Mac下Vitual Box安裝Ubuntu問題

Mac下VirtualBox安裝Ubuntu出現問題：

The system is running in low-graphic mode

Your screen, graphics card and input devices settings could not be detected correctly. You will configure these yourself.

同時按住control + alt + F1 進入命令行界面

解決方法：

01.## sudo apt-get update 

02.## sudo apt-get install virtualbox-guest-dkms 

03.## reboot

開機按住shift鍵