Does a favicon have to be 32x32 or 16x16?
I'd like to use a single image as both a regular favicon and iPhone/iPad friendly favicon. Is this possible? Would an iPad-friendly 72x72 PNG scale if linked to as a regular browser favicon? Or do I have to use a separate 16x16 or 32x32 image? philippe_b For IE, Microsoft recommends 16x16, 32x32 and 48x48 packed in the favicon.ico file . For iOS, Apple recommends specific file names and resolutions , at most 180x180 for latest devices running iOS 8. Android Chrome primarily uses a manifest and also relies on the Apple touch icon. IE 10 on Windows 8.0 requires PNG pictures and a background