Run in terminal following commands:
sudo mkdir /usr/share/fonts/truetype/winfonts/ sudo cp ~/Downloads/myttffonts/*.ttf /usr/share/fonts/truetype/winfonts/ sudo chmod -R 755 /usr/share/fonts/truetype/winfonts/ sudo fc-cache -f -v
Run in terminal following commands:
sudo mkdir /usr/share/fonts/truetype/winfonts/ sudo cp ~/Downloads/myttffonts/*.ttf /usr/share/fonts/truetype/winfonts/ sudo chmod -R 755 /usr/share/fonts/truetype/winfonts/ sudo fc-cache -f -v