im new to abobe elements i have adobe premiere elements 8. Whenever i create a video and upload it to youtube the video doesn't take up the full youtube player screen what should i do/ settings should i use?
Welcome to the forum.
First, have you seen this FAQ Entry?
Now, if you are getting things mis-sized, it could well be an issue with your Project Preset and your source footage. Please let us know about both. This ARTICLE will help you find what is important, and how to gather the details.
Good luck, and please let us know more about the Project and the Assets.