When posting a message in the Forums there are two buttons in the Rich Text Editor to include a video or an image file in the message.
For video, click on the clapboard button/icon then select the video site and enter the Video URL or embed code and click Insert.
For an image, click on the camera button/icon then select the appropriate tab (From Your Computer, Uploaded Images, or From the web) and follow the on-screen instructions.
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