It takes a bit of time and careful reading until it’s set up.
For matching existing data you need to set up dataDirs and partial matchMode. Ideally your local files are organized (e.g. TRaSH guide) to improve cross-seeds ability to find matches. If you need help there’s a Discord linked on their website.
How would I go about setting up cross seed
https://www.cross-seed.org/
It takes a bit of time and careful reading until it’s set up.
For matching existing data you need to set up dataDirs and partial matchMode. Ideally your local files are organized (e.g. TRaSH guide) to improve cross-seeds ability to find matches. If you need help there’s a Discord linked on their website.