How to make a distro be fullscreen on VirtualBox?

I’m running Debian as host and I fail to get Debian, Ubuntu, and Fedora guests to be fullscreen. Changing video memory didn’t help.

NOTES:

  • I haven’t tried any other distro
  • I didn’t create WinXP guest myself
Asked By: tshepang

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There are a few things that need to be in place. You need to have guest additions installed on the guest OS. You have to have “guest display auto-resize” feature enabled (Host+g toggles this), and then you have to actually activate full-screen mode (Host+f toggles this).

Specifically, on the Debian/Ubuntu guest, run the following (as root):

apt-get install virtualbox-ose-guest-x11
Answered By: Shawn J. Goff
sudo -i
sh /media/cdrom/VBoxLinuxAdditions.run uninstall

reboot‍

sudo -i
sh /media/cdrom/VBoxLinuxAdditions.run
Answered By: sleepy
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