Tap the share icon on a public Tweet.
Note: A protected Tweet cannot be shared.
Tap WhatsApp from the share menu.
If you’re signed into WhatsApp on your device, your Twitter app will close, and WhatsApp will open.
The Tweet you want to share becomes a screenshot to share through WhatsApp.
You can share the Tweet with a single person or a group in a message. From there, they can tap the URL of the Tweet screenshot to go to Twitter and join the conversation.