插入插件iso，虛擬機菜單欄=》devices=》install guest addtions cd p_w_picpath...
掛載插件iso， mount /dev/cdrom /mnt/temp
進入/mnt/temp 安裝VitruBox......sh
如安裝失敗，可能需要先安裝如下包
yum install kernel-headers
yum install kernel-devel
yum install gcc make
取消掛載點umount -a
查看是否取消成功df -h