DESCRIPTION

HOW TO INSTALL/DOWNLOAD/FLASH/UPDATE Idol 3 Lineage OS 14.1 NOUGAT CUSTOM ROM:

Follow this if you are flashing Lineage OS 14.1 for Idol 3 (idol3) 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.

Download and Copy the GApps and Lineage OS 14.1 for Idol 3 ROM ZIP to your phone.

Boot into Recovery. Make sure to have a Custom recovery like CWM or TWRP or any other custom recovery. If not then follow the Custom Recovery Installation Guide for Idol 3 (idol3) (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

First flash the Idol 3 Lineage OS 14.1 ROM ZIP from device. Then flash the GApps zip from your device memory.
– Here is a post explaining how to install Lineage OS

DO NOT REBOOT YET. Now flash the Lineage OS 14.1 Nougat GApps package.
– Here is a post explaining how to flash GApps using TWRP recovery.

Reboot and Enjoy the Nougat 7.1 Lineage OS 14.1 ROM for Idol 3 (idol3).

Upgrading from earlier version of Lineage OS 14.1 for Idol 3 (idol3):

Copy the latest Lineage OS 14.1 for Idol 3 ROM ZIP file to your phone.

Boot into Recovery.

Flash the latest Lineage OS ROM ZIP from your phone.
– Here is a post explaining how to install Lineage OS

Then flash the Lineage OS 14.1 Nougat GApps package.
– Here is a post explaining how to flash GApps using TWRP recovery.

Reboot and Enjoy

※Please make a backup of your device before installing or updating ROM