How to install Ground Zero Gzosp 8.0 Oreo On Huawei P9

Download/Install Ground Zero Gzosp 8.0 Oreo On Huawei P9 (Android 8.0 Oreo Custom ROM) | Codename: eva:  Lineage OS, Resurrection Remix, Viper OS, CyanogenMod. These are few of the popular names which any casual Android user must have heard if they know about rooting. This post is for all the viewers who have a keen interest in custom ROMs. Today, in this post, we will be sharing information on Ground Zero Gzosp 8.0 Oreo and how you can easily download and install it on your Huawei P9. This custom ROM is based on the source code of Android 8.0 Oreo and it comes with some really amazing additional features apart from the ones already present in the Oreo firmware.

Huawei P9 is a highly popular brand when it comes to electronic gadgets. It has repeatedly released some amazing smartphones which have helped them reach the top layer of smartphone manufacturers. Huawei P9 comes with a 5.2-inch display screen with full HD resolution of 1920x1080p, a powerful HiSilicon Kirin 955 Octa Core processor, Mali T880 MP4 GPU, 3 or 4 GB RAM, 32 or 64 GB ROM storage capacity, and a non-removable 3000mAh Li-Ion battery. It runs on Android 6.0 Marshmallow OS (upgradable to Android 7.0 Oreo), and its other features include a dual 12.0 MP primary camera, an 8.0 MP secondary camera, USB Type-C, Wi-Fi, Bluetooth v4.2, fast charging, and more.

If you happen to be a Huawei P9 user who is looking for a guide to help you install a custom ROM, then this is the destination for you. Here, we will be sharing with you all the basic details regarding custom ROMs, Ground Zero Gzosp 8.0, its advantages, and more. Once the details are over with, we will be sharing a step-by-step instruction manual to help you install this custom ROM.

Android is the most used and popular mobile operating system in the world. There are more thousands and thousands of manufacturers which are making Android devices. The popularity of Android OS is because of the freedom of customization it offers. Unlike iOS, everything on an Android device (software related) can easily be modified to match users taste.
Android users can root their device easily and can install TWRP or any other recovery. The rooting process on Android is easier compared to iOS. Once custom recovery is installed, users can flash Custom ROMs which are modified Android Operating systems developed by an Android developer or a group of developers.

There are tons of things which users can do after rooting their device like flashing Custom ROMs, kernels and Mods. Most of the Custom ROMs are feature rich. They provide loads of customization options compared to the Stock ROM. Some of the Custom ROMs are well optimized for battery and performance. So, users are always in search for good custom ROMs for their Android smartphones.

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What is Custom ROMs On Android?

Custom ROMs are based on Official Android source codes which are customized or developed by developers or a community of developers. Custom ROMs come with loads of extra customizations which makes them unique and popular among the android lovers. Remember, Custom ROMs are not provided by Google or other mobile vendors but are developed and maintained by the community and its contributors.

Some example: Lineage OS (Previously known as CyanogenMod), Paranoid Android etc.

Benefits Of Custom ROMs

1) Vanilla Android (Pixel Style)

Most Of the AOSP Based Custom ROMs are bloatware free and have very close to the stock look and feel which makes them super snappy. These ROMs are very optimized for battery and performance.

2) Root Access

Most of the Custom ROMs are pre-rooted. The process of gaining full admin control of the Android device is called Rooting On Android. It’s similar to running programs as administrators in Windows.

After rooting your device you can install different MODs, kernel, ROMs on your device. You can install latest Android updates (like the Android 8.0 Oreo) On old device by installing third party ROMs like Lineage Os 14.1 or 15.You can overclock the CPU and GPU of your device to get the best performance. You can hibernate any app you want. You can underclock the CPU to get better battery life.

For more information about Android rooting, check out our detailed post here > What Is Rooting Android Phone? Advantages And Disadvantages
3) Regular Updates

Most of the Android smartphone manufacturer provides 2-year software support and after that, the devices won’t get any official update. In that case, users have to fully depend on Custom ROMs to test the latest Android on their devices.

Most of the developers of the Custom ROMs provide a 4)regular update which is one of the best things about Custom ROMs.

4) Customization

Android is famous for Customization and Custom ROMs take this to another level. Unlike Stock vanilla android Custom ROMs come with various customization options. We are sharing few of them below

  • Users can enable or disable navigation bar
  • Users can customize navigation bar and Status bar icons
  • Some Custom ROMs come with different MODs
  • Some Custom ROMs come with Custom Kernels which allow users to Overclock or underclock the CPU and GPU.
  • Some Custom ROMs come with support for Third party themes
5) Battery and Performance

Most Of the Custom ROMs are very close to stock vanilla android in look. The Custom ROMs are very optimized which results in better battery life and smooth performance.


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  • Make sure the bootloader on your device is unlocked and your device is rooted and you have a custom recovery installed.
How To Unlock Bootloader Of Any Android Using Fastboot
  • Make sure your device has more than 50% battery.
  • Make sure you have taken a backup of your important data. Now proceed To Install Ground Zero Gzosp 8.0 Oreo On Huawei P9.

Disclaimer is not responsible for any damage happened to your device(s) while following this guide, proceed at your own risk.

Download Ground Zero Gzosp 8.0 Oreo For Huawei P9

Steps To Install Ground Zero Gzosp 8.0 Oreo On Huawei P9 | Android 8.0 Oreo Update

Install Ground Zero Gzosp 8.0 Oreo On Huawei P9 (Android Oreo 8.0)

  • Make sure your device is rooted and have the latest TWRP recovery installed. (Check the Pre-Requirement Section Above)
  • First, download the files from the above link.
  • Now transfer the downloaded files to the internal storage of your device.
  • Now reboot to the TWRP recovery by holding your Armor and volume down buttons together for a few seconds.
  • Take a backup by selecting the option from the home screen and then your data and cache from the recovery menu.
How To Create & Restore Nandroid Backup On Android Devices
  • Now select install and then browse for the downloaded ROM file and then select it.Next flash the Gapps file and then Magisk (optional).
How To Install A Custom ROM Via Recovery On Any Android How To Flash GApps (Zip) via TWRP Recovery How To Install Magisk On Android Oreo To Gain Root
  • Once the flashing process is completed, reboot your phone and you will be booted into thelatest Android

If you have any doubts regarding this article, feel free to comment below.

Dibyashree Sharma
Dibyashree Sharma
Editorial Leader
Dibyashree Sharma graduated in Computer Science from NIT Rourkela. For the past eight years, she has been blogging about Android, which she is really passionate about. She has built a good reputation as a reliable source. Away from the digital sphere, Dibyashree enjoys playing tennis, a sport she is as passionate about as she is about technology.

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