The most important part of any APA reference citation is "retreivability." Your reader must be be able to find it from the source where you retrieved it. Many videos are found online, but some are not. Three examples are shown here according to the type of source for the video.
Video found on YouTube
The "screen name" is important for retrieving YouTube videos and must always be given. You can also add the real name of the author in your citation if it is given.
Format (screen name only): Screen name. (year, month day). Title of video [Video]. YouTube. http://xxxxxxxxxx
Example: United Nations. (2012, November 26). Qatar: Sweet epidemic [Video]. YouTube. https://www.youtube.com/watch?v=kbJB5WV141U
Format (real name available): Author A. A. [Screen name]. (year, month day). Title of video [Video]. YouTube. http://xxxxxxxxxx
Example: Smith, T. M. (2018, April). How to train employees to have difficult conversations [Video]. TED Conferences. https://www.ted.com/talks/tamekia_mizladi_smith_how_to_train_employees_to_have_difficult_conversations#t-269851
Video found on other website (no screen names)
Format: Author. (date). Title of document [Format]. http://xxxxxxxxxx