Diwali 2026: WhatsApp users can share festive greetings through stickers, download ready-made packs, create personalised designs using photographs and save their favourite stickers. Here is a step-by-step guide to using the feature. Celebrate Diwali 2026 by sharing festive greetings with your friends and family on WhatsApp. Here's how you can download and send Happy Diwali stickers.