# Specify maximum session duration
<a name="session-preferences-max-timeout"></a>

With Session Manager, you can specify the maximum duration of a session before it ends. By default, sessions do not have a maximum duration. The value you specify for maximum session duration must be between 1 and 1,440 minutes.

**To specify maximum session duration (console)**

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 **Session Manager**.

1. Choose the **Preferences** tab, and then choose **Edit**.

1. Select the check box next to **Enable maximum session duration**.

1. Specify the maximum duration of session before it ends in the **minutes** field under **Maximum session duration**.

1. Choose **Save**.