LineageOS 15 for LG G3 AT&T Download – Android Oreo ROM

[Linux User]

LineageOS 15 for LG G3 AT&T (d850) is now available to download via an EXPERIMENTAL development build. This post provides the download link to the Android Oreo based Lineage OS 15 for LG G3 AT&T (d850) and guides through the installation process of the same. This LineageOS 15 for LG G3 AT&T is brought to you by developer HardStyl3r.

DONATION TO DEVELOPER(S):

If you like this ROM then do contribute to HardStyl3r for his hard work:
– Donate to HardStyl3r

If you want the OFFICIAL Lineage OS 15 ROM update or some more Android Oreo ROMs then stay tuned to the LineageOS 15 ROMs page or the AOSP Oreo ROMs devices list page.

DISCLAIMER:
THIS IS AN INITIAL BUILD WHICH HAS MANY BUGS. HAVE A BACKUP BEFORE FLASHING THIS AND TRY AT YOUR OWN RISK. Installing a custom ROM requires an unlocked bootloader on LG G3 AT&T, which may VOID your warranty and may delete all your data. Before proceeding further you may consider backup all data on the phone. Understand that you are the only person making changes to your phone and I cannot be held responsible for the mistakes done by you.

 

Content structure:

1. Status of this Lineage OS 15 for LG G3 AT&T
2. Required Downloads for this Lineage OS 15 for LG G3 AT&T
3. Installing the Lineage OS 15 for LG G3 AT&T
   • Installing Lineage OS 15 for LG G3 AT&T for the first time
   • Upgrading the Lineage OS 15 for LG G3 AT&T
4. Rooting the Lineage OS 15 ROM on LG G3 AT&T

Status of LineageOS 15 for LG G3 AT&T Oreo 8 ROM:

WHAT’S WORKING:
– Everything except listed on known issues list

KNOWN ISSUES:
– Sensors (Developers are working on a fix!)
– Video recording (But camera is taking pictures anyway)
– Turning off hotspot is making a reboot, but the internet is working
– Stock camera app doesn’t focus, but any other third party app does (such as Footej Camera or Bacon Camera)

 

REQUIRED LINKS AND FILES FOR LineageOS 15 for LG G3 AT&T OREO ROM:

• TWRP recovery for LG G3 AT&T

  – Here is theTWRP update guide for LG G3 AT&T. This recovery guide requires an unlocked bootloader on the phone.

• LineageOS 15 Download link for LG G3 AT&T
• GApps download for LineageOS 15 ROM

Root binary is NOT inbuilt in Lineage OS ROM, so you may need a separate SuperSu package or LineageOS su binary to install to gain ROOT access. Here is Lineage OS Rooting guide
If there is no in-built ROOT or it does not work for some reason then you can try SuperSU rooting guide to enable ROOT access.

HOW TO INSTALL/DOWNLOAD/FLASH/UPDATE THE Lineage OS 15 for LG G3 AT&T:

Follow this if you are flashing LineageOS 15 for LG G3 AT&T for the first time, or coming from another ROM:

Points to NOTE:
– Try to avoid restoring apps backup using Titanium Backup. It may break things up.
– Don’t restore system data using Titanium Backup! It will definitely break the current installation.
– It is also discouraged to Restoring Apps + Data using Titanium Backup.

• Boot into Recovery.
  Make sure to have a Custom recovery like CWM or TWRP or any other custom recovery. If not then download the recovery for LG G3 AT&T from above link and follow the Custom Recovery Installation Guide (it’s a generic guide which will work for TWRP as well as CWM recovery or any other recovery)
• Wipe data factory reset, Cache partition, Dalvik Cache and Format the System partition.
  – Here is a guide explaining how to wipe data using TWRP recovery.

  This will delete all your data on your phone. You may consider complete backup of your phone data or take a NANDROID backup of the current ROM
  – How to backup all data on your Android Device
  – how to take NANDROID backup using TWRP recovery

• Download and Copy the Oreo GApps and the LineageOS 15 ROM ZIP to the phone.
• First flash the Lineage OS 15 ROM ZIP file from device. Then flash the GApps zip from your device memory.
  – Here is a post explaining how to install Lineage OS
• Then reboot into recovery (don’t skip this) and flash the Gapps for LineageOS 15 package.
  – Here is a post explaining how to flash GApps using TWRP recovery.
• Reboot and Enjoy Android Oreo with LineageOS 15 for LG G3 AT&T.

Upgrading from earlier version of Lineage OS 15 for LG G3 AT&T (d850):

• Copy the latest Lineage OS 15 for LG G3 AT&T ZIP file to the phone.
• Boot into Recovery.
• Flash the ROM ZIP that you copied.
  – Here is a post explaining how to install LineageOS
• Then flash the LineageOS 15 GApps package.
  – Here is a post explaining how to flash GApps using TWRP recovery.
• Reboot and Enjoy

Complete the initial setup and enjoy Android Oreo 8.0 with LineageOS 15 for LG G3 AT&T. After the installing the LineageOS 15 ROM, you may want to enable ROOT access on your phone and here is how you can do that:
How to Enable ROOT on LineageOS 15 ROM.

 

Stay tuned or Subscribe to the LG G3 AT&T (d850) forum For other Android Oreo, Nougat ROMs, LineageOS 15 ROMs, other custom ROMs and all other device specific topics.

 

If you have any issues or you have found some BUGs on this rom, then here is the dev thread on xda, where you can convey your concerns.

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