Online messaging refers to the use of digital platforms to send and receive text-based communications in real-time. This can occur through various applications and services, such as WhatsApp, Facebook Messenger, and Slack. Users can exchange messages instantly, share images, videos, and files, and even create group chats for multiple participants. These messaging platforms often include features like emojis, stickers, and voice messages to enhance communication. Many also offer end-to-end encryption, ensuring that conversations remain private. Online messaging has become a popular way to stay connected with friends, family, and colleagues, making communication more convenient and accessible.