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Install LineageOS 14.1 on Xperia Z3 (All Model) Nougat Custom Firmware

LineageOS 14.1 for Sony Xperia Z3 is an alpha build from official LineageOS sources devices trees and fresh CAF 3.4 Kernel Port. This is not related to the Sony Open Device Project (Sony Xperia Dev). This ROM is worked to be as stable as possible and to be used as a daily driver. The idea is to share this built with the community is to improve the ROM. If it is good enough, maybe, someday, it gets official for Sony Xperia Z3. This ROM creates an awesome combination of performance, customization, power and the newest features, brought directly to your Device.
Xperia Z3
The new 14.1 build is using the latest Android 7.1.1 Nougat by Google. Many things in this ROM were tweaked with mods and are included by default. It provides all the Android 7.1.1 Nougat features and a great battery life on your device. Nougat DOZE is also worked great here. It is a great custom ROM that runs blazing fast and smooth. You will able to install this LineageOS 14.1 Nougat ROM in your Xperia Z3 using this tutorial.

It is necessary to Unlock Bootloader of your phone and has a custom recovery installed in order to install this LineageOS 14.1 zip file because Lineage files are not a Signed Zip of official Sony firmware. If your Bootloader is still locked, do unlock first before proceeding to the tutorial.

Also See: Update Sony Xperia Z3 to Android N Developer Preview [Official Release]

If this is your very first time installing a custom ROM, we understand you would want to make sure your installation process go as smooth as possible. So before installation, make sure you have backed up your important Apps and Data with Titanium Backup (Recommended). When installing this Official LineageOS 14.1 Nougat ROM, your entire Data + System will be cleaned — like a brand new phone.
NOTE: This is an unofficial LineageOS 14.1 ROM, that means you will not receive OTA updates from Lineage. 
Disclaimer: Please read the following instructions thoroughly before attempting to flash your phone. absolves itself from any responsibility should something go wrong. Please proceed with caution and at your risk.

Also See: Install Android 6.0.1 eXistenZ ROM on Xperia Z3 Marshmallow Firmware

Remember: Always backup your important data that you might need after you install a new custom ROM, an official software update or anything else. Make a backup for just in case. You never know when anything might go wrong.

If you already have a custom recovery (ClockworkMod, TWRP, etc.) installed on your phone, we strongly recommend a backup using that as it creates a complete image of your existing phone set up. It is easier and faster to restore your phone through a custom recovery.

Some Features of Xperia Z3 LineageOS 14.1:

This amazing LineageOS 14.1 custom ROM comes with tons of new features and is based on Android 7.1.1 Nougat. A quick list of the main features in LineageOS 14.1 is given below, and we are sure you’d love to use this on your Xperia Z3:
  • Split-screen mode
  • Quick switching apps
  • Notification prioritization
  • System UI Tuner
  • Customizable Quick Settings
  • Doze Mode on the Go
  • Multi-language support, emoji and app links
  • New Settings menu
  • Do Not Disturb
  • Data Saver
  • Seamless updates
  • File-based encryption
  • Managing app folder access
  • Android for Work
  • Emergency info
  • Better backups and Accessibility settings
  • Number blocking/call screening
  • Direct Boot
  • Vulkan, Java 8 and OpenJDK
  • Recent apps changes
Like this LineageOS 14.1 ROM based on the latest Android 7.1.1 Nougat? We love it too and we know you are looking forward to installing it on your phone now. Now please read below the necessary steps to make sure your installation goes smooth and you do not end up with any problems.

There are lots of useful articles and how-to guides on for the Xperia Z3, but we think you might be interested in the following posts:
All set and ready? Good. Now, let’s proceed with the tutorial below and install LineageOS 14.1 ROM based on Android 7.1.1 Nougat on your Xperia Z3.

To Remember :
  • This tutorial is only for installing Android 7.1.1 LineageOS 14.1 on Xperia Z3. Please do not try on any other Sony variants.
  • Your phone should have a custom recovery installed in order to install this LineageOS ROM on your phone.
  • We will be using TWRP Recovery for this tutorial.
  • This tutorial will wipe out all your data. Make sure you backup all your data in your phone before proceeding.
  • Perform a Dalvik Cache wipe before proceeding from the Recovery Mode.

Warning: Your warranty is now void!

We are not responsible for bricked devices, dead SD cards, thermonuclear war, or you getting fired because the alarm app failed. Please do some research if you have any concerns about features included in this ROM before flashing it! YOU are choosing to make these modifications, and if you point the finger at me for messing up your device, I will laugh at you.

HOW TO: Install Android 7.1.1 LineageOS 14.1 on Xperia Z3

We have put together a detailed step-by-step installation instruction so that the first time users doesn't face any problem. If you are used to installing custom ROMs with TWRP recovery, then this should not be any different for you. Please read every step carefully so that your installation goes smooth without facing any problem.

As I mentioned earlier, you need to have a custom recovery (TWRP for this tutorial) installed on your phone. Please do that first and then get back to this tutorial. Make sure you read this tutorial once before actually performing it on your device.

Full Step-by-Step Tutorial:

Step 1: Download LineageOS 14.1 ROM and GApps for Xperia Z3 to your computer.

Step 2: Connect and mount your Xperia Z3 USB memory to your computer using the USB cable.

Step 3: Now copy/paste the downloaded LineageOS 14.1 Nougat zip and Google Apps zip files to your phone memory. Make sure the files are in the phone memory root (not in any folder).

Step 4: Then turn OFF your phone and disconnect from the USB cable.

Step 5: Now to get in the Recovery Mode. Switch ON the phone while pressing and holding Volume Down + Power buttons together.

Step 6: Once you are in TWRP Recovery, perform a full data wipe by tapping on the ‘Wipe’ button. Then swipe on the “Swipe to Factory Reset” option at the bottom.

Step 7: Now go back to the main menu and then tap on the ‘Install’ button. From the list, choose the ZIP file that you copied to your phone memory in Step 3.

Step 8: Confirm installation on the next screen by swiping on the “Swipe to Confirm Flash” option. The installation procedure should start now.
Google Apps: Once the ROM installation is completed, repeat the above steps from Step 7 to Step 8 for the Google Apps zip file as well and install it on your phone.
Step 9: Tap on the “Wipe cache/dalvik” button if you get into any boot loops or other issues.

Step 10: You can now reboot your phone by selecting the “Reboot System” button.

Your Xperia Z3 will boot now and it might take about 5 minutes to boot on your first time after flashing a new ROM. So, please wait.

That’s it! Your Xperia Z3 should now have Official LineageOS 14.1 ROM based on Android 7.1.1 Nougat installed on your phone! Go to Settings > About phone to verify.

Any problem during installation ? Do let us know by commenting below! If you find the above tutorial useful and they were helpful to you, please consider giving us a +1 or LIKE on Facebook to Thank us!