Update FormFieldConfigEditFormAlter.php

src/Hook/FormFieldConfigEditFormAlter.php

@@ -20,7 +20,10 @@ class FormFieldConfigEditFormAlter extends ControllerBase {
     // File.
     if (isset($form['settings']['max_filesize']['#default_value'])) {
       drupal_set_message('Это Файл! syndev.module\form_alter');
-      $form['settings']['max_filesize']['#default_value'] = '25 MB';
+      if (!$form['settings']['max_filesize']['#default_value']) {
+        $form['settings']['max_filesize']['#default_value'] = '25 MB';
+      }
+      
 
       if (isset($form['settings']['file_directory'])) {
         $node_type = $path_args[5];