Open WhatsApp
Go to the chat you want to share
Tap the contact name or group name at the top
Look for Invite to group via link or Chat link
Copy the link
Share the copied link wherever needed
For a personal WhatsApp chat link, use https://wa.me/ followed by the full phone number with country code
Example: https://wa.me/14155552671
You can add a prefilled message with ?text=
Example: https://wa.me/14155552671?text=Hello
For a group chat link, open the group
Tap the group name
Select Invite via link
Copy or share the link