diff --git a/changelog/add-global-theme-support-flag b/changelog/add-global-theme-support-flag
new file mode 100644
index 00000000000..6ec350a4c63
--- /dev/null
+++ b/changelog/add-global-theme-support-flag
@@ -0,0 +1,4 @@
+Significance: patch
+Type: add
+
+Add WooPay global theme support flag
diff --git a/client/checkout/api/index.js b/client/checkout/api/index.js
index 485223aee74..c9b87c69f8d 100644
--- a/client/checkout/api/index.js
+++ b/client/checkout/api/index.js
@@ -465,7 +465,9 @@ export default class WCPayAPI {
 
 			return this.request( buildAjaxURL( wcAjaxUrl, 'init_woopay' ), {
 				_wpnonce: nonce,
-				appearance: getAppearance( appearanceType ),
+				appearance: getConfig( 'isWooPayGlobalThemeSupportEnabled' )
+					? getAppearance( appearanceType )
+					: null,
 				email: userEmail,
 				user_session: woopayUserSession,
 				order_id: getConfig( 'order_id' ),
diff --git a/client/checkout/api/test/index.test.js b/client/checkout/api/test/index.test.js
index c96f6679238..dd291f4f8a7 100644
--- a/client/checkout/api/test/index.test.js
+++ b/client/checkout/api/test/index.test.js
@@ -78,10 +78,10 @@ describe( 'WCPayAPI', () => {
 		getConfig.mockImplementation( ( key ) => {
 			const mockProperties = {
 				initWooPayNonce: 'foo',
-				appearance: mockAppearance,
 				order_id: 1,
 				key: 'testkey',
 				billing_email: 'test@example.com',
+				isWooPayGlobalThemeSupportEnabled: true,
 			};
 			return mockProperties[ key ];
 		} );
@@ -114,4 +114,25 @@ describe( 'WCPayAPI', () => {
 			foo: 'bar',
 		} );
 	} );
+
+	test( 'WooPay should not support global theme styles', async () => {
+		buildAjaxURL.mockReturnValue( 'https://example.org/' );
+		getConfig.mockImplementation( ( key ) => {
+			const mockProperties = {
+				initWooPayNonce: 'foo',
+				isWooPayGlobalThemeSupportEnabled: false,
+			};
+			return mockProperties[ key ];
+		} );
+
+		const api = new WCPayAPI( {}, request );
+		await api.initWooPay( 'foo@bar.com', 'qwerty123' );
+
+		expect( request ).toHaveBeenLastCalledWith( 'https://example.org/', {
+			_wpnonce: 'foo',
+			appearance: null,
+			email: 'foo@bar.com',
+			user_session: 'qwerty123',
+		} );
+	} );
 } );
diff --git a/client/checkout/woopay/express-button/express-checkout-iframe.js b/client/checkout/woopay/express-button/express-checkout-iframe.js
index 34d85396cdd..1abe335763a 100644
--- a/client/checkout/woopay/express-button/express-checkout-iframe.js
+++ b/client/checkout/woopay/express-button/express-checkout-iframe.js
@@ -109,7 +109,9 @@ export const expressCheckoutIframe = async ( api, context, emailSelector ) => {
 					order_id: getConfig( 'order_id' ),
 					key: getConfig( 'key' ),
 					billing_email: getConfig( 'billing_email' ),
-					appearance: getAppearance( appearanceType ),
+					appearance: getConfig( 'isWooPayGlobalThemeSupportEnabled' )
+						? getAppearance( appearanceType )
+						: null,
 				}
 			).then( ( response ) => {
 				if ( response?.data?.session ) {
diff --git a/client/checkout/woopay/express-button/woopay-express-checkout-button.js b/client/checkout/woopay/express-button/woopay-express-checkout-button.js
index 3c1a085d2f9..2b2e7931a9b 100644
--- a/client/checkout/woopay/express-button/woopay-express-checkout-button.js
+++ b/client/checkout/woopay/express-button/woopay-express-checkout-button.js
@@ -229,7 +229,11 @@ export const WoopayExpressCheckoutButton = ( {
 					}
 					WooPayFirstPartyAuth.getWooPaySessionFromMerchant( {
 						_ajax_nonce: getConfig( 'woopaySessionNonce' ),
-						appearance: getAppearance( appearanceType ),
+						appearance: getConfig(
+							'isWooPayGlobalThemeSupportEnabled'
+						)
+							? getAppearance( appearanceType )
+							: null,
 					} )
 						.then( async ( response ) => {
 							if (
@@ -273,7 +277,9 @@ export const WoopayExpressCheckoutButton = ( {
 					order_id: getConfig( 'order_id' ),
 					key: getConfig( 'key' ),
