Here's how to create a password on the computer so that you can log-in to the TalkingPoints app on your mobile phone:
Go to talkingpts.org on your computer.
Log-in to your account
Confirm you are in Teacher Mode if you have Admin access in a school account.
Click on your name at the bottom-left corner
In the menu that appears, select "Profile"
Along the menu at the top, select "Password"
Follow the instructions to make a new password
Download the "TalkingPoints for Teachers" mobile app to your phone
Log-in using your email and new password