There is a menu in the upper left corner.

3. Star Club.

4. See if you have it for the first time or if you already have it.

5. Just enter the card number and password.

Precautions:

There are two versions of Starbucks' trademark. The first version of the brown trademark originated from16th century Scandinavian double-tailed mermaids, with bare breasts and fully visible double fish tails.