 					billing_email: getConfig( 'billing_email' ),
-					appearance: getAppearance( appearanceType ),
+					appearance: getConfig( 'isWooPayGlobalThemeSupportEnabled' )
+						? getAppearance( appearanceType )
+						: null,
 				} )
 					.then( async ( response ) => {
 						if ( response?.blog_id && response?.data?.session ) {
diff --git a/client/data/settings/actions.js b/client/data/settings/actions.js
index 38928efff38..6a2e315657c 100644
--- a/client/data/settings/actions.js
+++ b/client/data/settings/actions.js
@@ -258,6 +258,12 @@ export function updateIsWooPayEnabled( isEnabled ) {
 	return updateSettingsValues( { is_woopay_enabled: isEnabled } );
 }
 
+export function updateIsWooPayGlobalThemeSupportEnabled( isEnabled ) {
+	return updateSettingsValues( {
+		is_woopay_global_theme_support_enabled: isEnabled,
+	} );
+}
+
 export function updateWooPayCustomMessage( message ) {
 	return updateSettingsValues( {
 		woopay_custom_message: message,
diff --git a/client/data/settings/hooks.js b/client/data/settings/hooks.js
index aef3408fbcd..8dca41224e6 100644
--- a/client/data/settings/hooks.js
+++ b/client/data/settings/hooks.js
@@ -418,6 +418,21 @@ export const useWooPayEnabledSettings = () => {
 	return [ isWooPayEnabled, updateIsWooPayEnabled ];
 };
 
+export const useWooPayGlobalThemeSupportEnabledSettings = () => {
+	const { updateIsWooPayGlobalThemeSupportEnabled } = useDispatch(
+		STORE_NAME
+	);
+
+	const isWooPayGlobalThemeSupportEnabled = useSelect( ( select ) =>
+		select( STORE_NAME ).getIsWooPayGlobalThemeSupportEnabled()
+	);
+
+	return [
+		isWooPayGlobalThemeSupportEnabled,
+		updateIsWooPayGlobalThemeSupportEnabled,
+	];
+};
+
 export const useWooPayCustomMessage = () => {
 	const { updateWooPayCustomMessage } = useDispatch( STORE_NAME );
 
diff --git a/client/data/settings/selectors.js b/client/data/settings/selectors.js
index 5de61c53123..912f67606d6 100644
--- a/client/data/settings/selectors.js
+++ b/client/data/settings/selectors.js
@@ -223,6 +223,10 @@ export const getIsWooPayEnabled = ( state ) => {
 	return getSettings( state ).is_woopay_enabled || false;
 };
 
+export const getIsWooPayGlobalThemeSupportEnabled = ( state ) => {
+	return getSettings( state ).is_woopay_global_theme_support_enabled || false;
+};
+
 export const getWooPayCustomMessage = ( state ) => {
 	return getSettings( state ).woopay_custom_message || '';
 };
diff --git a/client/settings/express-checkout-settings/general-payment-request-button-settings.js b/client/settings/express-checkout-settings/general-payment-request-button-settings.js
index 296a09b08b0..9154cf7fcde 100644
--- a/client/settings/express-checkout-settings/general-payment-request-button-settings.js
+++ b/client/settings/express-checkout-settings/general-payment-request-button-settings.js
@@ -7,6 +7,7 @@ import { __, sprintf } from '@wordpress/i18n';
 import {
 	// eslint-disable-next-line @wordpress/no-unsafe-wp-apis
 	__experimentalNumberControl as NumberControl,
+	CheckboxControl,
 	SelectControl,
 	RadioControl,
 	RangeControl,
@@ -31,6 +32,7 @@ import {
 	usePaymentRequestButtonBorderRadius,
 	usePaymentRequestEnabledSettings,
 	useWooPayEnabledSettings,
+	useWooPayGlobalThemeSupportEnabledSettings,
 } from 'wcpay/data';
 
 const makeButtonSizeText = ( string ) =>
@@ -165,6 +167,11 @@ const GeneralPaymentRequestButtonSettings = ( { type } ) => {
 		isPaymentRequestEnabled &&
 		isWooPayFeatureFlagEnabled;
 
+	const [
+		isWooPayGlobalThemeSupportEnabled,
+		updateIsWooPayGlobalThemeSupportEnabled,
+	] = useWooPayGlobalThemeSupportEnabledSettings();
+
 	return (
 		<CardBody>
 			{ showWarning && (
@@ -260,6 +267,30 @@ const GeneralPaymentRequestButtonSettings = ( { type } ) => {
 					</p>
 				</>
 			) }
+			{ wcpaySettings.isWooPayGlobalThemeSupportEligible &&
+				type === 'woopay' && (
+					<>
+						<h4>
+							{ __(
+								'WooPay Global Theme Support',
+								'woocommerce-payments'
+							) }
+						</h4>
