In the virtual machine settings, look at the amount of video RAM you have.

The size of the guest OS user interface does not expand when you try to enlarge the VirtualBox VM window shortly after installing Windows 10 on a VirtualBox VM. As you may recall, VirtualBox is installed on the host OS, which runs on a real machine, and the guest OS, which runs on a virtual machine. In the Host Only mode, you may disconnect the internet connection or create a virtual network adapter for a VM to enable network communication only between the host and guest systems and prevent the Windows 10 guest from connecting to other networks, including the internet. Running Windows 10 as a virtual machine (VM) on VirtualBox is a smart choice if security is a concern. How to make VirtualBox VM full screen in Windows 11/10 Learn how to make VirtualBox full screen for Mac OS X and Windows guest OSs in today's blog article. But don't panic you may boost the screen resolution of the guest OS user interface and run it in full screen mode. Working in a guest OS with a low resolution is in most circumstances inconvenient. Furthermore, the size of the window is generally not large, and if the window's size is increased, the resolution of the guest OS user interface remains same. how DiskInternals software can help youīy default, when you install a guest operating system (OS) on VirtualBox, the guest OS's interface is shown in windowed mode.

how you can make VirtualBox full screen.

whether it is possible to increase screen resolution or not.

Virtualbox full screen linux