Download and install the Lineage OS 16 for Realme 3 Pro, Sony Xperia Z3, and Nubia Z17. The Realme 3 Pro, Sony Xperia Z3, and Nubia Z17 variants now started getting the Android 9.0 Pie OS via Lineage OS 16 Custom ROM. These three devices are old and have not received the Android 9.0 Pie official update. All thanks to the XDA developers and Lineage OS team for sharing the latest custom firmware based on Android 9.0 Pie. So if you are the users of one of these devices, then now you can download and install Lineage OS 16 for Realme 3 Pro, Sony Xperia Z3, and Nubia Z17.
By following our given below detailed guide, you can easily upgrade your devices to the latest Android 9.0 Pie OS. The Lineage OS 16 is a stable build and smoothly run on your device without any kind of problems. Also, the custom firmware comes with lots of new features and customizations such as Redesigned volume slider, Advanced Battery with AI Support, Notch Support, Improved Adaptive Brightness and much more. Once you install this latest custom ROM, you will get the experience and enjoy all the features of Android 9.0 Pie on your own device.
In order to install the Android 9.0 Pie Lineage OS 16 custom ROM on your device, your device should have unlocked bootloader and must already install the latest TWRP custom recovery on your device. The official stock firmware is good but custom ROM gives you more customization and some aftermarket features. We highly recommend flashing this custom firmware. The flashing of the firmware will wipe clean all your phone data. So before proceeding take the full backup of all your phone important phone data. If you wish to install the Lineage OS 16 for Realme 3 Pro, Sony Xperia Z3, and Nubia Z17, then go ahead and follow the given instructions.

Note:
This guide containing the Lineage OS 16 Android 9.0 Pie custom ROM is working with the Realme 3 Pro, Sony Xperia Z3, and Nubia Z17. Do not try to install this ROM on any other device, or your device might get bricked.
Warning:
AndroidBlog will not be held responsible for any damage that occurred to your Realme 3 Pro, Sony Xperia Z3, and Nubia Z17 during or after the installation of Lineage OS 16 Custom Firmware. Proceed at your risk.
Pre-Requirements:
- Make sure that the battery level of your Realme 3 Pro, Sony Xperia Z3, and Nubia Z17 is at least about 80% before proceeding to the installation guide.
- Download and install proper USB Drivers for the Realme 3 Pro, Sony Xperia Z3, and Nubia Z17 on PC.
- It is highly recommended to take a good backup of your important data and settings on the phone using a custom recovery such as CWM or TWRP. In case anything goes wrong then you’ll be able to restore your data.
- Enable USB Debugging Mode on Realme 3 Pro, Sony Xperia Z3, and Nubia Z17 from Settings > Developer Options.
- The Realme 3 Pro, Sony Xperia Z3, and Nubia Z17 should be rooted in the latest version of CWM or TWRP recovery installed that supports the new Android 9.0 Pie-based ROM installations.
Required Files:
- Download Realme 3 Pro LineageOS 16 Custom ROM
- Download Sony Xperia Z3 LineageOS 16 Custom ROM
- Download Nubia Z17 LineageOS 16 Custom ROM
- Download Lineage OS 16 Android 9.0 Pie Google Apps
Steps to Install Lineage OS 16 For Realme 3 Pro, Sony Xperia Z3, and Nubia Z17 Android 9.0 Pie Custom ROM:
Step No 1: – First, download the Lineage OS 16 Android 9.0 Pie custom ROM and Google Apps package from the above links on the desktop of your PC. Do not extract these files.
Step No 2: – Now, connect your Realme 3 Pro, Sony Xperia Z3, and Nubia Z17 to the PC using its USB data cable.
Step No 3: – Move the Lineage OS 17 firmware, and Google Apps zipped files to the root folder of the SD card on your phone.
Step No 4: – Transfer the boot.img file to an android-SDK-windows\platform-tools directory on your PC.
Step No 5: – Next, power OFF the Realme 3 Pro, Sony Xperia Z3, and Nubia Z17 to boot into Bootloader/Fastboot Mode. Also, disconnect the USB cable.
Step No 6: – Power ON the device while pressing and holding the Volume Down + Power buttons at the same time.
Step No 7: – Once your Realme 3 Pro, Sony Xperia Z3, and Nubia Z17 is in the Fastboot mode, navigate to the android-SDK-windows\platform-tools directory and open Command Prompt within the folder.
Step No 8: – Type the following command and press Enter.
fastboot flash boot boot.img
9: – Now, type the following command and hit Enter.
fastboot reboot
Step No 10: – Follow the on-screen instructions and choose BOOTLOADER -> RECOVERY.
Step No 11: – While the phone is 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 No 12: – Navigate to the Recovery main menu and tap on the ‘Install’ button. Select the firmware.ZIP file that you have already transferred to the root folder of your SD Card on the phone.
Step No 13: – Swipe on the “Swipe to Confirm Flash” option to confirm installation on the next screen. The installation process will be initiated.
Step No 14: – After the installation is finished successfully, you will see a similar screen like the following:
Step No 15: – Repeat the above-given step for the installation of the Google Apps package on your Realme 3 Pro, Sony Xperia Z3, and Nubia Z17.
Step No 16: – Finally, select the “Reboot System” button to reboot your phone.
Your Realme 3 Pro, Sony Xperia Z3, and Nubia Z17 will boot now, and it may take about 4-5 minutes to boot for the first time after installation.
Done! You have installed Lineage OS 16 on Realme 3 Pro, Sony Xperia Z3, and Nubia Z17 Android 9.0 Pie custom ROM.