Are you trying to this update on a specific device, or A/B (seamless) system updates - Android Open Source Project
Modern "Virtual A/B" updates (common in Android 11+) use compressed snapshots. Instead of needing double the physical storage, the AB-GOTA.zip package only writes the differences (diffs) to the storage, significantly reducing the disk space required for the update. AB-GOTA.zip
The system maintains two separate partitions (A and B). While you are using partition A, the AB-GOTA.zip file installs the new update to partition B in the background. You only experience a brief restart to switch to the new version. Are you trying to this update on a
If the update in partition B fails to boot or is buggy, the system automatically reverts to partition A. This prevents the device from becoming "bricked" during a failed update process. While you are using partition A, the AB-GOTA
The most interesting feature regarding this file format is its capability:
Are you trying to this update on a specific device, or A/B (seamless) system updates - Android Open Source Project
Modern "Virtual A/B" updates (common in Android 11+) use compressed snapshots. Instead of needing double the physical storage, the AB-GOTA.zip package only writes the differences (diffs) to the storage, significantly reducing the disk space required for the update.
The system maintains two separate partitions (A and B). While you are using partition A, the AB-GOTA.zip file installs the new update to partition B in the background. You only experience a brief restart to switch to the new version.
If the update in partition B fails to boot or is buggy, the system automatically reverts to partition A. This prevents the device from becoming "bricked" during a failed update process.
The most interesting feature regarding this file format is its capability:
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