If your team is using TeamLinkt and they have already added you to the roster, all you need to do is login to the app or web to view the team. Check the Welcome email you were sent to verify that the email matches the email you use to login, otherwise you'll want to ask them to add you with your preferred email. To view the new team:
From the App:
Search TeamLinkt in your app store
Download the app & create your account or sign in with your existing email
To change your current team press the team name or use the dropdown arrow at the top
From Your Computer:
Login or create your account at app.teamLinkt.com
View the team by using the team dropdown in the upper right, below your name
Checkout other help articles on join codes and other features here: https://help.teamlinkt.com/en/collections/2787036-teams-players-parents