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→Installing an Extension
* Click Add... and select the .oxt file (extension file) you downloaded.
[[Image:install_extension02.png|border|none|thumb|200px|caption Installing an Extension]]
Since extension can do different things, you should read how to use the extension beforemight not see any button or menu item. Some extension might only appear and work on context menu. So if you cannot file the extension featurefind it, check the extension's read-me file or manual.
==Intellectual Property==