diff --git a/src/FormMigration/FormMetaDecorator.php b/src/FormMigration/FormMetaDecorator.php
index 710adf0eea..d6ecbc2fb2 100644
--- a/src/FormMigration/FormMetaDecorator.php
+++ b/src/FormMigration/FormMetaDecorator.php
@@ -527,42 +527,40 @@ public function isMailchimpEnabled(): bool
     /**
      * @since 3.3.0
      */
-    public function getMailchimpLabel()
+    public function getMailchimpLabel(): string
     {
-        $value = $this->getMeta('_give_mailchimp_custom_label');
-        return $value === '' ? null : $value;
+        return $this->getMeta('_give_mailchimp_custom_label',  give_get_option('give_mailchimp_label', __('Subscribe to newsletter?')));
     }
 
     /**
+     * @unreleased add global setting as default.
      * @since 3.3.0
      */
     public function getMailchimpDefaultChecked(): bool
     {
-        return $this->getMeta('_give_mailchimp_checked_default');
+        return give_is_setting_enabled($this->getMeta('_give_mailchimp_checked_default',
+            give_get_option('give_mailchimp_checked_default', true)));
     }
 
-    /**
-     * @since 3.3.0
-     */
-    public function getMailchimpDoubleOptIn(): bool
-    {
-        return $this->getMeta('_give_mailchimp_double_opt_in');
-    }
 
     /**
+     * @unreleased add global setting as default.
      * @since 3.3.0
      */
     public function getMailchimpSendDonationData(): bool
     {
-        return $this->getMeta('_give_mailchimp_send_donation');
+        return give_is_setting_enabled($this->getMeta('_give_mailchimp_send_donation_data',
+            give_get_option('give_mailchimp_donation_data', true)));
     }
 
     /**
+     * @unreleased add global setting as default.
      * @since 3.3.0
      */
     public function getMailchimpSendFFMData(): bool
     {
-        return $this->getMeta('_give_mailchimp_send_ffm');
+        return  give_is_setting_enabled($this->getMeta('_give_mailchimp_send_ffm',
+            give_get_option('give_mailchimp_ffm_pass_field')));
     }
 
     /**
@@ -570,15 +568,15 @@ public function getMailchimpSendFFMData(): bool
      */
     public function getMailchimpDefaultAudiences(): array
     {
-        return $this->getMeta('_give_mailchimp');
+        return (array)$this->getMeta('_give_mailchimp', give_get_option('give_mailchimp_list', ['']));
     }
 
     /**
      * @since 3.3.0
      */
-    public function getMailchimpSubscriberTags(): array
+    public function getMailchimpSubscriberTags():? array
     {
-        return $this->getMeta('_give_mailchimp_tags');
+        return (array)$this->getMeta('_give_mailchimp_tags', null);
     }
 
 
diff --git a/src/FormMigration/Steps/Mailchimp.php b/src/FormMigration/Steps/Mailchimp.php
index 946cba61d9..213c5e8470 100644
--- a/src/FormMigration/Steps/Mailchimp.php
+++ b/src/FormMigration/Steps/Mailchimp.php
@@ -25,7 +25,7 @@ public function process(): void
     {
         $block = BlockModel::make([
             'name'       => 'givewp/mailchimp',
-            'attributes' => $this->getAttributes()
+            'attributes' => $this->getAttributes(),
         ]);
 
