When you first logged in on your mobile you automatically received a 48 hour trial to check out everything Premium has to offer.
If you'd like to try it out a little while longer (30 days) you just have to enter your payment details on your profile page. You should have received with this info - but in any case, that's all you need to do.
Check out our Twitter for the latest updates on any service issues: @Spotifystatus
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