Overview

Dolphin is the file management application of Plasma Workspace. It is designed to be simple to use, yet powerful.

Installing Dolphin

Dolphin can be installed by installing the package dolphin in any package manager or with the command:

pamac install dolphin

Enabling previews

Installing optional dependencies

The following packages enable preview thumbnails in dolphin

ffmpegthumbs: video thumbnails
kdegraphics-thumbnailers: PDF and PS thumbnails
qt5-imageformats: thumbnails for additional image formats
kimageformats: thumbnails for additional image formats
taglib: audio file thumbnails
libappimage: AppImage thumbnails
raw-thumbnailer: Raw image files from a camera

To install all of these use:

pamac install ffmpegthumbs kdegraphics-thumbnailers qt5-imageformats kimageformats taglib libappimage raw-thumbnailer

Enabling preview thumbnails in Dolphin

Once the packages needed to generate thumbnails are installed, you need to enable the previews in dolphin in the settings. These can be found in Dolphin under Control->Configure Dolphin->General under the Previews tab.

Check the boxes for the previews to be enabled. If you don't want large remote files to have previews generated, set a maximum size in box next to Skip previews for remote files above: section.