diff --git a/insert.module b/insert.module
index 76b3747..e9cb16d 100644
--- a/insert.module
+++ b/insert.module
@@ -1089,13 +1089,38 @@ function insert_migrate_prepare_row(Row $row, MigrateSourceInterface $source, Mi
     ->condition('fci.bundle', $row->getSourceProperty('bundle'))
     ->execute()
     ->fetchField();
-  $insert_enabled = $result !== FALSE ? unserialize($result) : FALSE;
-  if ($insert_enabled) {
+  $insert_settings = $result !== FALSE ? unserialize($result) : FALSE;
+  if ($insert_settings['widget']['settings']['insert'] && $insert_settings['widget']['settings']['insert_styles']) {
+    foreach ($insert_settings['widget']['settings']['insert_styles'] as $style_key => $style_value) {
+      $style_key = getTargetStyleFromSource($style_key);
+      $insert_settings['styles'][$style_key] = $style_value ? $style_key : 0;
+    }
     $row->setSourceProperty(
       'insert_config', [
-        'style' => $insert_enabled['widget']['settings']['insert_styles'],
-        'default' => $insert_enabled['widget']['settings']['insert_default'],
-        'width' => $insert_enabled['widget']['settings']['insert_width'],
+        'styles' => $insert_settings['styles'],
+        'default' => $insert_settings['widget']['settings']['insert_default'],
+        'class' => $insert_settings['widget']['settings']['insert_class'],
+        'width' => $insert_settings['widget']['settings']['insert_width'],
       ]);
   }
 }
+
+/**
+ * Helper function to reformat styles.
+ *
+ * @param null $source_style
+ *
+ * @return string
+ */
+function getTargetStyleFromSource($source_style = NULL): string {
+  // Map 'auto' to 'insert__auto'.
+  if ($source_style === 'auto') {
+    return 'insert__auto';
+  }
+  // Map D7 image styles to D9 image style config name.
+  if (preg_match('/^image_(.*)$/', $source_style, $matches)) {
+    return $matches[1];
+  }
+
+  return $source_style ?? INSERT_DEFAULT_SETTINGS['default'];
+}
diff --git a/migrations/d7_field_instance_widget_insert_settings.yml b/migrations/d7_field_instance_widget_insert_settings.yml
new file mode 100644
index 0000000..763b320
--- /dev/null
+++ b/migrations/d7_field_instance_widget_insert_settings.yml
@@ -0,0 +1,45 @@
+# This file basically is a copy of d7_field_instance_widget_settings.yml with
+# unnecessary parts removed and third_party_settings getting filled with Insert
+# settings.
+id: d7_field_instance_widget_insert_settings
+label: Field instance widget Insert configuration
+migration_tags:
+  - Drupal 7
+  - Configuration
+source:
+  plugin: d7_field_instance_per_form_display
+  constants:
+    form_mode: default
+  source_module: insert
+process:
+  field_type_exists:
+    -
+      plugin: migration_lookup
+      migration: d7_field
+      source:
+        - field_name
+        - entity_type
+    -
+      plugin: extract
+      index:
+        - 0
+    -
+      plugin: skip_on_empty
+      method: row
+  bundle:
+    plugin: static_map
+    source: bundle
+    bypass: true
+    map:
+      comment_node_forum: comment_forum
+  form_mode: 'constants/form_mode'
+  field_name: field_name
+  entity_type: entity_type
+  'options/third_party_settings':
+    plugin: field_instance_widget_insert_settings
+    source: 'widget/settings'
+destination:
+  plugin: component_entity_form_display_insert
+migration_dependencies:
+  required:
+    - d7_field_instance
diff --git a/src/Plugin/migrate/destination/PerComponentEntityFormDisplayInsert.php b/src/Plugin/migrate/destination/PerComponentEntityFormDisplayInsert.php
new file mode 100644
index 0000000..7079bdd
--- /dev/null
+++ b/src/Plugin/migrate/destination/PerComponentEntityFormDisplayInsert.php
@@ -0,0 +1,43 @@
+<?php
+
+namespace Drupal\insert\Plugin\migrate\destination;
+
+use Drupal\migrate\Plugin\migrate\destination\PerComponentEntityFormDisplay;
+use Drupal\migrate\Row;
+
+/**
+ * This class imports Insert module field settings of an entity form display.
