Since this is something that is currently not possible, you could try changing the text directly in SD files, you can check what I found at: https://community.atlassian.com/t5/Jira-Service-Desk-questions/Customize-Welcome-email-for-Customers-and-Agents/qaq-p/1052902#U1055133
Hello Community 👋, I'm a product manager at Atlassian, looking at improving change management capabilities across our products. In particular, we're looking at bridging the gap between Dev & ...
Connect with like-minded Atlassian users at free events near you!Find an event
Connect with like-minded Atlassian users at free events near you!
Unfortunately there are no Community Events near you at the moment.Host an event
You're one step closer to meeting fellow Atlassian users at your local event. Learn more about Community Events