Insert the commands in the file after these linesĪfter following these steps, switch your VirtualBox ubuntu VM into full screen mode either via the Machine > Switch to Fullscreen menu item or Host Key + F. To make the changes permanent, you need to edit the default file to insert the commands that we just executed. The Modeline output from the cvt command should be passed as a parameter to the xandr command as shown here: Ive tried powering off the machine and starting it again, Ive also restarted Windows,but nothing changes. Here's a summary of the steps creating a new resolution of 1366x768: Today I tried to open Ubuntu again, but after the loading screen (the purple one where I can see the name and version on Ubuntu and the loading thing), instead of seeing the Desktop page on Ubuntu, I only see a completely blue screen. You'll replace all references to VGA1 in the commands to VBOX0. Execute the xrandr command to get the name of your display which is used as a parameter in several of the commands. I found a very good description of the steps on the ubuntu geek site. My first step was to setup the modes for the System > Preferences > Monitors tool. What follows are the instructions using xrandr but the steps above worked for me under Ubuntu 10.10. $VBoxManage controlvm winbox setvideomodehint 1920 1200 24 If you still can't get the resolution you want, try the following: Do this in the VB Manager under Settings > Display. If you're running in a very high resolution, like 1920x1200, you must also configure the VirtualBox Guest to give it 128Mb of display memory. when the VM is off, go to the VM settings and make sure to have in the Screen section the video memory at maximum (usually 128Mb) moreover the 2D and 3D. $ sudo apt-get install build-essential linux-headers-$(uname -r) I'm trying out ubuntu on my Windows 7 laptop under VirtualBox and I'd like to switch to full screen mode on my Toshiba laptop which is 1366x768 and on my desktop system which is 1920x1200.īefore you start this process, you must have the VirtualBox Guest Additions installed.
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