Magento 2 guest checkout ensures a fast and easy checkout process for your customers. However, it deprives you of the opportunity to gather more customers' information to use in marketing and other purposes.

So while the number of guest orders steadily increased, customers' list grows slower. 

To make sure you have an extensive customer database, but still provide fast guest checkout, you can implement Magento 2 Guest to Customer extension in your store.

And in this article you'll learn how to convert all old guest orders you have to customers just in one click.

To convert guests to customers in bulk in Magento 2:

1. Navigate to Stores > Configuration > Magefan Extensions > Convert Guest to Customer.

2. Press the Convert All Old Guests to Customer button.

Magento 2 Guest to Customer Extension Geneal Configuration

3. Confirm the action and all guest orders will be converted to customers.

Conver Guest to Customer in Magento  2

However, that's not it. 

Once you've made sure all your old guest orders are sorted out, you have to ensure future guest orders are converted too.

Guest to Customer extension for Magento 2 allows you to convert guests to customers both manually and automatically.

Check out this guide on how to convert guest orders to customers, so you can also benefit from guest checkout and provide a better experience for your customers.