How to Make Ubuntu Full-screen on VirtualBox in Windows 10/11

In our previous post, I have shown you how to install Ubuntu Linux on Windows 10 via VirtualBox virtual machine. However, you can’t view it in full-screen mode. Don’t worry! However, as it is possible for you to increase the screen resolution of the guest OS user interface as well as run a guest OS in the full-screen mode. In this guide, you will definitely learn how to use Ubuntu Linux in a full-screen mode on VirtualBox in Windows 10/11.

Meanwhile, Once the guest operating system (OS) has been installed on VirtualBox, the guest OS interface will be presented in windowed mode by default. In comparison, the size of the window is typically not big, and the resolution of the guest OS user interface is the same if you maximize or resize the size of the window. Working with a low-resolution guest OS is not convenient in the majority of situations.

Ubuntu Linux

Apart from installing VirtualBox, you also need to download the Ubuntu Linux ISO file. From the Microsoft website. You can download it straight to your internal hard drive. So, without further delay, here’s how to make Ubuntu Linux in full-screen mode on VirtualBox (Windows 10/11):

How to Make Ubuntu Full-screen on VirtualBox via Command in Terminal App

Step 1. Open VirtualBox and click on the Start button to power on Ubuntu.

Step 2. When you are on the home screen of Ubuntu, click the app tray icon.

app tray

Step 3. Now, in the bar, search for Terminal and open it.

Terminal

Step 4. In the Terminal windows, type the below command and press Enter.

sudo apt install build-essential dkms linux-headers-$(uname -r)

Step 5. Enter your Ubuntu’s password and press the Enter button.

Step 6. Press Y to continue.

Step 7. Now, wait for a while, once it’s done, close the Terminal windows.

Step 8. Click on the Devices tab on your VirtualBox and select Insert Guest Additions CD Image…

Insert Guest Additions CD Image…

Step 9. On the following screen, click Run.

Run

Step 10. Enter your Ubuntu’s password and click Authenticate. Wait for a while until it installs VirtualBox Guest Additions Installations.

Step 11. Once it’s done, press the Return or Enter key to close the Terminal window.

Step 12. Now, simply turn off or Restart the Ubuntu Linux on VirtualBox.

Step 13. At last, you have successfully made Ubuntu Full-screen on VirtualBox in Windows 10/11.

That’s it, This was a quick tutorial to make Ubuntu full-screen on VirtualBox in Windows 10/11. All you need to is run a simple command in The Terminal windows and install VirtualBox Guest Additions.

Related Post:

• How to Install Ubuntu on VirtualBox in Windows 10

• Installing Kali Linux on VirtualBox