The shared folder option enables you to mount directories from the host machine to the guest VM. Enable Shared Clipboard and Drag n Drop Enable Shared Folder in VirtualBox I always prefer setting it to bidirectional. There are different options on how to set both the features. To enable both the feature go to “ Machine ⇒ Settings ⇒ General ⇒ Advanced”. You can also drag any files from the host machine to the guest machine through the drag and drop feature. You can use a shared clipboard between your Host OS and Guest OS by enabling the shared clipboard feature. Enable Mouse Integration in VirtualBox Enable Shared Clipboard and Drag/Drop in VirtualBox To disable it press the same option again. Go to Input and Press Mouse Integration to enable it.

Guest additions support mouse point integration which allows you to use mouse between VM and Host machine without pressing any keys. To bring the mouse back to the host os you need to press the CTRL key that will release the mouse from VM. Normally when you click inside the VM machine your mouse will be united with VM. You can see from the below image the option is grayed out. Mouse point integration will only be supported once the Guest addition is installed. You never need to explicitly set the display resolution. Now when you reboot the machine the first thing you will notice is your display resolution is automatically adjusted according to the size of the screen. VirtualBox Guest Additions: Running kernel modules will not be replaced until the system is restarted Reboot the VM machine to make the changes to be effective. Once you press “ Insert Guest Additions CD image” automatically Installer will start running. In case if we run any Linux OS with a Desktop version the installation will be automatically taken care of.

Type the following command to mount the Guest addition and run the installer. Go to “ Devices ⇒ Insert Guest Additions CD Image ⇒ Run”. To install guest additions you need a guest OS machine running. Guest additions come with the VirtualBox package so you don’t need to download it separately.

Better time synchronization between Host and Guest Operating systems.

Shared Clipboard between Host and Guest Operating system.

Shared folder support between Host and Guest operating system.

Guest additions are drivers and software applications that enable some of the features in VirtualBox which is not enabled by default. In this article, you will learn how to install guest additions in VirtualBox.

In the previous article, we have seen how to install Centos 7 Minimal on VirtualBox.

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