> For the complete documentation index, see [llms.txt](https://doc.sysdevmobile.com/kalipso5/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://doc.sysdevmobile.com/kalipso5/developing/form/actions/actions-description/group-others/notification-message.md).

# Notification Message

Shows a notification message with the O.S. notification message mechanism.

Action available for the following operating systems:

![](/files/-MMLyQTNWLRK7nJlrbHY)

### Parameters

* ***Message ID*** <*string*> - The ID of the message. This parameter is optional and is ignored on Win32 KClient (Desktop PC). If specified it will replace a previous message with the same ID, if the user hasn't dismissed it yet.
* **Play Sound** <*numeric*> - Specify if you want to O.S. to play a sound for the new message. It can be:
  * 1 - Yes
  * 2 - No
* **Title** <*string*> - The message title.
* **Body** <*string*> - The message body.

{% hint style="info" %}
This notification message will normally be displayed by the O.S. in the same way push notification messages are displayed.
{% endhint %}