Jira drives me crazy. Why do I need to mark an epic as closed two different ways? Why is it really difficult to see what tickets were in a closed sprint? Why is

Jira drives me crazy. Why do I need to mark an epic as closed two different ways? Why is it really difficult to see what tickets were in a closed sprint? Why is it so slow or why does it sometimes get in infinite reload loop? Features randomly break like the ability to create tickets from confluence. My company is locked in and I doubt we would change, I just wish Atlassian focused on performance and consistency