For Project Treble-compatible devices, Google provides Android 12 GSI ZIPs:
Google provides factory images and OTA ZIPs for all supported Pixel devices (Pixel 3 and newer for Android 12).
Android 12 remains a popular choice for users seeking a stable and feature-rich operating system. Whether you are looking for the official Android 12 factory images for a Google Pixel or a Generic System Image (GSI) for other devices, downloading the correct is the first step toward a successful installation. Where to Download the Official Android 12 Zip File
Many devices allow you to install a zip file directly from the settings menu.
