You can custom your Woocommerce checkout appearance.
Company name field
You can choose whether your Company name field is Hidden, Optional or Required.
Address line 2 field
You can choose whether your Address line 2 field is Hidden, Optional or Required
Phone Field
You can choose whether your Phone field is Hidden, Optional or Required and click the option for Highlight required fields with an asterisk.
Privacy Policy & Terms and Conditions
You can choose one of the page you built for Privacy Policy and Terms & Conditions and set it as default or optionally add some message about Store Privacy Policy to show during checkout and Terms and some message about terms that customers must accept.