I have just installed wordpress. I unzipped the files, entered database and admin info, and it all works fine. However, when I try and make a design change in customizer, then click save and publish, it does nothing (remains the same).
I have tried as recommended increasing php memory.
I also notice I get this error in console when pressing save:
HTTP404: NOT FOUND - The server has not found anything matching the requested URI (Uniform Resource Identifier). (XHR)POST - http://example.com/wp-admin/admin-ajax.php
This is a completely fresh install, so not sure how this is possible. When I visit admin-ajax.php in browser, there is an output of a 0.