392 bytes added
, 09:16, 20 January 2020
<syntaxhighlight lang="bash">
sudo vim /etc/default/grub
</syntaxhighlight><syntaxhighlight lang="text">
GRUB_GFXMODE=640x480
GRUB_GFXPAYLOAD_LINUX=keep
</syntaxhighlight><syntaxhighlight lang="bash">
sudo update-grub
sudo reboot
</syntaxhighlight>
=== To check available resolutions VitualBox ===
In the grub menu press: c
run:<syntaxhighlight lang="bash">
vbeinfo
</syntaxhighlight><br />