https://user-images.githubusercontent.com/30358222/178088898-eef02cd0-0984-40b8-b2af-91b3ba089603.png
This toggle allows polymc/multimc and other non curseforge launchers to download your curseforge mod, aka no more forcing users to play on curseforge launcher

Direct your complaints to curseforge. They do not pay for downloads that aren't from their service. My hands are tied.