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In case of the story point it might be tricky, because in Jira Cloud there are team managed and company managed projects. Please check this question in community to learn about the differences:
https://community.atlassian.com/t5/Jira-questions/Story-point-Story-point-estimate-fields/qaq-p/1024757
New article on community about adding story points: https://community.atlassian.com/t5/Jira-Cloud-Admins-articles/How-to-make-Story-points-appear-on-issues/ba-p/1986914?utm_source=atlcomm&utm_medium=email&utm_campaign=immediate_general_article&utm_content=topic