Resize HEIC Images to 256×256 (App Icon (Medium))

Medium app icon size for Windows desktop icons, browser extension icons, and system UI elements. When preparing HEIC images for 256×256 display, proper compression is essential — optimized files load faster, look sharper, and use less bandwidth. Use ImageSmith to compress your HEIC images to the ideal file size for 256×256 display: Windows icons, browser extension icons, system icons, app icons.