wx.invoke('previewFile')在微信上无法预览附件
相关问题
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你好，目前暂不支持
公众号不支持附件功能，目前最优解就是，文件上传“企业微信-微盘“，权限设置对外，复制链接或二维码，粘贴到公众号文章，用户阅读文章时，需要打开链接或识别二维码，才可以查看附件。（还有一种方法就是第三方的附件小程序，缺点就是不安全，且广告多）