In Windows 98/Me/2000/XP/Vista/7/8/10 and other windows operational systems,there are several way to install .ttf, .otf, .ttc, .fon fonts, among which, .otf, .ttc fonts can only used in Windows 2000 and higher version of Windows:
A. Double click the file and click and click "Install".
B. Click file and click "install" in the menu.
C. Open "Font" software in Control board and install the font by choosing the right file.
D. Copy the file to the address (C:\WINDOWS\Fonts) and restart your computer and it is (C:\WINNT\Fonts in Windows 2000).
Tip: It is slightly different in different operational systems and you should adjust it.