Changes

: '''If you want to see the visual steps for "Powering Up Computer LabCommon Desktop Operations", here is a link to a customized YouTube video: [http://www.youtube.com/watch?v=CTE0e_hH3tE DF7KabVTkN0 http://www.youtube.com/watch?v=CTE0e_hH3tEDF7KabVTkN0]