SQL Reporting Services (SQL 2017 Already Installed)
For hours I could not figure out how to install Reporting Services as a feature on SQL Server 2017. You will see a link above the “Features” Installation part that says “Looking for Reporting Services” then you click on the link.
Well if you download that then complete you SQL 2017 Install you can follow this video to installing you instance of Reporting services.
For more step by step instructions let me recommend following this series below.