How can I change the platform that I use to subscribe to Fortnite Crew?

To change the platform for your Fortnite Crew subscription:

1. Cancel the subscription on the platform where you originally subscribed: How can I cancel my Fortnite Crew subscription?
   Note: you can cancel your Fortnite Crew subscription at any time. Even after canceling, your membership will remain active until your current billing period ends. 
2. Check when you current subscription expires. It will be the same as your next billing/payment date: How to check the next billing or payment date of your Fortnite Crew subscription?
3. After your subscription expires, you can subscribe on a new platform: How can I subscribe to Fortnite Crew?