404 error on <website>/.well-known/acme-challenge/

Hi @manish.katoch9

if you use a windows hosting: You have to allow files without an extension, because Letsencrypt wants such a file.

Create the directory


and put a file with a name like 123456789 (no extension, content "test" or something else).

Test, if you can load


in your browser.

If this doesn't work: An older post with the configuration: