@TeamYouTube. Could you guys please fix the buffering issue with Premieres? I've just wasted an upload because of it. This seems to be a repeating issue too. Had it the last few times.
Hmm, what device are you on? Have you tried the suggestions outlined here: https://yt.be/help/vspw ? Those steps usually fix most internet or device issues (across computers, mobile, game consoles) that lead to slower connections. Let us know!