To install virtual machines on a computer, we can use many different software such as VMWare, Hyper-V or VirtualBox. VirtualBox is software for creating virtual machines that can run multiple platforms, installing various operating systems such as Windows, Linux, and Mac OSX. Virtual machines can run in parallel with the real computer, with different operating systems.

However, many people after installing the virtual machine with VirtualBox have a mouse and keyboard error that cannot be used. This error usually occurs when installing macOS or Lunix. So how to fix keyboard and mouse errors when installing virtual machines with VirtualBox?

How to fix mouse error and VirtualBox virtual keyboard

Step 1:

First, click on the link below to install VirtualBox extension.

  • http://www.oracle.com/technetwork/server-storage/virtualbox/downloads/index.html

Go to Oracle VM VirtualBox Extension Pack and then click on the file to download it to your computer.

Download the extension

Step 2:

You open the VirtualBox virtual machine and then click File and choose Preferences , or you can press Ctrl + G.

Click on File

Step 3:

New interface appears and click on Extension tab and then click on Add button in the right corner of the screen to add new extension to download to the computer.

Add Extension

Find the folder containing the extension package to download to your computer and click Open to add it to VirtualBox.

Install the extension

Step 4:

Click the Install button to proceed to install this extension.

Click the Install button

In the installation terms interface, click on I agree to agree to the installation terms, and the utility package will be installed shortly thereafter.

Terms of utility installation

Step 5:

Right-click on the virtual machine having trouble with the mouse and keyboard, select Settings and then go to the USB section at the list on the left of the interface. Look to the right, select USB 3.0 (xHCI) Controller and click OK.

Fix mouse and keyboard errors

Above is how to fix keyboard and mouse errors when installing virtual machines with VirtualBox. We will install the VirtualBox extension package and then select the virtual machine with the above error to fix the error.

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I wish you all success!