Desktop Icons for iPhone and Android

[dacracot]

Some like this?

<link rel="icon" sizes="192x192" href="https://www.latlong.net/icon.png">
<link rel="apple-touch-icon" href="https://www.latlong.net/apple-touch-icon-152x152.png" sizes="152x152">

[dacracot]

Create icons with...

https://realfavicongenerator.net

[dacracot]

Meta elements and such...

https://developer.apple.com/library/archive/documentation/AppleApplications/Reference/SafariWebContent/ConfiguringWebApplications/ConfiguringWebApplications.html

[dacracot]

Working on iOS. I've no Android device to test with.

[dacracot]

Could someone with an Android device test this and report you findings, please?