Buffer does not support scheduling YouTube videos and Shorts.
If you need a social media scheduling tool that supports YouTube and YouTube Shorts, check out OneUp.
OneUp supports YouTube, TikTok, Instagram (including Reels), Facebook, Twitter, Pinterest, LinkedIn, and Google Business Profiles.
To schedule YouTube videos and Shorts with OneUp, first connect your YouTube channel, then click “Create a post”.
Then add your video, title, description, and thumbnail, and choose whether it’s a regular video or a Short:
Then choose to schedule the video, or you can add it to your Drafts: