

You can also enter the exact size in GBs in the field next to the slider.Īs soon as you apply the changes, the VirtualBox disk will be resized according to the settings.

If it is in a saved state, resume the VM and shut down the OS. Important Note: Before following the steps, make sure the virtual machine is turned off.

In this quick guide, let me show you the steps to extend the VirtualBox disk size. All you have to do is use the Resize option in the VDI properties. After installing the guest OS, if the initial disk space is not enough, you can resize the virtual disk in VirtualBox.
