The administrator can modify the basic information, notification content, and channel configuration of existing alert channels as needed.
Prerequisites
You have logged on with an account that has the administrator permissions.
You have created one or more alert channels. For more information, see Create an alert channel.
Procedure
Log on to the OCP console.
In the left-side navigation pane, choose System Management > Alerts .
On the Alert Channel Configuration page, locate the channel you want to modify.
Click Edit in the Actions column.
Reconfigure the basic information of the channel as prompted.

Click Next .
Reconfigure the notification content as prompted.
Edit the Alert Message Template .
Specify whether to enable Alert Message Aggregation .
Alert message aggregation can help you avoid missing important messages when you receive too many messages in a short time. You can check the aggregation rule as prompted.
Click Next .

Reconfigure the channel settings as prompted.
Click Send Test Message . If the message is sent, click Submit .
