:~$ sudo apt update && sudo apt upgrade -y && sudo -k
[sudo] password for dell:
Hit:1 http://dl.google.com/linux/chrome/deb stable InRelease
Hit:2 http://packages.microsoft.com/repos/vscode stable InRelease
Hit:3 http://kali.cs.nctu.edu.tw/kali kali-rolling InRelease
Ign:4 http://download.virtualbox.org/virtualbox/debian kali-rolling InRelease
Err:5 http://download.virtualbox.org/virtualbox/debian kali-rolling Release
404 Not Found [IP: 124.41.244.30 80]
Reading package lists... Done
E: The repository 'http://download.virtualbox.org/virtualbox/debian kali-rolling Release' does not have a Release file.
N: Updating from such a repository can't be done securely, and is therefore disabled by default.
N: See apt-secure(8) manpage for repository creation and user configuration details.
[sudo] password for dell:
Hit:1 http://dl.google.com/linux/chrome/deb stable InRelease
Hit:2 http://packages.microsoft.com/repos/vscode stable InRelease
Hit:3 http://kali.cs.nctu.edu.tw/kali kali-rolling InRelease
Ign:4 http://download.virtualbox.org/virtualbox/debian kali-rolling InRelease
Err:5 http://download.virtualbox.org/virtualbox/debian kali-rolling Release
404 Not Found [IP: 124.41.244.30 80]
Reading package lists... Done
E: The repository 'http://download.virtualbox.org/virtualbox/debian kali-rolling Release' does not have a Release file.
N: Updating from such a repository can't be done securely, and is therefore disabled by default.
N: See apt-secure(8) manpage for repository creation and user configuration details.