第一步：使用Document，进入/root/User/demo/.desktop目录，找到shortcuts.json文件。如果该文件被误删了，直接新建一个shortcuts.json同名的文件。
第二步：打开该文件，删除里面的所有内容。
第三步：复制下面的shortcuts.json原始内容，粘贴到第二步打开的文件中。
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第四部：保存shortcuts.json文件。
提示：你也可以到进入到下面下载该文件。如果不小心全部删除了桌面图标可以通过，ip地址:8080端口访问文件管理器
