There is an online shopping help web section, Help - Apple.
• Help - Apple - https://www.apple.com/shop/help
Or 'Help yourself.'
"Check order status, track or change your order, return items and more."
• Go to your order - https://secure.store.apple.com/shop/order/list
..To manage your order, go to above link, or: apple.com/orderstatus..
"If your order has already been shipped, you can use your tracking link
to redirect your shipment to a pickup point, hold it at a secure
location, or fill out a signature waiver or shipment release. You can
also generate a return label or have one emailed to you. Then contact
the carrier to arrange a free pickup. Or return your product to an Apple
Store within 14 days of the delivery." (Pandemic disruptions could apply.)