Ticket #42205: 42205.diff

src/wp-admin/css/forms.css

@@ -952 +952 @@
 
 .request-filesystem-credentials-dialog {
         display: none;
+        /* The customizer uses visibility: hidden on the body for full-overlays. */
+        visibility: visible;
 }
 
 .request-filesystem-credentials-dialog .notification-dialog {