https://www.fortniterefund.com/File-a-Claim?portalid=0 -“You may apply for a refund if any of these statements are true:

You were charged in-game currency for items you didn’t want between January 2017 and September 2022
Your child made charges to your credit card without your knowledge between January 2017 and November 2018
Your account was locked between January 2017 and September 2022 after you complained to your credit card company about wrongful charges”