Installed Report Server 2017. Running native mode with credentails: NT Service\SQLServerReportingServices account. My user is in the local admin group adn still get the below error. Problem is there is no settings icon for me to add roles. Where can I start to add any needed roles?
http://localhost/ReportServer/
The permissions granted to user 'domain\user' are insufficient for performing this operation. (rsAccessDenied)