: Double-click the downloaded .ttf file to open the font preview window.

Do double-click and click “Install”. That maps the font to DirectWrite, breaking TAB rendering.

: Double-click the downloaded font file to open the Windows Font Viewer. : Click the button at the top of the preview window. Alternative Method : You can also right-click the file and select , or drag and drop the file directly into the Fonts Control Panel (found by searching "Fonts" in the Start menu). : Open a program like MS Word, select MCL Kannamai 130