denemekte yarar var bence bide böle dene

sendekini sil bunu /%postname%.html ekle

.htaccess ye de

<IfModule mod_rewrite.c>
RewriteEngine On
RewriteBase /
RewriteCond %{REQUEST_FILENAME} !-f
RewriteCond %{REQUEST_FILENAME} !-d
RewriteRule . /index.php [L]
</IfModule>

demekte fayda var