Raspberry Pi OS: How to install packages from one system on another system

 To reinstall packages from one instance of Raspberry Pi OS to another (for instance because you are upgrading):

Code:

dpkg --get-selections > pkgs.list
Copy file to new installation
dpkg --set-selections < pkgs.list
apt-get dselect-upgrade

Source: https://forums.raspberrypi.com/viewtopic.php?p=2110754&sid=fa176deb33007ae82766162b8cf35379#p2110754