Installation and configuring plug-in .well-known domain validation Install plugin and verify your domain using files from .well-known folder. You need to create the folder ".well-known" in the nopcommerce root folder or into the folder "wwwroot". If you can't create folder with dot than you can create the folder without dot "well-known". Plugin supports two type of folders. Example Apple Pay We advise you to use this program for working with Let's Encrypt.
https://yourstore.com/.well-known/apple-developer-merchantid-domain-association
Create the folder '.well-known' in the nopcommerce root folder and copy the files from Apple
Let's Encrypt
https://yourstore.com/.well-known/acme-challenge/{nameoffile}
Create the folder '.well-known' in the nopcommerce root folder and create the folder 'acme-challenge' into the folder '.well-known'. Copy the files into the folder acme-challenge.