After installation, eject the volume (right-click → Eject) and delete .dmg file.
codesign -dv --verbose=4 /Volumes/Silver/Silver.app silver v6.2.dmg
| Software | Best For | DMG Size | Price | | :--- | :--- | :--- | :--- | | | All-in-one system optimization | ~80 MB | Paid subscription | | Onyx | Advanced system maintenance | ~6 MB | Free | | DaisyDisk | Visual disk space analysis | ~12 MB | One-time purchase | | AppCleaner | Thorough app uninstallation | ~5 MB | Free | | GrandPerspective | Duplicate file visualization | ~2 MB | Free | After installation, eject the volume (right-click → Eject)