How to change window resolution on VirtualBox

After fresh install of guest OSs (Ubuntu, Mint linux and etc….), window resolution set by maximum 800×600.

Here is how to change that.

1. “Install Guest Additions”

Click “Install Guest Additions” on top of menu under Device tap

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2. You can see below icon on your backgroud

 

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3.Click right button of mouse and choose “Open With Autorun Prompt”

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4. Click Run to complete installation

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5. Once the installation is done, recompile the guest kernel modules by using the following command:

Linux_Server# /etc/init.d/vboxadd setup

 

6. Reboot your guest OS.

 

7. Now you should be able to adjust window resolution size.

 

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