Page 130 - HTML5

You can set up your web app or website to have an application shortcut icon added to a device's
homescreen, and have the app launch in full-screen "app mode" using Chrome for Android’s "Add to
homescreen" menu item.

Below meta tag(s) will open web app in full-screen mode (without address bar).
Android Chrome

<meta name="mobile-web-app-capable" content="yes">

IOS

<meta name="apple-mobile-web-app-capable" content="yes">

You can also set color for status bar and address bar in meta tag.
Android Chrome

<meta name="theme-color" content="black">

IOS

<meta name="apple-mobile-web-app-status-bar-style" content="black">

Read Meta Information online: https://riptutorial.com/html/topic/1264/meta-information

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