icon-192x192.png is a standard image asset used primarily in web development as a home screen icon
file. This allows browsers to understand how to display the site as a standalone application. Browser Favicon icon-192x192.png
Since 2021, Google has enforced for new PWAs to pass the "Installability criteria" in Lighthouse. A maskable icon looks like a circle, squircle, or rounded square depending on the OS theme. icon-192x192
: Modern OSs often clip icons into circles or rounded squares. Using a "maskable" 192x192 icon ensures your logo doesn't get awkwardly cut off. Best Practices for Creation icon-192x192.png