Set Nemo as the default file manager on Ubuntu Linux Systems. On Ubuntu 17.04, make Nemo default file manager. Install Nemo 3.4 without Cinnamon dependencies and with Unity patches in Ubuntu 17.04 and Ubuntu 16.04.
Set Nemo As Default File Manager
Now comes the important part, to set Nemo as the default file manager for Linux Ubuntu Systems. Ubuntu users can easily set set Nemo as the default file manager. These commands given below will disable Nautilus on Ubuntu Linux and it will stop Nautilus from handling the Desktop. To do so, run the following commands:
sudo apt update
gsettings set org.gnome.desktop.background show-desktop-icons false
xdg-mime default nemo.desktop inode/directory application/x-gnome-saved-search
Once the above commands are executed, restart the Linux Ubuntu system to apply the changes.
Reset Changes; Disable Nemo As Default File Manager
Run the following command to revert the changes and reset Nautilus; stop Nemo to use as the default file manager.
sudo apt update
gsettings set org.gnome.desktop.background show-desktop-icons true
xdg-mime default nautilus.desktop inode/directory application/x-gnome-saved-search
Restart the Linux Ubuntu system to apply the changes.