Lenovo ZUK Z2 Android 8.1.0 Oreo Update Available via crDroid v4.5 - Complete Installation Guide

Its time to update your Lenovo ZUK Z2 to latest Android 8.1.0 Oreo! Then you are in right place. You probably knew that Android 8.1.0 Oreo comes with improved features and better security than earlier Android version. Lenovo ZUK Z2 have good enough hardware that can run Android 8.1.0 Oreo smoothly. In this article we will flash a custom ROM called crDroid v4.5. This ROM is based on Android 8.1.0 Oreo AOSP and comes with various customization (features list) along with some LineageOS features.

Android 8.1.0 Oreo comes with various new as well as improved features including, background limits, picture-in-picture, notification channels and dots, adaptive icons, better keyboard navigation, better audio, camera app improvement and many more.

If all this excites you then you can follow this guide to update your Lenovo ZUK Z2 to latest Android 8.1.0 Oreo via custom ROM crDroid v4.5.

Warning! We at ShizHub produce tutorial to help out fellow Android users but all this guide are educational purpose only. You should try this guide at your own risk. Neither we nor the developer should be responsible if your Android device experience damage after following this tutorial. Also remember, this guide is only applicable for Lenovo ZUK Z2. Don’t try this guide in any other Android device. It may hard brick your device.

Prerequisite:

1. Although this method doesn't wipe your data but we still recommend you to back up it. You may follow our Android backup guide.

2. Make sure your device have at least 30% battery power.

3. You already have USB Driver installed for Lenovo ZUK Z2 in your PC. Windows OS usually download and install USB driver automatically when you connect your device first time. You can always manually download USB driver from our latest USB driver download page.

4. Make sure USB Debugging is enabled otherwise you won’t able to transfer file between PC and mobile. You can follow our USB Debugging enable guide.

5. You have TWRP Recovery 3.0 or higher installed. You can follow our guide: How To Unlock Lenovo ZUK Z2 & Install TWRP Recovery 3.2.3-0 - Easy Tutorial

If you did everything that we mentioned above then you are ready to follow step-by-step guide on how to install Android 8.1.0 Oreo based crDroid v4.5 ROM on Lenovo ZUK Z2.

File Required(Download by clicking on it)

1. crDroid v4.5 For Lenovo ZUK Z2 [Filename: crDroidAndroid-8.1-20180726-z2_plus-v4.5.zip]
2. Gapps [Filename: open_gapps-arm64-8.1-micro-20180923.zip]

How to Update Lenovo ZUK Z2 to latest Android 8.1.0 Oreo with crDroid v4.5 ROM

Step 1: Copy downloaded zip files to your device memory.

Step 2: Boot into recovery mode. To boot into recovery first turn off your Lenovo ZUK Z2 and then press and hold Volume Down, Volume Up and Power button together. You can also boot into recovery without key combination.

Step 3: Create a Backup using TWRP Backup Option.

Step 4: Perform a Factory Reset (this will delete all apps and their settings and game progress). To do this, Tap on Wipe, then at the bottom of the screen do a Swipe on the ‘Swipe to factory reset‘ option.

Step 5: Finally, its time to flash the ROM file. Tap on Install, then browse to the location where you saved the files and tap on the crDroid v4.5 zip file. Then tap on Add More Zips, and add Gapps zip. Now at the bottom of the screen, do a swipe on the Swipe to confirm flash option to begin flashing.

Step 6: When the installation is completed, go back to the main recovery menu and tap on Reboot and then, tap on System to reboot your Lenovo ZUK Z2 and boot up into Android 8.1.0 Oreo ROM crDroid v4.5. The first boot will take some time.

Returning to Previous ROM: To go back to your previous ROM, boot into recovery, select Backup then through Restore option, restore your previous ROM by selecting it from the list.

That's it! You now have latest Android 8.1.0 Oreo based custom ROM crDroid v4.5 installed on your Lenovo ZUK Z2. You can root this ROM by following this guide: How to root Lenovo ZUK Z2 - Simple Safe Rooting Guide

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