deeper - 4:24 pm on Nov 2, 2012 (gmt 0)
WP only allows .html for posts not for pages, check it.
Thanks for the code, which should be placed in the htaccess, but what does it?
Where to fill in all the page-Urls like www.website.de/apples.html
so that WP replaces his Urls with the former html-Urls?