is if you already own it. Do not upgrade if your 2019 works fine. But if you are buying fresh or upgrading from 2016 or earlier, skip 2019 entirely and go straight to 2021.
IF:
MS Project 2019 vs 2021: The Ultimate Project Management Comparison
However, a common point of confusion arises when organizations and individual users look to upgrade or purchase a perpetual license. With the release of Project 2021, many are left asking: