HOW TO MAKE KALI LINUX FULL SCREEN IN VIRTUALBOX

I have fresh installed kali linux but i m not able to full screen installed virtual box. we dont have repo in etc/apt/source.list so we need to add this repo. apt-get update. search the Linux-header package. successfully install linux-header package. successfully installed Linux-image package. I created this video with the YouTube Video Editor (🤍🤍youtube.com/editor)