It's the 5th by 7th century CE when outer design and style and appearances of Hindu temples in north India and south India started to commonly diverge. Hanuman’s Panchmukhi Avatar, with its five faces symbolizing diverse Instructions, signifies his omnipresence and the power to protect his devotees from all evils. https://hanumantempleadelaide.politics.blog/2025/02/17/discover-the-sacred-energy-of-hanuman-mandir-in-adelaide/