+ *
+ * @see \Drupal\migrate\Plugin\migrate\destination\PerComponentEntityFormDisplay
+ *
+ * @MigrateDestination(
+ *   id = "component_entity_form_display_insert"
+ * )
+ */
+class PerComponentEntityFormDisplayInsert extends PerComponentEntityFormDisplay {
+
+  /**
+   * @inheritdoc
+   */
+  public function import(Row $row, array $old_destination_id_values = []) {
+    $values = [];
+    foreach (array_keys($this->getIds()) as $id) {
+      $values[$id] = $row->getDestinationProperty($id);
+    }
+    $entity = $this->getEntity($values['entity_type'], $values['bundle'], $values[static::MODE_NAME]);
+
+    $insert_settings = $row->getDestinationProperty('options/third_party_settings/insert');
+    // Add Insert module third party settings to field settings:
+    if (
+    $insert_settings &&
+    $field_component = $entity->getComponent($values['field_name'])
+    ) {
+      $field_component['third_party_settings']['insert'] = $insert_settings;
+      $entity->setComponent($values['field_name'], $field_component);
+    }
+
+    $entity->save();
+    return array_values($values);
+  }
+
+}
diff --git a/src/Plugin/migrate/process/FieldInstanceWidgetInsertSettings.php b/src/Plugin/migrate/process/FieldInstanceWidgetInsertSettings.php
new file mode 100644
index 0000000..9158564
--- /dev/null
+++ b/src/Plugin/migrate/process/FieldInstanceWidgetInsertSettings.php
@@ -0,0 +1,77 @@
+<?php
+
+namespace Drupal\insert\Plugin\migrate\process;
+
+use Drupal\migrate\MigrateExecutableInterface;
+use Drupal\migrate\ProcessPluginBase;
+use Drupal\migrate\Row;
+
+/**
+ * Gets the field instance widget's Insert module specific settings.
+ *
+ * @MigrateProcessPlugin(
+ *   id = "field_instance_widget_insert_settings",
+ *   handle_multiples = TRUE
+ * )
+ */
+class FieldInstanceWidgetInsertSettings extends ProcessPluginBase {
+
+  /**
+   * {@inheritdoc}
+   */
+  public function transform($value, MigrateExecutableInterface $migrate_executable, Row $row, $destination_property) {
+    return $this->getInsertSettings($value);
+  }
+
+  /**
+   * Merges the default D8 and specified D7 Insert module settings for a widget
+   * type.
+   *
+   * @param array $widget_settings
+   *   The widget settings from D7 for this widget.
+   *
+   * @return array[]
+   */
+  public function getInsertSettings(array $widget_settings) {
+    if (!isset($widget_settings['insert'])) {
+      return [];
+    }
+
+    // While Insert features a dedicated "enabled" checkbox
+    // ($widget_settings['insert']) in D7, Insert is enabled whenever one or
+    // more styles are activated in D8. Therefore, if Insert is disabled in D7,
+    // deactivate all styles in D8.
+    if ($widget_settings['insert'] && $widget_settings['insert_styles']) {
+      foreach ($widget_settings['insert_styles'] as $style_key => $style_value) {
+        $style_key = static::getTargetStyleFromSource($style_key);
+        $insert_settings['styles'][$style_key] = $style_value ? $style_key : 0;
+      }
+    }
+
+    return [
+      'insert' => [
+        'styles' => $insert_settings['styles'],
+        'default' => $widget_settings['insert_default'],
+        'class' => $widget_settings['insert_class'],
+        'width' => $widget_settings['insert_width'],
+      ],
+    ];
+  }
+
+  /**
+   *
+   */
+  public static function getTargetStyleFromSource($source_style = NULL): string {
+    // Map 'auto' to 'insert__auto'.
