System-arm64-ab.img.xz Android 12 <2025>

If the device supports standard fastboot flashing:

sudo umount /mnt/system

For Android 12, Google provides official GSIs to help developers and power users test Android on Treble-compatible devices without waiting for OEM updates. system-arm64-ab.img.xz android 12

: A high-ratio compression format used to reduce the file size for downloading. Key Purpose and Use Cases If the device supports standard fastboot flashing: sudo