The H&M membership is free to join.
Enjoy a free 3-month subscription of Spotify Premium.
HOW:
Click "Get the code" to get your unique code. You can only use your code once. Once you've hit "Redeem offer", you will be redirected to the Spotify sign-up page where you can create an account to access the offer.Offer redeemable for H&M members only until 04/11/25. Offer applies to Spotify Premium Individual. $13.99/month after trial. Cancel anytime. Only open to users who haven't tried Spotify Premium before. Terms apply.
Seems like Spotify has updated it's algorithm to recognise its the same email, when the dot is placed differently now.