• Adds a new "Multisite" panel that shows usage of switch_to_blog() and restore_current_blog() on Multisite installations
• Improves the output shown for blocks and template parts when block themes or full site editing is in use
• Introduces new QM_Data and QM_Component classes to make the data collection more structured and reliable
• Increases the minimum supported version of PHP to 7.2
• Improves the performance of SVG icons
• Removes the ability to completely hide silenced PHP errors
• Avoids some deprecated notices in PHP 8.2
• Improves the performance of the PHP class autoloader