In your .htaccess file in the main “https://wordpress.stackexchange.com/” directory, put:
# This allows you to redirect index.html to a specific subfolder
Redirect /index.html http://example.com/en/
In your .htaccess file in the main “https://wordpress.stackexchange.com/” directory, put:
# This allows you to redirect index.html to a specific subfolder
Redirect /index.html http://example.com/en/