Hi @A M ,
Regardless of whether you give the site administrator access to the project in the project permissions, he can access the configuration of the project through Setting-->Manage projects, and achieve this goal by modifying the project permissions scheme.
https://support.atlassian.com/jira-cloud-administration/docs/manage-project-permissions/
You must be a registered user to add a comment. If you've already registered, sign in. Otherwise, register and sign in.