Why do this? This is a completely different matter. Who knows - he will understand. So so ...
In \include\qa-base.php
Find return (int)$questionid.'/'.$title;
Change to return (int)$questionid.'/'.$title.'.html';
Welcome to the Q&A site for Question2Answer.
If you have a question about Q2A, please ask here, in English.
To report a bug, please create a new issue on Github or ask a question here with the bug tag.
If you just want to try Q2A, please use the demo site.