Install digikam-doc by entering the following commands in the terminal:
sudo apt update sudo apt install digikam-doc
Description:
handbook for digiKam
digiKam is an easy to use and powerful digital photo management application. . This package contains the handbooks for digiKam and kipi-plugins.
Homepage: http://www.digikam.org
Version: 4:5.6.0-0ubuntu10
Section: universe/graphics