There you will find the “ CD Drive (D): VirtualBox Guest Additions.” Double-click to open it.ģ] When you open it, you will see three applications. Read: VirtualBox Failed to open a session for the virtual machine.Ģ] Now, open the File Explorer in the Virtual Machine and go to This PC. Follow the below-listed steps to install it.ġ] After starting the Virtual Machine (installed OS) in VirtualBox, go to “ Devices > Insert Guest Additions CD image.” To make VirtualBox VM full screen in Windows 10, you have to install VirtualBox Guest Additions on the Virtual Machine. How to make VirtualBox VM full screen in Windows 11/10 If you use this mode directly, you will get the Virtual Machine in the middle screen with black boundaries as shown in the below screenshot. But before using this feature, you have to apply some settings to the VirtualBox. The Full-screen mode option available in the View menu. Even if you maximize the Virtual Machine, you will not be able to access it in full-screen mode. By default, VirtualBox displays the installed operating system in a window mode.

In this post, we will show you how to make the VirtualBox VM full screen in Windows 11/10. If you have installed an operating system on VirtualBox, you might have faced an issue where the VirtualBox screen is too small.

Virtualbox tools windows 10