This could be causing the issue in Virtualbox. This could mean that a hypervisor could be active. In your Virtualbox virtual machine instance window check if there is a little turtle visible in the bottom right corner. If you are still facing the issue in Virtualbox then Hyper-V(Hypervisor) may be causing it. Try reopening your virtual machine after this. For this, you can download it from the official site. Ensure your ISO image is not corrupted.Change your graphics controller to VMSVGA from the display tab in the settings of the virtual machine.Try changing out your video memory to 128 MB from the display tab in the settings of the virtual machine.These may sometimes be causing the issue: If the above methods do not work then the next step is to try out the following common solutions to solve the Virtualbox issue. In order to do this, you should type “Turn windows features on or off” on the Windows search bar and open it. Additionally, also make sure that the windows hypervisor platform feature is turned off. If it is turned on then, next you should make sure that your computer has the virtual machine platform feature turned on. You should check the virtualization status here as shown below: Click the Performance tab and choose CPU.

In order to do this, you should type task manager on the Windows search bar and open it.

Ensure virtualization is enabled on your computer. And attempt multiple approaches to solve this issue in Virtualbox.Ĭommonly virtualization may be the cause of this issue. In this article, we are going to explore its multiple causes. There can be a lot of reasons why this is happening. Then once you restart the screen goes completely black with or without the ubuntu logo. Initially, the installation may run smoothly. When installing Ubuntu you may come across this issue in Virtualbox.

Download ubuntu on virtualbox