- Shows the toolbar menu on small screens again
- Calls any previously registered PHP error handler, and passes fatal errors on to PHP after displaying them so they're logged
- Prevents infinite recursion when a backtrace is constructed from within a hook
- Fixes a fatal error and warnings when an HTTP request is short-circuited via the
pre_http_requestfilter - Clarifies the warning shown for short-circuited HTTP requests
- Correctly handles closures in call stacks on PHP 8.4+
- Doesn't show Query Monitor on the login page when reauthentication is required
- Compatibility with script concatenation and asset URL changes in WordPress 7.2
- Fixes panels failing to render when the data contains invalid UTF-8