Recently I created a Ubuntu desktop virtual machine in the Hyper-V platform. After login to the desktop realises that the screen resolution is not correct. I tried to change VM to full-screen mode but it opens in partial screen. When I checked the resolution under the settings found below:
This how-to guide will help you to change the screen resolution of an Ubuntu VM in Hiper-V. This also allows you to run Ubuntu VM in full-screen mode in Hiper-V.
Changing Screen Resolution in Hyper-V Ubuntu VM
Follow the instructions to change the screen resolution of an Ubuntu VM in Hyper-V:
- Login to your system as a sudo or root account.
- Open a shell and edit /etc/default/groub configuration file in a text editor
sudo vim /etc/default/grub
Update the value of GRUB_CMDLINE_LINUX_DEFAULT variable as below:
GRUB_CMDLINE_LINUX_DEFAULT="quiet splash video=hyperv_fb:1366x768"
Here 1366×768 is the screen resolution of the host machine. You need to change this value as per your host machine resolution
- Now run the following command to update the grub configuration.
- Also install the linux-image-extra-virtual package that provides the extra drivers which is not included in base kernel.
sudo apt install linux-image-extra-virtual
- Reboot your system and test
Once the system is rebooted, log in to the Ubuntu desktop and change to full screen. You will see the Ubuntu desktop open in full screen.
Now, check the updated screen resolution of Ubuntu running on the Hyper-V platform.
This tutorial helped you to change the screen resolution of an Ubuntu VM running on the Hyper-V platform.
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