: Always use PNG to support transparency and maintain high quality without compression artifacts.
While favicons historically were tiny (16x16 or 32x32), the 192x192 pixel size is the standard baseline for mobile devices. It is high-resolution enough to look crisp on most Android and iOS devices without carrying a massive file weight. Chrome, for instance, requires at least a 192x192 icon to trigger the "Add to Home Screen" install prompt. Implementing icon-192x192.png in a PWA icon-192x192.png
: It is the primary size used for the splash screen and home screen icon on Android devices. : Always use PNG to support transparency and