Index: src/wp-admin/js/common.js
===================================================================
--- src/wp-admin/js/common.js	(revisão 41820)
+++ src/wp-admin/js/common.js	(cópia de trabalho)
@@ -268,6 +268,7 @@
 	if ( ! permalinkStructureFocused && 0 === selectionStart && 0 === selectionEnd ) {
 		selectionStart = selectionEnd = permalinkStructureValue.length;
 	}
+	permalinkStructureFocused = false;
 
 	$permalinkCustomSelection.prop( 'checked', true );