: Open the extracted folder, double-click Senthamil.ttf , and click the Install button at the top.

Accessing old files created in the 90s and early 2000s.

Right-click the file and select (or use tools like WinRAR/7-Zip).

Because Senthamil is often a non-Unicode font (STMZH encoding), it may not work by simply typing on a standard keyboard. You usually need a converter or a typing tool: