VirtualBox: Install guest extension under Windows
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This guide shows you how to install the guest extension in Windows in VirtualBox.
VirtualBox: How to install the guest extension
With the guest extension you expand the cooperation between host and guest systems. To install it, follow the steps below.
- Start the virtual operating system and click on "Devices" in the menu at the top of the screen.
- Download the ISO file "VBoxGuestAdditions_x.xxiso" from the folder for the latest version from the VirtualBox website.
- Under "Devices", click on "CD / DVD drives" and "Select file for virtual CD / DVD medium".
- Open the Explorer with the key combination [Windows key] + [E] and right-click on the CD drive in which the guest extension is located. Select "Install or run the program".
- Follow the instructions of the installation wizard.
- Then restart the VirtualBox.
- After the restart, the guest extension provides you with numerous new functions. For example, you can adjust the screen resolution and expand the interaction between the guest and host systems. The options for this can also be found under "Devices".
In the next practical tip we will show you how you can use USB devices in VirtualBox.