• The Amazon Systems Manager CloudWatch Dashboard will no longer be available after April 30, 2026. Customers can continue to use Amazon CloudWatch console to view, create, and manage their Amazon CloudWatch dashboards, just as they do today. For more information, see [Amazon CloudWatch Dashboard documentation](https://docs.amazonaws.cn/AmazonCloudWatch/latest/monitoring/CloudWatch_Dashboards.html). 

# Previewing OS files using Fleet Manager
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You can use Fleet Manager to preview text files on an OS.

**To view text previews of files using Fleet Manager**

1. Open the Amazon Systems Manager console at [https://console.amazonaws.cn/systems-manager/](https://console.amazonaws.cn/systems-manager/).

1. In the navigation pane, choose **Fleet Manager**.

1. Select the link of the managed node with the files you want to preview.

1. Choose **Tools, File system**.

1. Select the **File name** of the directory that contains the file you want to preview.

1. Choose the button next to the file whose content you want to preview.

1. Choose **Actions, Preview as text**.