Since it's only been 2 hours, we'd recommend waiting a bit longer. If nothing changes after 8+ hours, try to delete and re-upload. If it gets stuck again, let us know! More tips here just in case: https://yt.be/help/x21i
8 hours??? Yikes.... YouTube used to be so amazing but they're making it harder and harder for creators to post. They do realise they lose MILLIONS of dollars if they lose all of their creators, right?? Bad company move.