1. First select the teams tab
2. In the teams tab you will see the teams you have claimed. Tap on the team you want to edit
3. Tap "Edit" in the top right corner
4. Scroll down until you see a section called "Players"
5. Enter in the appropriate information for the player you wish to add and tap "Add Player"
6. Once you're done adding players, tap "Save" in the top right corner