Version 8.4

Add: Full compatibility with PHP 8.1 and above. Minimum PHP version required: 7.4
Add: improved multi-step listing form that displays every step in the form's header.
Add: Password Eye feature – allows users to view their passwords as they type.
Change: Modified "mods" folder for "addons" to better handle downloads of official add-ons.
Add: New software installer module that automatically downloads, installs and activates a new version when available (admin confirmation required).
Add: Various security fixes