1 Sign into YouTube. 2  Click the Upload button at the top of the page. 3  Before you start uploading the video you can chose the video privacy settings. 4  Select the video you'd like to upload from your computer. 5  You can also record a video from your webcam, create a video slideshow or import a video from Google+. Tap the Accounts tab and select My videos. 2  Tap the Upload icon at the top of the screen. 3  Select the video you want to upload. 4  Adjust the title, description, and privacy settings of your video. 5  On supported devices, you'll also see a video preview with trim handles below it.