场景
实际开发中经常会使用友盟集成第三方的应用跳转,实现分享,收藏的功能,按照友盟官方的开发文档依次下载了SDK,设置appkey,配置第三方平台的APPID和scheme等,看起来似乎没什么问题了,但是运行后缺提示”您的设备未安装微信”,但确实已经安装了:

应用需要在“Info.plist”中将要使用的URL Schemes列为白名单,才可正常检查其他应用是否安装。
所以在iOS9中需要使用 QQ/QQ空间/支付宝/微信SDK(分享、收藏、支付、登录等)时,需要在“Info.plist”:

里对应添加如下代码
<key>LSApplicationQueriesSchemes</key>
<array>
<string>wechat</string>
<string>weixin</string>
<string>sinaweibohd</string>
<string>sinaweibo</string>
<string>sinaweibosso</string>
<string>weibosdk</string>
<string>weibosdk2.5</string>
<string>mqqapi</string>
<string>mqq</string>
<string>mqqOpensdkSSoLogin</string>
<string>mqqconnect</string>
<string>mqqopensdkdataline</string>
<string>mqqopensdkgrouptribeshare</string>
<string>mqqopensdkfriend</string>
<string>mqqopensdkapi</string>
<string>mqqopensdkapiV2</string>
<string>mqqopensdkapiV3</string>
<string>mqzoneopensdk</string>
<string>wtloginmqq</string>
<string>wtloginmqq2</string>
<string>mqqwpa</string>
<string>mqzone</string>
<string>mqzonev2</string>
<string>mqzoneshare</string>
<string>wtloginqzone</string>
<string>mqzonewx</string>
<string>mqzoneopensdkapiV2</string>
<string>mqzoneopensdkapi19</string>
<string>mqzoneopensdkapi</string>
<string>mqzoneopensdk</string>
<string>alipay</string>
<string>alipayshare</string>
</array>