I tried with the default theme and disable the plugins but still face 404 issue
Test URL: http://demo.ellisonretailers.com/test/
Thanks For reply Takayuki Miyoshi,
I am using Plugin:
1) Contact Form 7
2) Contact Form 7 Email Add On
3) Contact Form 7 Multi-Step Forms
4) Contact Form CFDB7
5) Drag and Drop Multiple File Upload – Contact Form 7
And I am using the child theme of twenty nineteen.
And the Nginx server.
