This article explains how to subscribe to the Spotify Premium service. You can upgrade any free Spotify account using the platform's official website directly.
Steps
Step 1. Log in to the Spotify website
Visit the URL https://www.spotify.com/premium/ using an internet browser. The web page from which you can subscribe to the Spotify Premium service will be displayed. Make sure you are already logged in with your Spotify account.
If you don't already have a Spotify account, you will need to create one now by visiting this page
Step 2. Click the Start Free Trial button
It is green in color and is displayed in the center of the page.
If you have already used the Spotify Premium free trial in the past, you will not be able to use it now. In this case, click on the View plans button
Step 3. Select the payment option you want to use
Click on the appropriate drop-down menu to view all available options. Depending on where you live, the payment methods you will have available may be different, but you will normally be able to pay via debit or credit card or with PayPal.
Step 4. Enter the information for the selected payment method
Enter your card number, expiration date and security code in the appropriate text fields.
If you have chosen to use PayPal, click on the Get Started button. You will be asked to provide your PayPal account login credentials and to authorize the payment of the monthly invoices that will be issued by Spotify
Step 5. Click the Get Started button to subscribe to the Spotify Premium service
If you meet the requirements, the one-month free trial period of the Premium service will start immediately. Otherwise you will have to pay the monthly fee immediately to have access to the service.