How to install fonts in Ubuntu
cd /usr/share/fonts/truetype
sudo mkdir myfonts
cd myfonts
sudo cp ~/*.ttf .
sudo chown root.root *.ttf
sudo mkfontdir
cd ..
fc-cache
1. Change Directory
2. Make a directory called myfonts (Can be any name)
3. Change to that direcotry
4. Copy the font that you want to install to this folder
5. Chown that font
6. Follow the rest steps