We constantly validate the likes/dislikes on a video & only show the count we believe to be valid. Also, different pages across YT are updated at different intervals, so likes count may vary on these pages at the same time. Here's more info: https://yt.be/help/mnVT
@TeamYouTube i think I have a problem my video shows it has 5 likes but in reality it has 19 likes please help 
-
-
Thanks. Twitter will use this to make your timeline better. UndoUndo
-
Loading seems to be taking a while.
Twitter may be over capacity or experiencing a momentary hiccup. Try again or visit Twitter Status for more information.