diff --git a/src/Model/Table/MetaTemplatesTable.php b/src/Model/Table/MetaTemplatesTable.php
index 815ac07..57925a6 100644
--- a/src/Model/Table/MetaTemplatesTable.php
+++ b/src/Model/Table/MetaTemplatesTable.php
@@ -22,13 +22,14 @@ class MetaTemplatesTable extends AppTable
     public const UPDATE_STRATEGY_CREATE_NEW = 'create_new';
     public const UPDATE_STRATEGY_UPDATE_EXISTING = 'update_existing';
     public const UPDATE_STRATEGY_KEEP_BOTH = 'keep_both';
-    public const UPDATE_STRATEGY_DELETE = 'delete_all';
+    public const UPDATE_STRATEGY_DELETE_ALL = 'delete_all';
 
     public const DEFAULT_STRATEGY = MetaTemplatesTable::UPDATE_STRATEGY_UPDATE_EXISTING;
     public const ALLOWED_STRATEGIES = [
         MetaTemplatesTable::UPDATE_STRATEGY_CREATE_NEW,
         MetaTemplatesTable::UPDATE_STRATEGY_UPDATE_EXISTING,
         MetaTemplatesTable::UPDATE_STRATEGY_KEEP_BOTH,
+        MetaTemplatesTable::UPDATE_STRATEGY_DELETE_ALL,
     ];
 
     private $templatesOnDisk = null;
@@ -159,7 +160,7 @@ class MetaTemplatesTable extends AppTable
             $files_processed[] = $templateOnDisk['uuid'];
         }
         if (!empty($result['errors'])) {
-            $updatesErrors[] = $errors;
+            $updatesErrors[] = implode(', ', Hash::extract($result['errors'], '{n}.message'));
         }
         $results = [
             'update_errors' => $updatesErrors,
@@ -868,6 +869,8 @@ class MetaTemplatesTable extends AppTable
             $result = $this->updateMetaTemplate($metaTemplate, $template);
         } else if ($strategy == MetaTemplatesTable::UPDATE_STRATEGY_CREATE_NEW) {
             $result = $this->executeStrategyCreateNew($template, $metaTemplate);
+        } else if ($strategy == MetaTemplatesTable::UPDATE_STRATEGY_DELETE_ALL) {
+            $result = $this->executeStrategyDeleteAll($template, $metaTemplate);
         } else {
             $errors[] = new UpdateError(false, __('Invalid strategy {0}', $strategy));
             return false;
@@ -969,7 +972,7 @@ class MetaTemplatesTable extends AppTable
                             unset($entity->meta_fields[$i]);
                         }
                     }
-                    $this->MetaTemplateFields->MetaFields->unlink($entity, $metaFieldsToDelete); // FIXME
+                    $this->MetaTemplateFields->MetaFields->unlink($entity, $metaFieldsToDelete);
                 }
             }
             $success = $this->supersedeMetaFieldsWithMetaTemplateField($entity->meta_fields, $newestMetaTemplate);
@@ -1013,9 +1016,7 @@ class MetaTemplatesTable extends AppTable
 
