Note:Main Menu bar is Hidden in Scaled Mode.You can access it by pressing Right ctrl + HomeĪfter installing virtualbox guest additions, included with your virtualbox, by choosing the menu option to Insert guest additions CD, and then double click on it once it appears on the desktop, to mount it. Like if you type Right ctrl + c, Virtual Machine window will now switch to Scaled Mode Now, you can type those keyword and switch between different display mode. Note- In my case, Host is my Right ctrl keyword(Host key is defined as Right ctrl ) Here, you will know about different display mode. $sudo apt install build-essential dkms linux-headers-$(uname -r) Here you can see your Host key combination.ģ.(Optional)If you're using some debain distro in Virtualbox type this command in the terminal of OS that you have installed in Virtualbox: Go to File -> Preference -> Input -> Virtual Machine. Go to File -> Preference -> Display and set the Maximum Guest Screen Size to Hint Width:1920 Height:1200Ģ.Have some knowledge about the Host Key.In my case, Right Ctrl is my Host key.To know yours Virtualbox host Key: Here i list all the possible steps you can follow that will help to resolve those resolution scaled problem(like zoom out display) and to switch full screen mode,scaled mode and adjusting window size. This will be the answer of all your Display resolution scaled related problem with Virtualbox.

Ubuntu for vbox