If you can't change Windows 11 resolution in a VirtualBox VM, ensure you have Guest Addition installed, and other settings ...

There's no need for Guest Additions to copy text between host and guest machines in VirtualBox. To enable copying and pasting ...

If VirtualBox is not detecting the Graphics card, execute the solutions given below. Enable 3D Acceleration and increase VRAM Install the correct display driver in the Guest OS Allocate more system ...

Does anyone know offhand how to remove the guest additions for VirtualBox 3.1 in Ubuntu 9.10? These are the additions that provide mouse integration and X drivers for automatic window resizing.