+						<div className="test">
+							<CheckboxControl
+								disabled={ ! isWooPayEnabled }
+								checked={ isWooPayGlobalThemeSupportEnabled }
+								onChange={
+									updateIsWooPayGlobalThemeSupportEnabled
+								}
+								label={ __(
+									'Enable WooPay Global Theme Support',
+									'woocommerce-payments'
+								) }
+							/>
+						</div>
+					</>
+				) }
 			<h4>{ __( 'Preview', 'woocommerce-payments' ) }</h4>
 			<div className="payment-method-settings__option-help-text">
 				{ __(
diff --git a/client/settings/express-checkout-settings/test/index.js b/client/settings/express-checkout-settings/test/index.js
index 78a8101a5b7..84a71acda60 100644
--- a/client/settings/express-checkout-settings/test/index.js
+++ b/client/settings/express-checkout-settings/test/index.js
@@ -27,6 +27,9 @@ jest.mock( '../../../data', () => ( {
 	usePaymentRequestButtonSize: jest.fn().mockReturnValue( [ 'small' ] ),
 	usePaymentRequestButtonTheme: jest.fn().mockReturnValue( [ 'dark' ] ),
 	usePaymentRequestButtonBorderRadius: jest.fn().mockReturnValue( [ 4 ] ),
+	useWooPayGlobalThemeSupportEnabledSettings: jest
+		.fn()
+		.mockReturnValue( [ false, jest.fn() ] ),
 	useWooPayLocations: jest
 		.fn()
 		.mockReturnValue( [ [ true, true, true ], jest.fn() ] ),
diff --git a/client/settings/express-checkout-settings/test/payment-request-settings.test.js b/client/settings/express-checkout-settings/test/payment-request-settings.test.js
index 95c7efd1792..b3746b1964c 100644
--- a/client/settings/express-checkout-settings/test/payment-request-settings.test.js
+++ b/client/settings/express-checkout-settings/test/payment-request-settings.test.js
@@ -31,6 +31,9 @@ jest.mock( '../../../data', () => ( {
 	useWooPayEnabledSettings: jest.fn(),
 	useExpressCheckoutShowIncompatibilityNotice: jest.fn(),
 	useWooPayShowIncompatibilityNotice: jest.fn().mockReturnValue( false ),
+	useWooPayGlobalThemeSupportEnabledSettings: jest
+		.fn()
+		.mockReturnValue( [ false, jest.fn() ] ),
 } ) );
 
 jest.mock( '../payment-request-button-preview' );
diff --git a/includes/admin/class-wc-payments-admin.php b/includes/admin/class-wc-payments-admin.php
index c213c03bd42..018b5d6e1d8 100644
--- a/includes/admin/class-wc-payments-admin.php
+++ b/includes/admin/class-wc-payments-admin.php
@@ -898,6 +898,7 @@ private function get_js_settings(): array {
 			'trackingInfo'                       => $this->account->get_tracking_info(),
 			'lifetimeTPV'                        => $this->account->get_lifetime_total_payment_volume(),
 			'defaultExpressCheckoutBorderRadius' => WC_Payments_Express_Checkout_Button_Handler::DEFAULT_BORDER_RADIUS_IN_PX,
+			'isWooPayGlobalThemeSupportEligible' => WC_Payments_Features::is_woopay_global_theme_support_eligible(),
 		];
 
 		return apply_filters( 'wcpay_js_settings', $this->wcpay_js_settings );
diff --git a/includes/admin/class-wc-rest-payments-settings-controller.php b/includes/admin/class-wc-rest-payments-settings-controller.php
index 7d96afbeaf5..314faad586f 100644
--- a/includes/admin/class-wc-rest-payments-settings-controller.php
+++ b/includes/admin/class-wc-rest-payments-settings-controller.php
@@ -474,61 +474,62 @@ public function get_settings(): WP_REST_Response {
 
 		return new WP_REST_Response(
 			[
-				'enabled_payment_method_ids'           => $enabled_payment_methods,
-				'available_payment_method_ids'         => $available_upe_payment_methods,
-				'payment_method_statuses'              => $this->wcpay_gateway->get_upe_enabled_payment_method_statuses(),
-				'duplicated_payment_method_ids'        => $this->wcpay_gateway->find_duplicates(),
-				'is_wcpay_enabled'                     => $this->wcpay_gateway->is_enabled(),
-				'is_manual_capture_enabled'            => 'yes' === $this->wcpay_gateway->get_option( 'manual_capture' ),
-				'is_test_mode_enabled'                 => WC_Payments::mode()->is_test(),
