// Disable Press and save the picture
{img -webkit-Touch - callout: none; pointer -events: none; // like a browser or micro-channel can not be disabled, you can add this line style }
// Disable long press to select text
{div -webkit-user- SELECT: none; -webkit-overflow-scrolling: Touch; // slide sticky, smooth }
// Disable Press exhaled menu
div { -webkit-touch-callout: none; }
Click the Restore Defaults button is grayed
<body ontouchstart>