Samsung SGH-T999MBATMB - Manual (Page 207)

Multimedia 201
YouTube
YouTube is a video sharing website on which users can
upload and share videos, and view them in MPEG-4 format.
1. From the Home screen, tap (Apps) ➔
(YouTube).
2. When the screen loads you can begin searching and
viewing posted videos.
3. Press ➔ Settings ➔ General ➔ High quality on
mobile if you prefer high quality output.