If you need to move a Member to another Membership as an Admin, follow these steps.
Step 1 - Select Membership
On the Membership tab, click on the Membership to view the Members on the right side.
Step 2 - Move Member
Click the three dots beside the Member's name, then choose "Move to another membership."
Step 3 - Choose New Membership
From the list, choose the new Membership and the Member will be moved to that membership.
NOTE: You should only move members to another Membership if you no longer want the Member in the existing Membership.