微信“隐藏功能”曝光！网友：这么多年白用了

Group 1 - The topic "WeChat Pay Lost Reminder" has recently gained popularity on social media platforms [2] - Users have discovered several practical features of WeChat that they previously overlooked, leading to expressions of regret for not knowing them sooner [3] - One feature allows users to modify Excel documents directly from images received via WeChat, enhancing mobile productivity [4][5] Group 2 - Users can create single-person chat groups in WeChat to better organize files, which can serve as personal "folders" [9][10] - The "万能" feature allows users to search for specific content within their conversations by using a hashtag [12][13] - A new function in WeChat Pay enables merchants to notify customers about lost items at locations where they have previously made purchases [15][16]