The step-by-step:

1. Launch Fortnite and enter the vibrant world of the Lobby.
2. Access the main menu, nestled discreetly in the top left corner.
3. Click the Settings icon, represented by a gear, and prepare to delve into the options.
4. Navigate the menu with precision, selecting "Support & Refunds" to find your solution.
5. Click on "Return or Cancel Purchase," the gateway to reclaiming your V-Bucks.
6. A list of your past purchases will appear, each item a potential candidate for return.
7. Remember, the window for a refund is finite. Only items purchased within the last 30 days are eligible.
8. Once you've identified the unwanted item, hover over it and click "Use Return Ticket."
9. A final confirmation screen will appear, acting as your last chance to reconsider.
10. If you're certain about your decision, click "Yes" and watch as your V-Bucks return to your account.
11. A confirmation message will greet you, notifying you of the refunded V-Bucks.
12. Click "OK" to return to the previous page and continue exploring the Fortnite landscape.

Understanding the rules:

Your arsenal of Return Tickets is limited, with a maximum of 3 available at any given time.

Epic Games recognizes the potential for depletion and rewards you with an additional Return Ticket annually if you fall short of the 3-ticket limit.

However, there is no infinite supply. Once you reach 3 tickets, the annual bonus ceases.

By following these steps and adhering to the rules, you can ensure a smooth and successful refund experience. So, next time you find yourself tempted by a flashy skin or an alluring emote, remember that you have the power to change your mind and reclaim your V-Bucks.

With this knowledge in hand, venture forth into the Fortnite world with confidence, knowing that your V-Bucks are safe and your purchases are never irreversible. Enjoy the ever-evolving landscape of Fortnite without fear of buyer's remorse!