Did you sign up with us on September 2018 or was it September of last year? Just to clarify, as of July 30, 2018 customers who subscribe to a Fido Pulse plan will no longer receive the first 6 months of a Spotify Premium subscription for free. Promo codes distributed before this date must be redeemed by July 30, 2019.
You can also find more info on your FAQ page. Let us know if you have any questions.