from root or sudo:
nano /etc/default/grub
find the row with GRUB_CMDLINE_LINUX_DEFAULT
and complete with:
“quiet video=hyperv_fb:1920×1080”
or the resolution you want; save and exit
update-grub
reboot the vm
from root or sudo:
nano /etc/default/grub
find the row with GRUB_CMDLINE_LINUX_DEFAULT
and complete with:
“quiet video=hyperv_fb:1920×1080”
or the resolution you want; save and exit
update-grub
reboot the vm