第一次知道微信还有这功能！

Core Viewpoint - The article discusses a newly highlighted feature of WeChat Pay that allows users to receive reminders about lost items from merchants, which has sparked significant online discussion and interest among users [1][4]. Group 1: WeChat Pay Lost Item Reminder Feature - Users have recently discovered that WeChat Pay has a hidden feature that sends reminders about lost items after transactions at certain merchants [1]. - Some users were already aware of this feature, while others expressed surprise at its existence [4]. - Tencent's customer service indicated that this feature is only supported by select merchants, and personal information is not visible to merchants; only transaction details are shared [6]. Group 2: Other WeChat Features - WeChat offers various practical features that users may not be aware of, such as editing Excel documents directly from images received on mobile devices [7][9]. - Users can create personal chat groups to organize files better, which can be done by initiating a group chat with a unique four-digit code [11][13]. - The "File Transfer Assistant" can be used for searching specific content by entering a "" followed by the search term [14]. - Users can now withdraw all messages sent in a single action, enhancing message management [15]. - In group chats, users can selectively receive important notifications even when "Do Not Disturb" mode is activated [17].