Fedora 27 release has been delayed. Now it’s supposed to be released in the first week of November. Fedora 27 has various software upgrades, security patches than the previous version.
Fedora 27 Release Schedule
Find below release schedule for Fedora 27. The final version is supposed to be released on Oct 24, 2017, But all the dates are subject to change. Please visit Fedora official web page for any change.