https://woocommerce.com/products/custom-start-date-for-woocommerce-subscriptions/

Offer subscriptions as gifts for special occasions. Gift subscriptions can be bought ahead of time and will not start until the time of the gift giver’s choice.Starts subscriptions at a fixed date. It is ideal for a situation like a course or a school term. Let students enroll all year long and align their tuition payments with the start of the term.Offer a seasonal service or product for sale at any time of year. Subscriptions will not start until the special season. You can market them all year long and have customers secure their subscriptions in advance.

Changelog

*Fixed style fixed date fields in product variations

*Fixed max date for calendar start date in variation products

*Added HPOS compatibility