Like many settings in Jira, you need to be a Jira system administrator (the user that's created during the initial setup is a system administrator) to configure mail server details. Perform the following steps to manage the outgoing mail server:
- Log in to Jira as a Jira system administrator.
- Browse to the Jira administration console.
- Select the System tab and then the Outgoing Mail option. This will bring up the Outgoing Mail page:
You can have only one outgoing mail server in Jira.