The -d flag allows downgrading, which is often needed.
| Solution | Pros | Cons | |----------|------|------| | | Official, signed by Google | Larger download (>100 MB), includes multiple apps | | Play Store auto-update | Safest, automatic | May not work if system partition is full | | MicroG | Open source, lightweight | Some apps fail (requires signature spoofing) | The -d flag allows downgrading, which is often needed