Download the LineageOS build and matching GApps (Google Apps) if you want the Play Store. 2. Enter Fastboot Mode Turn off the phone.
: Official Asus security updates and software support for the Zenfone 9 (which originally shipped with Android 12 and was updated to Android 14) are expected to conclude around mid-2026. Requirements for Custom ROMs
Download the Asus Unlock Device App from the official Asus support page for the Zenfone 9. Install the APK on your phone. asus zenfone 9 lineage os
Despite the hardware's suitability, the custom ROM scene for the Zenfone 9 is largely stalled. The primary obstacle is ASUS's decision to disable its official around August 2023.
The Zenfone 9 is a rare beast: a powerful, truly compact flagship. While ASUS ZenUI is relatively light, LineageOS takes it further: Bloatware-Free: Download the LineageOS build and matching GApps (Google
LineageOS is a free and open-source operating system for Android devices. It's a community-driven project that aims to provide a clean, stable, and feature-rich alternative to the stock Android experience. LineageOS is built on top of the Android Open Source Project (AOSP) and offers a wide range of customization options, security patches, and performance enhancements.
The 5.9-inch Super AMOLED display offers a 120Hz refresh rate, HDR10+ support, and impressive brightness of up to 1100 nits—perfect for vibrant media consumption and smooth scrolling. : Official Asus security updates and software support
You will not get Asus Camera automatically. You must sideload two APKs:
The Zenfone 9 carries the codename (a quirky naming convention by Asus). As of late 2023/early 2024, the device has achieved official support in the LineageOS roster.