want to encrypt your phone, it's no more forced. TWRP now is capable of decryption (both AOSP and stock) since a few versions

Installation
What you need
LATEST ZIP


OLDER ZIPS


How to install
When you are still on Nougat,
you should start fresh: Reboot to recovery using button combo or reboot app (needs root; btw, Magisk offers this possibility too: Menu -> Modules -> three dot menu top right - Reboot to recovery)
Then flash this TWRP.img via image flashing function in TWRP, reboot to recovery again (for fully working new recovery) and do a backup, then copy this backup to your PC.
Then initiate a factory reset. Wipe your system partition too in TWRP advanced wiping menu, copy the 30b firmware zip to your SD and install it. Reboot and enjoy :)

From Oreo:
For clean install: Factory reset and wipe system
You can also keep your data by simply dirty flashing the zip. *Be aware that problems may occur, maybe you need to do a factory reset to start fresh*
Flash the 30b zip, then Magisk zip when you need root, then reboot to System = you're DONE
P.S.: could be, that you first need to boot up your fresh install and set it up before you can flash magisk.


At the first time you boot to system, it can be TWRP says No OS installed. You can ignore it.
If TWRP asks if you want to install SU, hit no (in newest TWRP SU is disabled, and the option to install the TWRP app is disabled too.)

Rom Version
Android Version: 9.0 Pie
Android security patch level: 2019-09-1


Don´t forget to hit the thanks-button if you like this zip! :good:
You want to help me with a [donation?] Not asking for it, I have fun doing this for you, but feel free... :)
 
Last edited:

Heleus

New member
Sep 27, 2019
3
0
Thank you so much for your flashable zip to stock pie! Before i installed Android 10 and lost my sensors, camera and download mode, but because of your ROM i installed it through TWRP and everything started to work fine. Thank you again, you saved my phone!
 

taspankya

Senior Member
Nov 28, 2007
283
22
I am on a VS996 running stock VS96620k Oreo. I have unlocked bootloader, twrp and root.
Can I switch directly over to US998 Pie via this flashable zip in TWRP or do I need to LGUP Partition DL the kdz?
TIA
 

Ali1228

Senior Member
Apr 14, 2019
56
7
idk what the hell is going on when i flash kdz it stucks at v30 logo
when i flash twrp zip it also stucks at v30 logo dont know what to do
 
Last edited:
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HueyT

Senior Member
Apr 3, 2014
4,799
2,178
New Albany, IN
OnePlus 7T
idk what the hell is going on when i flash kdz it stucks at v30 logo
when i flash twrp zip it also stucks at v30 logo dont know what to do

Downgrade to us998-10d nougat via dual mode lgup, boot up, then kdz 30b

---------- Post added at 05:01 AM ---------- Previous post was at 05:00 AM ----------

I am on a VS996 running stock VS96620k Oreo. I have unlocked bootloader, twrp and root.
Can I switch directly over to US998 Pie via this flashable zip in TWRP or do I need to LGUP Partition DL the kdz?
TIA

Clean flash
 
  • Like
Reactions: otroguero

Ali1228

Senior Member
Apr 14, 2019
56
7
Downgrade to us998-10d nougat via dual mode lgup, boot up, then kdz 30b

Already done didnt work still stuck at v30 logo
not sure why its happening
i am following all everything the kdz thread includes but still not working
oreo and nougat works fine
only stucks at pie
both for kdz and flashable zip
 

Ali1228

Senior Member
Apr 14, 2019
56
7
Did u guys cross flash to h930-30b before?

no i purchased h931 which was rooted converted to us998

---------- Post added at 11:13 AM ---------- Previous post was at 11:12 AM ----------

also i was able to bootloader unlock h931 it was at 20a already and installed twrp to flash us99820h twrp zip
 

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  • 72
    LG V30 US998-30b ROM​
    Hi!
    This Rom is 99% Stock. 3.2.3-7 TWRP should first be installed. Then you can install this Rom and have Pie with working TWRP.

    WARNINGS!!!!!
    Only for North American variants -- EXCEPT T-mobile H932. NOT for H930, H930G, H930D, H930DS!

    This zip is created from the original KDZ. It contains almost the complete 30b firmware, but the partition table rewriting part and recovery image is removed. I changed the system.img, so you do not have to reinstall TWRP (recovery-from-boot.p deleted) when ROM is booted. I also changed the partition size of system.img, so the vendorized people can install this too without having problems because of a too small system partition. This is a continuation of westwood24's idea and work, I've updated it to the newest fw version and edited / advanced it a bit. I followed his idea and made this for users who can not take OTA's because they have Custom Recovery / Root installed.

    Features
    • Stock build made from official KDZ
    • Stock Build.prop (only 2 extra lines added for DTS, full weather lockscreen)
    • Unrooted
    • System image modified to keep TWRP
    • System image size shrunk for being able to flash this on a smaller system partition, mainly caused by vendorizing
    • Removed dm-verity
    • Removed rctd (LG's root checker tool daemon)
    • Enabled opt-encrypt, it's your choice now if you want to encrypt your phone, it's no more forced. TWRP now is capable of decryption (both AOSP and stock) since a few versions

    Installation
    What you need
    LATEST ZIP


    OLDER ZIPS


    How to install
    When you are still on Nougat,
    you should start fresh: Reboot to recovery using button combo or reboot app (needs root; btw, Magisk offers this possibility too: Menu -> Modules -> three dot menu top right - Reboot to recovery)
    Then flash this TWRP.img via image flashing function in TWRP, reboot to recovery again (for fully working new recovery) and do a backup, then copy this backup to your PC.
    Then initiate a factory reset. Wipe your system partition too in TWRP advanced wiping menu, copy the 30b firmware zip to your SD and install it. Reboot and enjoy :)

    From Oreo:
    For clean install: Factory reset and wipe system
    You can also keep your data by simply dirty flashing the zip. *Be aware that problems may occur, maybe you need to do a factory reset to start fresh*
    Flash the 30b zip, then Magisk zip when you need root, then reboot to System = you're DONE
    P.S.: could be, that you first need to boot up your fresh install and set it up before you can flash magisk.


    At the first time you boot to system, it can be TWRP says No OS installed. You can ignore it.
    If TWRP asks if you want to install SU, hit no (in newest TWRP SU is disabled, and the option to install the TWRP app is disabled too.)

    Rom Version
    Android Version: 9.0 Pie
    Android security patch level: 2019-09-1


    Don´t forget to hit the thanks-button if you like this zip! :good:
    You want to help me with a [donation?] Not asking for it, I have fun doing this for you, but feel free... :)
    13
    True us998 30b kdz is out. Will be making a flash able for it. For those that have/had issues with the current zip please try the newest zip (when I release it). For those without issues you can flash as well if you want but why fix what isn't broke?
    4
    Could you provide a hash(md5 or sha) for the current file? I'm not sure if I have a old file.

    There is no old file. When I removed it and the reuploaded, I reuploaded the exact same zip