Since it's a core WordPress file, deleting it manually might cause errors or simply be replaced during the next update.

Most modern sites don't need Windows Live Writer. You can hide the link to this file from your site's (making it harder for bots to find) by adding this line to your theme's functions.php file: remove_action('wp_head', 'wlwmanifest_link'); Use code with caution. Copied to clipboard

It is usually found in the /wp-includes/ directory.

If you see {keyword} or strange dates in URLs that shouldn't exist, run a security scan using a plugin like Wordfence or Sucuri to ensure your site hasn't been compromised. If you are a Security Researcher/Student: