We’re working to fix an issue with some new uploads not appearing on the channel page or subs feed. We’ve also seen reports of title/description not updating for new videos–still investigating full impact and will share updates on this Community thread → https://goo.gl/zyvCgC
We'd like to help. Have you tried clearing the cache and cookies? Also, let us know if using a different browser or disabling ad-ons helps in fixing the issue.