To enable or disable this permission, you must be logged in as a Jira Administrator. Select the Jira administration icon > Manage apps. In the section R4J - Requirements Management for Jira, select Permissions. (Keyboard shortcut: enter ‘.' and start typing 'Permissions'.)
In the entry “Allow to add Confluence pages”, select the option Yes to enable the permission or No to disable it.
Disabling the permission does not remove any already created links. They continue to exist with full functionality.