Add AppImage executable to Applications menu in KDE Plasma

KDE Menu Editor - kmenuedit application window

# CLI: Add AppImage to KDE applications menu as if it was installed as usual.

Press Alt + F2

In the popup field write kmenuedit.

You will see the familiar Applications menu.

Navigate to the submenu you like and right click it.

Choose New Item

Fill the Details, point to the AppImage.

Save.

Then from the normal app menu, you can right click and "Pin to taskbar".

Thats it!