Add support to your plugin or theme for WordPress Privacy Policy Generator (GDPR Compliance).

plugin-privacy-privacy-policy-generator.php

<?php

/**
 * Return the default suggested privacy policy content.
 *
 * @return string The default policy content.
 */
function plugin_get_default_privacy_content() {
	return
	'<h2>' . __( 'What personal data we collect and why we collect it' ) . '</h2>' .
	'<p>' . __( 'This text describes what type of information the admin should include here or what they should do with this info you provide in your template.' ) . '</p>';
}

/**
 * Add the suggested privacy policy text to the policy postbox.
 */
function plugin_add_suggested_privacy_content() {
	$content = plugin_get_default_privacy_content();
	wp_add_privacy_policy_content( __( 'Plugin Name' ), $content );
}

// Not sure why but core registers their default text at priority 15, so to be after them (which I think would be the idea, you need to be 20+.
add_action( 'admin_init', 'plugin_add_suggested_privacy_content', 20 );