-				'is_dev_mode_enabled'                  => WC_Payments::mode()->is_dev(),
-				'is_multi_currency_enabled'            => WC_Payments_Features::is_customer_multi_currency_enabled(),
-				'is_wcpay_subscriptions_enabled'       => WC_Payments_Features::is_wcpay_subscriptions_enabled(),
-				'is_stripe_billing_enabled'            => WC_Payments_Features::is_stripe_billing_enabled(),
-				'is_wcpay_subscriptions_eligible'      => WC_Payments_Features::is_wcpay_subscriptions_eligible(),
-				'is_subscriptions_plugin_active'       => $this->wcpay_gateway->is_subscriptions_plugin_active(),
-				'account_country'                      => $this->wcpay_gateway->get_option( 'account_country' ),
-				'account_statement_descriptor'         => $this->wcpay_gateway->get_option( 'account_statement_descriptor' ),
-				'account_statement_descriptor_kanji'   => $this->wcpay_gateway->get_option( 'account_statement_descriptor_kanji' ),
-				'account_statement_descriptor_kana'    => $this->wcpay_gateway->get_option( 'account_statement_descriptor_kana' ),
-				'account_business_name'                => $this->wcpay_gateway->get_option( 'account_business_name' ),
-				'account_business_url'                 => $this->wcpay_gateway->get_option( 'account_business_url' ),
-				'account_business_support_address'     => $this->wcpay_gateway->get_option( 'account_business_support_address' ),
-				'account_business_support_email'       => $this->wcpay_gateway->get_option( 'account_business_support_email' ),
-				'account_business_support_phone'       => $this->wcpay_gateway->get_option( 'account_business_support_phone' ),
-				'account_branding_logo'                => $this->wcpay_gateway->get_option( 'account_branding_logo' ),
-				'account_branding_icon'                => $this->wcpay_gateway->get_option( 'account_branding_icon' ),
-				'account_branding_primary_color'       => $this->wcpay_gateway->get_option( 'account_branding_primary_color' ),
-				'account_branding_secondary_color'     => $this->wcpay_gateway->get_option( 'account_branding_secondary_color' ),
-				'account_domestic_currency'            => $this->wcpay_gateway->get_option( 'account_domestic_currency' ),
-				'is_payment_request_enabled'           => 'yes' === $this->wcpay_gateway->get_option( 'payment_request' ),
-				'is_debug_log_enabled'                 => 'yes' === $this->wcpay_gateway->get_option( 'enable_logging' ),
-				'payment_request_enabled_locations'    => $this->wcpay_gateway->get_option( 'payment_request_button_locations' ),
-				'payment_request_button_size'          => $this->wcpay_gateway->get_option( 'payment_request_button_size' ),
-				'payment_request_button_type'          => $this->wcpay_gateway->get_option( 'payment_request_button_type' ),
-				'payment_request_button_theme'         => $this->wcpay_gateway->get_option( 'payment_request_button_theme' ),
-				'payment_request_button_border_radius' => WC_Payments_Features::is_stripe_ece_enabled() ? $this->wcpay_gateway->get_option( 'payment_request_button_border_radius', WC_Payments_Express_Checkout_Button_Handler::DEFAULT_BORDER_RADIUS_IN_PX ) : WC_Payments_Express_Checkout_Button_Handler::DEFAULT_BORDER_RADIUS_IN_PX,
-				'is_saved_cards_enabled'               => $this->wcpay_gateway->is_saved_cards_enabled(),
-				'is_card_present_eligible'             => $this->wcpay_gateway->is_card_present_eligible() && isset( WC()->payment_gateways()->get_available_payment_gateways()['cod'] ),
-				'is_woopay_enabled'                    => 'yes' === $this->wcpay_gateway->get_option( 'platform_checkout' ),
-				'show_woopay_incompatibility_notice'   => get_option( 'woopay_invalid_extension_found', false ),
+				'enabled_payment_method_ids'             => $enabled_payment_methods,
+				'available_payment_method_ids'           => $available_upe_payment_methods,
+				'payment_method_statuses'                => $this->wcpay_gateway->get_upe_enabled_payment_method_statuses(),
