facebook messenger not working today

如何在网站上嵌入facebookmessenger

请问一下这是什么原因

如何个性化facebookmessenger的聊天

图片描述

这个怎么用?求解释

Tips:Do Not Provide
Personal Loans: Go Easy On Your Finances
Finance, Finance, Finance, Foreign Exchange, Stocks, Currency Circle, Venture Capital, Bitcoin, ICO...