How can I report a content error? QA Team Updated October 21, 2016 05:40 Follow If you find an error in our Official Courses, please send us a report from the inquiry form with the following information: ・Course URL ・Item ・Brief Description Related articles Why are the pages on the site not displayed properly? How can I put skipped items back so that I can study them again? What is Custom Course Editor? Comments 0 comments Article is closed for comments.