Window counts from delivery. The order must be marked delivered; the window starts from then, not from the order date.
Guests can't request online. Only customers with an account can use Request Return.
Choosing an item. The request doesn't let the customer pick a specific item in a multi-item order, and has no photo upload. Ask for details and photos by email or WhatsApp if needed.
Gateway refund fails. The return stays in its current status so you can try again or refund manually from your gateway dashboard.
Refunds beyond the order value are refused.
Managed (marketplace-fulfilled) inventory. For items you hold for sellers, returns are inspected first and settled with store credit; gateway refunds and exchanges aren't available in that flow.
Prepaid labels cost money once switched on; each approved return can buy postage.