This extension allows the user to see the Devanagari fonts in webpage even if their system does not have required fonts. Generally unsupported fonts are seen as square boxes, but with this extension proper font rendering in Hindi is seen after refresh. -Devanagari script fallback fonts installs Devanagari font (Lohit-Devanagari.ttf / woff under SIL OFL 1.1 license) that enables proper rendering of Devanagari script on all sites (Facebook, Twitter, Google, etc.), even if their system does not have that fonts installed.