Lets you edit the properties of each link in the current document, including the path to the source file. This command is not available if the current document does not contain links to other files.
您可以编辑当前文档中每个链接的属性，包括指向源文件的路径。如果当前文档中不含有指向其他文件的链接，则无法使用此命令。