How do you permanently delete a WhatsApp group for everyone?

Open WhatsApp and go to the chat containing the message you want to delete. Tap and hold the message. Optionally, select more messages to delete multiple messages at once. Tap Delete > Delete for Everyone.

Here's how to delete messages on WhatsApp - Open WhatsApp and go to the chat containing the message you wish to delete. - Tap and hold the message you want to delete. You can select more messages to delete multiple messages at one go. - Here, tap on Delete and then choose Delete for me or Delete for everyone.

No. Clearing chat will only remove WhatsApp messages on your phone. It will not have any impact on the messages on the receiver's phone. You need to press the delete icon and select the Delete for everyone option to unsend a message for everyone.