         foreach ($entities as $entity) {
             $conflicts = $this->getMetaFieldsConflictsUnderTemplate($entity['meta_fields'], $template);
-            $deletedCount = $this->MetaTemplateFields->MetaFields->deleteAll([
-                'id IN' => $conflicts
-            ]);
+            $this->MetaTemplateFields->MetaFields->unlink($entity, $conflicts);
         }
         $this->updateMetaTemplate($metaTemplate, $template, $errors);
         return !empty($errors) ? $errors[0] : true;
diff --git a/templates/element/MetaTemplates/conflictResolution.php b/templates/element/MetaTemplates/conflictResolution.php
index cf50b58..e08202e 100644
--- a/templates/element/MetaTemplates/conflictResolution.php
+++ b/templates/element/MetaTemplates/conflictResolution.php
@@ -1,7 +1,7 @@
 <?php
 $create_new_allowed = true;
 $update_allowed = true;
-$delete_all_allowed = false;
+$delete_all_allowed = true;
 $totalAllowed = $create_new_allowed + $update_allowed + $delete_all_allowed;
 $maxWidth = 99 - ($create_new_allowed ? 33 : 0) - ($update_allowed ? 33 : 0) - ($delete_all_allowed ? 33 : 0);
 $defaultStrategy = 'update_existing';
@@ -19,7 +19,7 @@ $form = $this->element('genericElements/Form/genericForm', [
                 'options' => [
                     ['value' => 'create_new', 'text' => 'create_new', 'id' => 'radio_create_new'],
                     ['value' => 'update_existing', 'text' => 'update', 'id' => 'radio_update'],
-                    ['value' => 'delete', 'text' => 'delete', 'id' => 'radio_delete'],
+                    ['value' => 'delete_all', 'text' => 'delete_all', 'id' => 'radio_delete_all'],
                 ],
             ]
         ],
@@ -33,6 +33,22 @@ $form = $this->element('genericElements/Form/genericForm', [
 <div class="conflict-resolution-picker">
     <div class="mt-3 d-flex justify-content-center">
         <div class="btn-group justify-content-center" role="group" aria-label="Basic radio toggle button group">
+            <?php if ($delete_all_allowed) : ?>
+                <input type="radio" class="btn-check" name="btnradio" id="btnradio3" autocomplete="off" value="delete" <?= $defaultStrategy == 'delete' ? 'checked' : '' ?>>
+                <label class="btn btn-outline-danger mw-<?= $maxWidth ?>" for="btnradio3">
+                    <div>
+                        <h5 class="mb-3">
+                            <?= $defaultStrategy == 'delete' ? $this->Bootstrap->badge(['text' => 'recommended', 'variant' => 'success', 'class' => ['mb-3', 'fs-8']]) : '' ?>
+                            <?= __('Delete conflicting fields') ?>
+                        </h5>
+                        <ul class="text-start fs-7">
+                            <li><?= __('Meta-fields not satisfying the new meta-template definition will be deleted.') ?></li>
+                            <li><?= __('All other meta-fields will be upgraded to the new meta-template.') ?></li>
+                        </ul>
+                    </div>
+                </label>
+            <?php endif; ?>
+
             <?php if ($create_new_allowed) : ?>
                 <input type="radio" class="btn-check" name="btnradio" id="btnradio1" autocomplete="off" value="create_new" <?= $defaultStrategy == 'create_new' ? 'checked' : '' ?>>
                 <label class="btn btn-outline-warning mw-<?= $maxWidth ?>" for="btnradio1">
@@ -66,22 +82,6 @@ $form = $this->element('genericElements/Form/genericForm', [
                     </div>
                 </label>
             <?php endif; ?>
-
-            <?php if ($delete_all_allowed) : ?>
-                <input type="radio" class="btn-check" name="btnradio" id="btnradio3" autocomplete="off" value="delete" <?= $defaultStrategy == 'delete' ? 'checked' : '' ?>>
-                <label class="btn btn-outline-danger mw-<?= $maxWidth ?>" for="btnradio3">
-                    <div>
-                        <h5 class="mb-3">
-                            <?= $defaultStrategy == 'delete' ? $this->Bootstrap->badge(['text' => 'recommended', 'variant' => 'success', 'class' => ['mb-3', 'fs-8']]) : '' ?>
-                            <?= __('Delete conflicting fields') ?>
-                        </h5>
-                        <ul class="text-start fs-7">
-                            <li><?= __('Meta-fields not satisfying the new meta-template definition will be deleted.') ?></li>
-                            <li><?= __('All other meta-fields will be upgraded to the new meta-template.') ?></li>
-                        </ul>
-                    </div>
-                </label>
-            <?php endif; ?>
         </div>
     </div>
 </div>
@@ -95,7 +95,7 @@ $form = $this->element('genericElements/Form/genericForm', [
         const $form = $('.conflict-resolution-form-container form')
         const $create = $form.find('input#radio_create_new')
         const $keep = $form.find('input#radio_update')
-        const $delete = $form.find('input#radio_delete')
+        const $delete = $form.find('input#radio_delete_all')
 
         $(document).ready(function() {
             $('.conflict-resolution-picker').find('input[type="radio"]').change(function() {