Need to follow the instructions listed below.
Must sign-in or create a Samsung account to obtain offer.
Scroll down to the carousel and locate the Redbox offer under the 'Entertainment' section
Click the "View Details" link
Sign-in or create a Samsung Account to receive your Free unique promotional code after clicking the 'Continue' link
Enter your email for your Samsung account; enjoy a $6 Redbox On Demand Streaming Rental Promotional Code
Check your email to receive your unique promotional code.