Check if any scheduled tasks have been missed.
WP_Site_Health::has_late_cron
Check if any scheduled tasks are late.
WP_Site_Health::detect_plugin_theme_auto_update_issues
Check for potential issues with plugin and theme auto-updates.
WP_Site_Health::get_test_https_status
Test if your site is serving content over HTTPS.
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WP_Site_Health::get_test_ssl_support
Check if the HTTP API can handle SSL/TLS requests.
WP_Site_Health::get_test_scheduled_events
Test if scheduled events run as intended.
WP_Site_Health::get_test_background_updates
Test if WordPress can run automated background updates.
WP_Site_Health::get_test_plugin_theme_auto_updates
Test if plugin and theme auto-updates appear to be configured correctly.
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WP_Site_Health::get_test_loopback_requests
Test if loopbacks work as expected.
WP_Site_Health::get_test_http_requests
Test if HTTP requests are blocked.
WP_Site_Health::get_test_php_version
Test if the supplied PHP version is supported.
WP_Site_Health::get_test_rest_availability
Test if the REST API is accessible.
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WP_Site_Health::test_php_extension_availability
Check if the passed extension or function are available.
WP_Site_Health::get_test_file_uploads
Test if ‘file_uploads’ directive in PHP.ini is turned off.
WP_Site_Health::get_test_php_extensions
Test if required PHP modules are installed on the host.