How to add the product type "Variable" to a lot of products at once?

Question

WooCommerce

Hello!
I have more than 10,000 products in my store, recently added 1 product variation, choice of color, size, etc. How can I add these settings to all products at once?
Thanks =)

Answer 1

Through the price list.
https://www.youtube.com/watch?v=icYv365XBHU
Product Type:
Variable and set for all cells.
+ look in the video how the variations are set.