# Update an experiment template
<a name="update-template"></a>

You can update an existing experiment template. When you update an experiment template, the changes do not affect any running experiments that use the template.

**To update an experiment template using the console**

1. Open the AWS FIS console at [https://console.aws.amazon.com/fis/](https://console.aws.amazon.com/fis/).

1. In the navigation pane, choose **Experiment templates**.

1. Select the experiment template, and choose **Actions**, **Update experiment template**.

1. Modify the template details as needed, and choose **Update experiment template**.

**To update an experiment template using the CLI**  
Use the [update-experiment-template](https://awscli.amazonaws.com/v2/documentation/api/latest/reference/fis/update-experiment-template.html) command.