configure multiple shipping addresses in Magento 2 with the method given below:
Steps Configure Multiple Shipping Addresses in Magento 2:

- Login to Magento 2 admin panel
- Navigate to Stores > Settings > Configuration
- Under Sales, select Multishipping Settings
- Expand Option section
- Set Allow Shipping to Multiple Addresses to Yes/No based your requirement
- In Maximum Qty Allowed for Shipping to Multiple Addresses, enter your required amount
- Click Save Config
