when i export site its just now works without .html in end of every page malechkovych.top
I’m not sure I fully understand your question, but I’ll try to provide some help:
Once you connect a custom domain, your homepage address won’t have the .html extension, however, the secondary pages will need the extension to work properly.
If you take a look to the url of a secondary page on your site, you’ll see that .html is added to the url:
If you’d like to remove the .html extension, you’ll need to configure this on your server - here are a few similar posts about this question:
Hope this answer your question