HyperV Ubunt resolution

1. From within the Ubuntu virtual machine, open Terminal
2. Type sudo vi /etc/default/grub
3. Find GRUB_CMDLINE_LINUX_DEFAULT="quiet splash"
4. Append that line with video=hyperv_fb:[specify resolution, e.g. 1024x768]
5. Here is what it might look like: GRUB_CMDLINE_LINUX_DEFAULT="quiet splash video=hyperv_fb:1024x768"
6. Save changes and exit
7. Run the following command: sudo update-grub
8. Restart the VM