What is Magento 2 Guest to Customer?
In general, Guest to Customer for Magento 2 is a Magento extensions that allow Magento store admins to convert guest customers to registered customers after their checkout process. This is the basic function of Magento 2 Guest to Customer. However, there are numerous Guest to Customer extensions available on the market nowadays, and it depends on each third-party agency that the extension’s features vary slightly.
The features can range from merge orders information for the converted customers to group converted customers into different groups. Magento store owners, therefore, should consider carefully in order to choose for themselves or their companies the most suitable and budget-friendly option.

Price: $59.00
Browse link: https://landofcoder.com/magento-2-guest-to-customer.html/
Compatible with: Magento 2.3.x

Video tutorial:
https://www.youtube.com/watch?v=e8y2hDnpzlM