ok, I succeed! By using this:
https://www.jetbrains.com/help/phpstorm/configuring-xdebug.html
I think the key was, instead of this:
extension=php_xdebug-3.4.0beta1-8.2-vs16-x86_64.dll
I must use this:
zend_extension=php_xdebug-3.4.0beta1-8.2-vs16-x86_64.dll