对应的文件目录结构
app.plist
<?xml version="1.0" encoding="UTF-8"?>
<!DOCTYPE plist PUBLIC "-//Apple//DTD PLIST 1.0//EN" "http://www.apple.com/DTDs/PropertyList-1.0.dtd">
<plist version="1.0">
<dict>
<key>items</key>
<array>
<dict>
<key>assets</key>
<array>
<dict>
<key>kind</key>
<string>software-package</string>
<key>url</key>
<string>https://xxxx.com/app/app.ipa</string>
</dict>
<dict>
<key>kind</key>
<string>display-image</string>
<key>needs-shine</key>
<true/>
<key>url</key>
<string>https://xxxx.com/app/57x57.png</string>
</dict>
<dict>
<key>kind</key>
<string>full-size-image</string>
<key>needs-shine</key>
<true/>
<key>url</key>
<string>https://xxxx.com/app/512x512.png</string>
</dict>
</array>
<key>metadata</key>
<dict>
<key>bundle-identifier</key>
<string>com.baidu.oa</string>
<key>bundle-version</key>
<string>1.0.0</string>
<key>kind</key>
<string>software</string>
<key>subtitle</key>
<string>OA</string>
<key>title</key>
<string>OA</string>
</dict>
</dict>
</array>
</dict>
</plist>
index.html
<!DOCTYPE html>
<html>
<head>
<meta charset="utf-8">
<meta name="viewport" content="width=device-width, initial-scale=1">
<meta charset="utf-8">
<meta name="viewport" content="width=device-width, initial-scale=1">
<link rel="stylesheet" href="https://cdn.staticfile.net/twitter-bootstrap/4.3.1/css/bootstrap.min.css">
<script src="https://cdn.staticfile.net/jquery/3.2.1/jquery.min.js"></script>
<script src="https://cdn.staticfile.net/popper.js/1.15.0/umd/popper.min.js"></script>
<script src="https://cdn.staticfile.net/twitter-bootstrap/4.3.1/js/bootstrap.min.js"></script>
<title>OA下载</title>
<style type="text/css">
.main{
margin: 100px auto;
text-align: center;
}
</style>
</head>
<body>
<div class="main">
<a class="btn btn-primary" href="itms-services://?action=download-manifest&url=https://xxxx.com/app/app.plist">立即安装</a>
</div>
</body>
</html>