If you do not want to save someone’s number or it is not in your contact list and you want to message, then take the help of ‘New Chat’ in WhatsApp. On clicking it, your name and number will be visible at the top. After clicking on it, go to the text box and enter that number and send it. After this, by clicking on the number and selecting ‘Chat with the Number’, you will be able to send a message to that number.