+    if ($source_style === 'auto') {
+      return 'insert__auto';
+    }
+    // Map D7 image styles to D9 image style config name.
+    if (preg_match('/^image_(.*)$/', $source_style, $matches)) {
+      return $matches[1];
+    }
+
+    return $source_style ?? INSERT_DEFAULT_SETTINGS['default'];
+  }
+
+}
diff --git a/tests/src/Kernel/InsertMigrateTest.php b/tests/src/Kernel/InsertMigrateTest.php
index 3f848a4..67a7683 100644
--- a/tests/src/Kernel/InsertMigrateTest.php
+++ b/tests/src/Kernel/InsertMigrateTest.php
@@ -62,6 +62,7 @@ class InsertMigrateTest extends MigrateDrupal7TestBase {
    * Tests insert settings migration.
    */
   public function testInsertMigration(): void {
+    $this->startCollectingMessages();
     $this->executeMigrations([
       'd7_node_type',
       'd7_comment_type',
@@ -71,53 +72,46 @@ class InsertMigrateTest extends MigrateDrupal7TestBase {
       'd7_field_instance',
       'd7_field_instance_widget_settings',
     ]);
+    $this->assertNoMigrationMessages();
     $expected_article_config = [
-      'style' => [
+      'styles' => [
         'icon_link' => 'icon_link',
         'image' => 'image',
-        'image_large' => 'image_large',
-        'image_medium' => 'image_medium',
-        'image_thumbnail' => 'image_thumbnail',
-        'auto' => 0,
+        'large' => 'large',
+        'medium' => 'medium',
+        'thumbnail' => 'thumbnail',
+        'insert__auto' => 0,
         'link' => 0,
       ],
       'default' => 'image_thumbnail',
+      'class' => 'classs',
       'width' => '105',
     ];
     $config_after_article = $this->config('core.entity_form_display.node.article.default')->getRawData();
     $this->assertSame($expected_article_config, $config_after_article['content']['field_image']['third_party_settings']['insert']);
 
-    $expected_gallery_config = [
-      'style' => [
-        'auto' => 'auto',
-        'link' => 'link',
-        'image' => 'image',
-        'icon_link' => 0,
-        'image_large' => 0,
-        'image_medium' => 0,
-        'image_thumbnail' => 0,
-      ],
-      'default' => 'image_large',
-      'width' => '80',
-    ];
     $config_after_gallery = $this->config('core.entity_form_display.node.gallery.default')->getRawData();
-    $this->assertSame($expected_gallery_config, $config_after_gallery['content']['field_file']['third_party_settings']['insert']);
+    $this->assertArrayNotHasKey('insert', $config_after_gallery['content']['field_file']['third_party_settings']);
 
-    $expected_comment_config = [
-      'style' => [
-        'auto' => 'auto',
-        'icon_link' => 'icon_link',
-        'image_large' => 'image_large',
-        'image_thumbnail' => 'image_thumbnail',
-        'link' => 0,
-        'image' => 0,
-        'image_medium' => 0,
-      ],
-      'default' => 'image_medium',
-      'width' => '100',
-    ];
     $config_after_comment = $this->config('core.entity_form_display.comment.comment_node_article.default')->getRawData();
-    $this->assertSame($expected_comment_config, $config_after_comment['content']['field_cmnt_image']['third_party_settings']['insert']);
+    $this->assertArrayNotHasKey('insert', $config_after_comment['content']['field_cmnt_image']['third_party_settings']);
+  }
+
+  /**
+   * DX.
+   */
+  public function assertNoMigrationMessages() {
+    $messages_as_strings = [];
+    $dummies = [];
+    foreach ($this->migrateMessages as $type => $messages) {
+      foreach ($messages as $message) {
+        $messages_as_strings[$type][] = (string) $message;
+      }
+
+      $dummies[$type] = array_fill(0, count($messages), '...');
+    }
+
+    $this->assertEquals($dummies, $messages_as_strings);
   }
 
 }