How to change screen resolution in VirtualBox Windows 11 VM

Hey guy&R4GE VipeRzZ here and today I&going to show you how you can change the screen resolution of Windows 11, when running it as a virtual machine with VirtualBox. This will fix the issue of screen resolution been greyed out in Windows 11 when running in VirtualBox. To do this we will need to install the VirtualBox guest additions so that VirtualBox can change the screen resoultion of Windows 11.