+				'duplicated_payment_method_ids'          => $this->wcpay_gateway->find_duplicates(),
+				'is_wcpay_enabled'                       => $this->wcpay_gateway->is_enabled(),
+				'is_manual_capture_enabled'              => 'yes' === $this->wcpay_gateway->get_option( 'manual_capture' ),
+				'is_test_mode_enabled'                   => WC_Payments::mode()->is_test(),
+				'is_dev_mode_enabled'                    => WC_Payments::mode()->is_dev(),
+				'is_multi_currency_enabled'              => WC_Payments_Features::is_customer_multi_currency_enabled(),
+				'is_wcpay_subscriptions_enabled'         => WC_Payments_Features::is_wcpay_subscriptions_enabled(),
+				'is_stripe_billing_enabled'              => WC_Payments_Features::is_stripe_billing_enabled(),
+				'is_wcpay_subscriptions_eligible'        => WC_Payments_Features::is_wcpay_subscriptions_eligible(),
+				'is_subscriptions_plugin_active'         => $this->wcpay_gateway->is_subscriptions_plugin_active(),
+				'is_woopay_global_theme_support_enabled' => $this->wcpay_gateway->is_woopay_global_theme_support_enabled(),
+				'account_country'                        => $this->wcpay_gateway->get_option( 'account_country' ),
+				'account_statement_descriptor'           => $this->wcpay_gateway->get_option( 'account_statement_descriptor' ),
+				'account_statement_descriptor_kanji'     => $this->wcpay_gateway->get_option( 'account_statement_descriptor_kanji' ),
+				'account_statement_descriptor_kana'      => $this->wcpay_gateway->get_option( 'account_statement_descriptor_kana' ),
+				'account_business_name'                  => $this->wcpay_gateway->get_option( 'account_business_name' ),
+				'account_business_url'                   => $this->wcpay_gateway->get_option( 'account_business_url' ),
+				'account_business_support_address'       => $this->wcpay_gateway->get_option( 'account_business_support_address' ),
+				'account_business_support_email'         => $this->wcpay_gateway->get_option( 'account_business_support_email' ),
+				'account_business_support_phone'         => $this->wcpay_gateway->get_option( 'account_business_support_phone' ),
+				'account_branding_logo'                  => $this->wcpay_gateway->get_option( 'account_branding_logo' ),
+				'account_branding_icon'                  => $this->wcpay_gateway->get_option( 'account_branding_icon' ),
+				'account_branding_primary_color'         => $this->wcpay_gateway->get_option( 'account_branding_primary_color' ),
+				'account_branding_secondary_color'       => $this->wcpay_gateway->get_option( 'account_branding_secondary_color' ),
+				'account_domestic_currency'              => $this->wcpay_gateway->get_option( 'account_domestic_currency' ),
+				'is_payment_request_enabled'             => 'yes' === $this->wcpay_gateway->get_option( 'payment_request' ),
+				'is_debug_log_enabled'                   => 'yes' === $this->wcpay_gateway->get_option( 'enable_logging' ),
+				'payment_request_enabled_locations'      => $this->wcpay_gateway->get_option( 'payment_request_button_locations' ),
+				'payment_request_button_size'            => $this->wcpay_gateway->get_option( 'payment_request_button_size' ),
+				'payment_request_button_type'            => $this->wcpay_gateway->get_option( 'payment_request_button_type' ),
+				'payment_request_button_theme'           => $this->wcpay_gateway->get_option( 'payment_request_button_theme' ),
+				'payment_request_button_border_radius'   => WC_Payments_Features::is_stripe_ece_enabled() ? $this->wcpay_gateway->get_option( 'payment_request_button_border_radius', WC_Payments_Express_Checkout_Button_Handler::DEFAULT_BORDER_RADIUS_IN_PX ) : WC_Payments_Express_Checkout_Button_Handler::DEFAULT_BORDER_RADIUS_IN_PX,
+				'is_saved_cards_enabled'                 => $this->wcpay_gateway->is_saved_cards_enabled(),
+				'is_card_present_eligible'               => $this->wcpay_gateway->is_card_present_eligible() && isset( WC()->payment_gateways()->get_available_payment_gateways()['cod'] ),