         $this->fieldBlocks->insertAfter('givewp/email', $block);
@@ -36,21 +36,14 @@ public function process(): void
      */
     private function getAttributes(): array
     {
-        return   [
-            'label'            => $this->formV2->getMailchimpLabel() ??
-                                  give_get_option('give_mailchimp_label', __('Subscribe to newsletter?')),
-            'checked'          => $this->formV2->getMailchimpDefaultChecked() ??
-                                  give_get_option('give_mailchimp_checked_default', true),
-            'doubleOptIn'      => $this->formV2->getMailchimpDoubleOptIn() ??
-                                  give_get_option('give_mailchimp_double_opt_in'),
-            'subscriberTags'   => $this->formV2->getMailchimpSubscriberTags() ??
-                                  [],
-            'sendDonationData' => $this->formV2->getMailchimpSendDonationData() ??
-                                  give_get_option('give_mailchimp_donation_data', true),
-            'sendFFMData'      => $this->formV2->getMailchimpSendFFMData() ??
-                                  give_get_option('give_mailchimp_ffm_pass_field'),
-            'defaultAudiences' => $this->formV2->getMailchimpDefaultAudiences() ??
-                                  give_get_option('give_mailchimp_list', []),
+        return [
+            'label'            => $this->formV2->getMailchimpLabel(),
+            'checked'          => $this->formV2->getMailchimpDefaultChecked(),
+            'doubleOptIn'      => give_get_option('give_mailchimp_double_opt_in', true),
+            'subscriberTags'   => $this->formV2->getMailchimpSubscriberTags(),
+            'sendDonationData' => $this->formV2->getMailchimpSendDonationData(),
+            'sendFFMData'      => $this->formV2->getMailchimpSendFFMData(),
+            'defaultAudiences' => $this->formV2->getMailchimpDefaultAudiences(),
         ];
     }
 }
diff --git a/tests/Feature/FormMigration/Steps/TestMailchimp.php b/tests/Feature/FormMigration/Steps/TestMailchimp.php
new file mode 100644
index 0000000000..23480788e1
--- /dev/null
+++ b/tests/Feature/FormMigration/Steps/TestMailchimp.php
@@ -0,0 +1,109 @@
+<?php
+
+namespace Feature\FormMigration\Steps;
+
+namespace Give\Tests\Feature\FormMigration\Steps;
+
+use Give\FormMigration\DataTransferObjects\FormMigrationPayload;
+use Give\FormMigration\Steps\Mailchimp;
+use Give\Tests\TestCase;
+use Give\Tests\TestTraits\RefreshDatabase;
+use Give\Tests\Unit\DonationForms\TestTraits\LegacyDonationFormAdapter;
+
+class TestMailchimp extends TestCase
+{
+    use RefreshDatabase, LegacyDonationFormAdapter;
+
+    /**
+     * @unreleased
+     */
+    public function testProcessShouldUpdateMailchimpBlockAttributesFromV2FormMeta(): void
+    {
+        $meta = [
+            '_give_mailchimp_custom_label'    => __('Subscribe to newsletter?'),
+            '_give_mailchimp_tags'            => ['Animal-Rescue-Campaign', 'Housing-And-Shelter-Campaign'],
+            '_give_mailchimp'                 => ['de73f3f82f'],
+            '_give_mailchimp_checked_default' => true,
+            '_give_mailchimp_send_donation_data'   => true,
+            '_give_mailchimp_send_ffm'        => true,
+        ];
+
+        $formV2 = $this->createSimpleDonationForm(['meta' => $meta]);
+
+        $payload = FormMigrationPayload::fromFormV2($formV2);
+
+        $mailchimp = new Mailchimp($payload);
+
+        $mailchimp->process();
+
+        $block = $payload->formV3->blocks->findByName('givewp/mailchimp');
+
+        $this->assertSame($meta['_give_mailchimp_custom_label'], $block->getAttribute('label'));
+        $this->assertSame($meta['_give_mailchimp_tags'], $block->getAttribute('subscriberTags'));
+        $this->assertSame($meta['_give_mailchimp'], $block->getAttribute('defaultAudiences'));
+        $this->assertTrue(true, $block->getAttribute('checked'));
+        $this->assertTrue(true, $block->getAttribute('sendDonationData'));
+        $this->assertTrue(true, $block->getAttribute('sendFFMData'));
+    }
+
+    /**
+     * @unreleased
+     */
+    public function testProcessShouldUpdateMailchimpBlockAttributesFromGlobalSettings(): void
+    {
+        $meta = [
+            'give_mailchimp_label'           => __('Subscribe to newsletter?'),
+            'give_mailchimp_list'            => ['de73f3f82f'],
+            'give_mailchimp_checked_default' => true,
+            'give_mailchimp_double_opt_in'   => true,
+            'give_mailchimp_donation_data'   => true,
+            'give_mailchimp_ffm_pass_field'  => true,
+        ];
+
+        foreach ($meta as $key => $value) {
+            give_update_option($key, $value);
+        }
+
+        $formV2 = $this->createSimpleDonationForm(['meta' => $meta]);
+
+        $payload = FormMigrationPayload::fromFormV2($formV2);
+
+        $mailchimp = new Mailchimp($payload);
+
+        $mailchimp->process();
+
+        $block = $payload->formV3->blocks->findByName('givewp/mailchimp');
+
+        $this->assertSame($meta['give_mailchimp_label'], $block->getAttribute('label'));
+        $this->assertSame($meta['give_mailchimp_list'], $block->getAttribute('defaultAudiences'));
+        $this->assertNull(null, $block->getAttribute('subscriberTags'));
+        $this->assertTrue(true, $block->getAttribute('checked'));
+        $this->assertTrue(true, $block->getAttribute('doubleOptIn'));
+        $this->assertTrue(true, $block->getAttribute('sendDonationData'));
+        $this->assertTrue(true, $block->getAttribute('sendFFMData'));
+    }
+
+    /**
+     * @unreleased
+     */
+    public function testProcessShouldUpdateMailchimpBlockAttributesWhenNoMeta(): void
+    {
+        $formV2 = $this->createSimpleDonationForm();
+
+        $payload = FormMigrationPayload::fromFormV2($formV2);
+
+        $mailchimp = new Mailchimp($payload);
+
+        $mailchimp->process();
+
+        $block = $payload->formV3->blocks->findByName('givewp/mailchimp');
+
+        $this->assertSame(__('Subscribe to newsletter?'), $block->getAttribute('label'));
+        $this->assertNull(null, $block->getAttribute('subscriberTags'));
+        $this->assertSame([''], $block->getAttribute('defaultAudiences'));
+        $this->assertTrue(true, $block->getAttribute('checked'));
+        $this->assertTrue(true, $block->getAttribute('doubleOptIn'));
+        $this->assertTrue(true, $block->getAttribute('sendDonationData'));
+        $this->assertTrue(true, $block->getAttribute('sendFFMData'));
+    }
+}