You need to create an account before taking a course. Click on Menu Icon (Three horizontal lines) present on the top left of the Store Screen. From the opened menu, click on Login/Register button. Click on Sign Up. Enter your Email Id & Password to register for an account.

You need to create an account on the app to use the access codes. After Successful login, click on the Menu Icon present on the top left of the Store Screen. From the opened menu, click on My Courses Button. On the opened screen, click on the Gift Icon present on the Top Right of the Screen. Enter your Access Code here. Respective Course will be added to your My Courses section.