====== Send Message To Users X11 ======

**General Information**

Send a message to users logged into the GUI (X11). 

**Checklist**
  * Distro(s): System with a GUI installed
  * Other: Users logged into GUI to send the message to

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====== Send a Popup Window Message ======

To send a popup message:
<code bash>
export DISPLAY=':0.0'
xmessage "Hello, everyone!"
</code>

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