How do I use Linux wall? To do so, simply type wall and hit Enter. After that, type any message or messages you want to send to logged-in users. Once you are done typing the messages, press Ctrl+D to send those messages. Here is the output which all logged-in users received on their Terminal.
What is wall Linux? wall is a command-line utility that displays a message on the terminals of all logged-in users. The messages can be either typed on the terminal or the contents of a file. wall stands for write all, to send a message only to a specific user use the write command.
How do you send a wall? To send a message to all users, type wall , a space, then the message you wish to send. With Fedora Linux, you must use sudo . sudo wall Main printer offline until further notice.
How do I send a message to someone on wall? After typing the message use CTRL + D to send the message to all users. $ wall “Hey, Everyone!