This document provides instructions for posting a reply in an online forum on the epembelajaran@UMT website. It involves the following steps: 1. Log in to the epembelajaran@UMT website and find the assigned forum by the instructor. 2. Click "Reply" or "Add a new discussion topic" to reply in the forum. 3. To embed a YouTube video, copy the video link from YouTube, paste it into the forum reply, and select the "Insert/edit link" icon to embed it so it appears as a video rather than a normal link.