The common complaint is that Shorts views do not convert into subscribers who watch long-form. Usually that is true, and usually it is because the two are unrelated.
Why the loop breaks
Someone who watched a fifteen-second clip about a completely different subject has no reason to watch your twenty-minute video. The Short built reach among people with no interest in what you mainly make.
Wiring them together
Make Shorts that are genuinely excerpts or companions of your long-form work — the single most surprising moment, the conclusion without the reasoning, one step of a longer process. Someone who wanted that clip has demonstrated interest in the full thing.
Then make the connection explicit: reference the full video, pin a comment linking it, and use the same visual language so the two read as one body of work.
The division of labour
Shorts are for reach. Long-form is for depth, watch time, revenue and the relationship that makes someone come back. Judging Shorts by subscriber conversion and long-form by view count gets both backwards.
Tagging each
Shorts: three specific tags, matched to spoken and on-screen text. Long-form: three description hashtags where the first three are all that show, plus a genuinely descriptive opening paragraph. Different formats, different jobs.