One widely-accepted reason for the cratering of the 2020 Dallas Cowboys was that they had nothing resembling a normal offseason to work with due to the COVID-19 restrictions put in place by the NFL. Getting back to normal is seen as a major component in setting things right this year. However, that has already taken a severe blow with word that the NFL Combine is not going to happen, at least in a way we would recognize. The 2021 offseason is already shaping up to be another virtual and limited affair for the league.
While things have not been formally decided, Albert Breer reports in the article linked above that things seemed headed in a definite direction.