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Why are we required to install Virtualbox guest additions on Ubuntu virtual machines? When you install the Ubuntu operating system on a Virtualbox, you cannot change the screen resolution or display.
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The Virtualbox guest additions offer various key features in which mouse integration, shared folders, better display or screen resolution, seamless windows shared clipboard, generic host/guest communication channels, automated logins, and time synchronization are included. In addition, Virtualbox guest addition also improves the performance and usability of your operating system. They need to install inside the Ubuntu virtual machine to change the better screen resolution and mouse integration.
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VirtualBox Guest Additions is a set of different device drivers and software application packages that are usually exported with the Oracle Virtualbox tool.
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