Tap the (upward) on the bottom left of the font menu.
Many custom Tamil fonts use the rather than phonetic typing. If your text looks like gibberish after applying the font, you may need to use a "Tamil Font Converter" online to switch your Unicode text into the specific encoding required by that font. Troubleshooting Common Issues Tamil Font Download Picsart
A clean, modern sans-serif look perfect for body text. Tap the (upward) on the bottom left of the font menu