Font: Google Noto Install

cd ~/Downloads   # or wherever you downloaded a font pack.
unzip .zip
# for a single user
mkdir -p ~/.fonts
cp *otf *otc ~/.fonts
fc-cache -f -v # optional
# for all users
sudo mkdir -p /usr/share/fonts/opentype/noto
sudo cp *otf *otc /usr/share/fonts/opentype/noto
sudo fc-cache -f -v # optional