# 4.2 Configure Grafana Dashboard Alerts

## What

Dashboard alerts notify you when a graph crosses a condition you define.

<p class="callout info">Alerts are available only for visualizations of type **Graph**.</p>

## When/Why

Use an existing custom dashboard graph as the data source for an alert.

## How

Open the graph's drop-down menu and select **Edit**:

![hNg2woEX45vBtlqW-embedded-image-yop5d4ej.png](https://kb.filewave.com/uploads/images/gallery/2023-07/hNg2woEX45vBtlqW-embedded-image-yop5d4ej.png)

Select the Notification icon and configure the alert condition. In this example, the alert triggers when the total device count exceeds 20.

![L3NeTd7nQMfSZ9mI-embedded-image-h16p3ico.png](https://kb.filewave.com/uploads/images/gallery/2023-07/L3NeTd7nQMfSZ9mI-embedded-image-h16p3ico.png)

Add a message that tells recipients what crossed the threshold and what they should check next.