lxsession-default-apps
In terminal run nano ~/.config/lxsession/LXDE-PI/desktop.conf add file_manager/command=nemo
gnome-software gnome-software-plugin-flatpak gnome-software-plugin-snap
apt install flatpak flatpak remote-add --if-not-exists flathub https://flathub.org/repo/flathub.flatpakrepo
/usr/lib/raspi-config/cmstart.sh xcompmgr -c -r10 -F -f -D5 -C -o0.8