# Previewing OS files using Fleet Manager
<a name="fleet-manager-preview-os-files"></a>

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**.