gnome-shell-extension-desktop-icons-ng is already installed in Ubuntu 24.04
Code:
corrado@corrado-n2-nn-0412:~$ apt policy gnome-shell-extension-desktop-icons-ng
gnome-shell-extension-desktop-icons-ng:
Installed: 46+really47.0.9-1
Candidate: 46+really47.0.9-1
Version table:
*** 46+really47.0.9-1 500
500 http://archive.ubuntu.com/ubuntu noble/main amd64 Packages
500 http://archive.ubuntu.com/ubuntu noble/main i386 Packages
100 /var/lib/dpkg/status
corrado@corrado-n2-nn-0412:~$