Debian 11.0 bullseye
Make sure virtualization is enabled in PC bios
Install software managers open Terminal and enter each line one by one hit enter after each command
sudo apt update
sudo apt full-upgrade
sudo apt install synaptic gnome-software gnome-packagekit flatpak pcmanfm
flatpak --user remote-add --if-not-exists flathub https://flathub.org/repo/flathub.flatpakrepo
sudo apt update
pcmanfm is a file manager it will let you find and run software that doesn’t show up in Chrome app launcher pcmanfm has an applications section and synaptic package manager will be under one of the catigories