Strange New Worlds and Lower Decks joined forces in the rare crossover episode blending The Next Generation with early Star Trek. However, what makes "Those Old Scientists" more than the typical franchise celebration is how it embraces all eras of Star Trek, allowing the Enterprise era of the 22nd Century to save the timeline. Again.
Source:https://www.cbr.com/lower-decks-strange-new-worlds-embraces-all-eras/