When ever you lost your right click menu under LXDE, there are four ways to get it back.
1. Use the windows way ()
LXDE Control Center --- Menu > More Applications > Configuration > Configure Your LXDesktop >>> click the Set Wallpaper icon > Advanced tab and untick the "Show Menus" line.
2. Command line way (linux) and windows ()
Open LXTerminal, and type
pcmanfm --desktop-pref
Advanced tab and untick the "Show Menus" line.
3. Absolutely linux way
Open with leafpad the hidden file pcmanfm.conf in /.config/pcmanfm/LXDE/pcmanfm.conf (or /.config/pcmanfm/default/pcmanfm.conf), and change
show_wm_menu=1to
show_wm_menu=0You can choose LXTerminal.
leafpad ~/.config/pcmanfm/LXDE/pcmanfm.conf
4. With many luck () [simplest way]
In LXDE, right click the desktop, choose Desktop Preferences > Advanced tab and untick the "Show Menus" line.