To configure multiple addresses shipping in Magento 2 at the backend is very simple. It helps customers can order more than one address at the check out page. You can enable multiple address without integrating any extension. In terms of this blog, I will give you a guidance for configuration Magento 2 Multitple Address Shipping.
Admin Panel > Store > Configuration > Sale > Multishipping Settings:
Enable: “Allow Shipping to Multiple Addresses” to “Yes”
Maximum Qty Allowed for Shipping to Multiple Addresses: Fill the number of shipping addresses
After all, at the check out page, you will see multiple addresses like:
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