create desktop app for kde
# Go here
$ cd ~/.local/share/applications
# Create a .desktop file
# Example for an appimage like PureRef using PureRef.desktop
[Desktop Entry]
Type=Application
Name=PureRef
Comment=PureRef
Icon=/home/user/Applications/PureRef/icon.png
Exec=/home/user/Applications/PureRef.Appimage
Terminal=false
Categories=Development