<p>To send WhatsApp message, open the app and choose a contact or group chat. Type your message in the text box and press send to deliver it instantly. You can also attach images, videos, documents, or voice notes to your message. WhatsApp allows for real-time communication and supports emojis, stickers, and location sharing. The app works on both mobile devices and WhatsApp Web for easy access. It’s a popular platform for personal and business messaging due to its simplicity and reliability.<br /> </p>