The Mcl Vaidehi font is a popular Tamil typeface widely used for official documents, letters, and creative content in the Tamil language. If you need to install this font on your Windows 10 computer, follow this simple guide. Step 1: Download the Mcl Vaidehi Font Since the original MCL (Modular Computer Language) fonts are legacy fonts, you can download the Mcl Vaidehi font from trusted third-party font repositories or Tamil software archives.