LXQt panel is the panel shipped with Lubuntu and has a menu, a worksspace switcher, a taskbar for listing all of your default programs, a system tray containing applets and a clock.
Useage
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To use LXQt panel the menu to search for all the different programs documented and chapter 2 and all the other desktop ones you install from the repositories is to the top left by default. If you want to change to another virtual desktop you can use the desktop switcher.