https://blog.csdn.net/dsdsds111/article/details/86713155?utm_medium=distribute.pc_relevant.none-task-blog-BlogCommendFromBaidu-2.control&depth_1-utm_source=distribute.pc_relevant.none-task-blog-BlogCommendFromBaidu-2.control
在页面head中添加link
<link rel="shortcut icon" href="图标地址" type="image/x-icon">
- 1
ps：这种方法中，图标地址可在线，也可是本地的
例：
<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8">
<link rel="shortcut icon" href="http://www.runoob.com/images/tryitimg.gif" type="image/x-icon">
<title>这是一个带图片的标签</title>
</head>
<body>
...
...
...
</body>
</html>