However, before we tell you how to respec, keep in mind that you can earn skill points infinitely, so you can technically max out every skill tree by the end of the game.

Source: https://www.digitaltrends.com/gaming/fortnite-where-to-find-gwen/

This is primarily intended for experienced players who want to fully maximize their builds, while new players may want to shy away on their first playthrough, or at to avoid ruining their build and needing to respec and start over.

Source: https://www.digitaltrends.com/gaming/how-to-multi-class-baldurs-gate-3/