How to Sync MyScouting with Scoutbook - rosters are mismatched

I am on the committee for 2 separate troops - a boys troop and a girls troop. Both rechartered in December 2024. It is now February, neither troop is showing an updated roster in Scoutbook, which is hampering our ability to track progress. Do I need to manually add new members and remove those that have aged out or are no-longer dues-paying? In prior years, this seemed to just transfer over.

They do transfer unless the past memberships were manually ended in Scoutbook - if you post BSA #s we can take a look