Use a separate title and description
YouTube video titles are limited to 100 characters. Descriptions are limited to 5,000 bytes; non-ASCII text can use more than one byte per character.
Upload the video file
Postnchill uploads the selected video through the YouTube Data API. The channel and project must be eligible to use video uploads.
Check current Shorts rules
Video format, dimensions, and duration requirements can change. The YouTube API and current Shorts guidance remain authoritative.