Install libreoffice-style-sifr by entering the following commands in the terminal:
sudo apt update sudo apt install libreoffice-style-sifr
Description:
office productivity suite -- Sifr symbol style
LibreOffice is a full-featured office productivity suite that provides a near drop-in replacement for Microsoft(R) Office. . This package contains the "sifr" symbol style (an adaption of the Gnome symbolic theme), needs to be manually enabled in the LibreOffice option menu.
Homepage: http://www.libreoffice.org
Version: 1:6.0.3-0ubuntu1
Section: universe/editors