/xxx/folder1，/xxx/folder2为已有的照片、视频所在的文件夹；您可以根据实际情况添加多个需要映射的目录 The Interface provides a means of comparing Secret Chat keys for users who tend not to have faith in the server. Visualizations of the key are offered in the shape of identicons (instance right here). By comparing key visualizations people can be certain no MITM attack had taken put. https://www.mtpoto.com/