I started the verification of the store’s seller,

Development Programming & Scripting
,
1

I started the verification of the store’s seller, could not complete it and got stuck in this place (screenshot) how do I start it over?

2

I suggest contacting epic marketplace support for it.
Link: https://marketplacehelp.epicgames.com/s/marketplace-case-form

There should be a button to retake the verification from your seller portal otherwise contact them.