If you want to make a change to the title of your video, this can easily be done in the admin portal.
The quickest way is to just double click on the title in the Videos tab and change the title and then click the check mark:
You also can change more settings (including the title) in the edit section of the video:
First, navigate to the video that needs a new title. On the righthand side of the video line item, click "Edit":
In the Edit Video screen, you can simply replace the text in the Title field. Pro Tip: You also can change the thumbnail, subtitles, tags, and description in the Edit Video Screen:
Don't forget to Save your changes: