If you wish to open a text file press the button that looks like a black and white folder or press control + o to open a file. To open a new file press the button that looks like a piece of paper with a plus sign.
Version
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Lubuntu ships with version 0.9.0 of featherpad.
How to Launch
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In the menu go to Acessories -> featherpad or run featherpad from the command line.
To use qlipper it is autostarted in the panel and click on the system tray icon that looks like a clipboard or you can press Control+Alt+v. If you really want an item to always show up right click on the clipboard and press the configure wrench icon click on the sticky items divider and press the add button and add what you want always to be listed in qlipper.
Version
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Lubuntu ships with version 5.1.1 of Qlipper.
How to launch
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By default qlipper should autostart and should be on the bottom right of your panel. If you need to get it running and it is not go to the menu -> Accessories -> Qlipper.