Extract YouTube Shorts from long-form videos while keeping algorithmic separation, preserving channel auth, and routing Shorts viewers back to the source.
YouTube Shorts and YouTube long-form share a channel, a subscriber base, and a Studio interface — but they run on two algorithms that barely talk to each other. A Short pulled from a long-form video lives in the Shorts shelf, gets evaluated on swipe-through, and almost never rolls up watch-time credit to the source long-form. That is the central trap of this pair: people assume the Short feeds the long-form, then watch their channel's session time stay flat.
The move that works is to treat Shorts as a separate top-of-funnel surface that points to long-form, not as a "preview" of it. The workflow below sequences clip selection, reframing, and a "watch the full video" routing pattern that actually converts Shorts viewers into long-form sessions.
Channel operators run this pair to win the Shorts shelf without filming separately for it. Done right, a single 15-minute upload feeds 5-8 Shorts across the following two weeks, each acting as a top-of-funnel ad for the source video. The compounding effect: Shorts grow the sub count, subs improve long-form watch-time, watch-time lifts the channel's search rank.
A YouTube long-form upload retains its original 16:9 master + SRT captions + chapter markers. Extracting Shorts from your own channel keeps content-ID and monetization rights intact — no copyright headaches.
YouTube Shorts caps at 3 minutes, 9:16 only, native captions. Shorts on the same channel as a long-form can carry a "Related video" link that points back to the source — the single most underused growth lever on the platform.
| Issue | Fix |
|---|---|
| Shorts watch-time does not roll up to the long-form's watch-time signal | Stop measuring Shorts by long-form lift; measure by subscriber gain and Related-video click-through. |
| Adding a "click the link below" CTA on Shorts dilutes the Related-video link | Use ONLY the Related-video link feature. On-screen "link" CTAs do not work because Shorts feed has no description link. |
| 16:9 letterboxed Shorts get auto-removed from the Shorts shelf | Always reframe to 9:16; letterboxed clips are treated as standard videos, not Shorts. |
| Long-form intro carried into Short kills swipe-retention | Strip the long-form intro entirely; the first 1 second of the Short must be a payoff line. |
| Same Short uploaded to multiple channels triggers duplicate detection | Only upload to the channel that owns the source long-form, or mark as unlisted on the others. |
Following the workflow above by hand: trimming, reframing, captioning, writing copy, publishing.
Paste the source URL or upload the file. Kompozy handles transcript, scoring, reframe, captions, copy, and publish.
Only if you measure them on the wrong metric. Shorts grow subs and feed Related-video clicks; they do not directly boost long-form watch-time. If your Related-video click-through is above 2%, Shorts net-help the channel.
5-8 max, spaced over 2-3 weeks. Posting all of them in 3 days cannibalizes attention and burns the long-form's window.
Yes — visual consistency makes the channel feel coherent and improves Shorts-to-long-form trust. Use the same color palette and face crop on both.
YouTube allows "remix" Shorts using up to 60s of another channel's video with attribution. Different mechanic; not covered by this workflow.
Paste the long-form URL, Kompozy extracts chapters, scores moments, generates 5-8 vertical Shorts with burned-in captions and the Related-video link pre-populated, schedules across weeks. Run time: ~3 minutes.
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