+				'is_woopay_enabled'                      => 'yes' === $this->wcpay_gateway->get_option( 'platform_checkout' ),
+				'show_woopay_incompatibility_notice'     => get_option( 'woopay_invalid_extension_found', false ),
 				'show_express_checkout_incompatibility_notice' => $this->should_show_express_checkout_incompatibility_notice(),
-				'woopay_custom_message'                => $this->wcpay_gateway->get_option( 'platform_checkout_custom_message' ),
-				'woopay_store_logo'                    => $this->wcpay_gateway->get_option( 'platform_checkout_store_logo' ),
-				'woopay_enabled_locations'             => $this->wcpay_gateway->get_option( 'platform_checkout_button_locations', array_keys( $wcpay_form_fields['payment_request_button_locations']['options'] ) ),
-				'deposit_schedule_interval'            => $this->wcpay_gateway->get_option( 'deposit_schedule_interval' ),
-				'deposit_schedule_monthly_anchor'      => $this->wcpay_gateway->get_option( 'deposit_schedule_monthly_anchor' ),
-				'deposit_schedule_weekly_anchor'       => $this->wcpay_gateway->get_option( 'deposit_schedule_weekly_anchor' ),
-				'deposit_delay_days'                   => $this->wcpay_gateway->get_option( 'deposit_delay_days' ),
-				'deposit_status'                       => $this->wcpay_gateway->get_option( 'deposit_status' ),
-				'deposit_restrictions'                 => $this->wcpay_gateway->get_option( 'deposit_restrictions' ),
-				'deposit_completed_waiting_period'     => $this->wcpay_gateway->get_option( 'deposit_completed_waiting_period' ),
-				'reporting_export_language'            => $this->wcpay_gateway->get_option( 'reporting_export_language' ),
-				'current_protection_level'             => $this->wcpay_gateway->get_option( 'current_protection_level' ),
-				'advanced_fraud_protection_settings'   => $this->wcpay_gateway->get_option( 'advanced_fraud_protection_settings' ),
-				'is_migrating_stripe_billing'          => $is_migrating_stripe_billing ?? false,
-				'stripe_billing_subscription_count'    => $stripe_billing_subscription_count ?? 0,
-				'stripe_billing_migrated_count'        => $stripe_billing_migrated_count ?? 0,
+				'woopay_custom_message'                  => $this->wcpay_gateway->get_option( 'platform_checkout_custom_message' ),
+				'woopay_store_logo'                      => $this->wcpay_gateway->get_option( 'platform_checkout_store_logo' ),
+				'woopay_enabled_locations'               => $this->wcpay_gateway->get_option( 'platform_checkout_button_locations', array_keys( $wcpay_form_fields['payment_request_button_locations']['options'] ) ),
+				'deposit_schedule_interval'              => $this->wcpay_gateway->get_option( 'deposit_schedule_interval' ),
+				'deposit_schedule_monthly_anchor'        => $this->wcpay_gateway->get_option( 'deposit_schedule_monthly_anchor' ),
+				'deposit_schedule_weekly_anchor'         => $this->wcpay_gateway->get_option( 'deposit_schedule_weekly_anchor' ),
+				'deposit_delay_days'                     => $this->wcpay_gateway->get_option( 'deposit_delay_days' ),
+				'deposit_status'                         => $this->wcpay_gateway->get_option( 'deposit_status' ),
+				'deposit_restrictions'                   => $this->wcpay_gateway->get_option( 'deposit_restrictions' ),
+				'deposit_completed_waiting_period'       => $this->wcpay_gateway->get_option( 'deposit_completed_waiting_period' ),
+				'reporting_export_language'              => $this->wcpay_gateway->get_option( 'reporting_export_language' ),
+				'current_protection_level'               => $this->wcpay_gateway->get_option( 'current_protection_level' ),
+				'advanced_fraud_protection_settings'     => $this->wcpay_gateway->get_option( 'advanced_fraud_protection_settings' ),
+				'is_migrating_stripe_billing'            => $is_migrating_stripe_billing ?? false,
+				'stripe_billing_subscription_count'      => $stripe_billing_subscription_count ?? 0,
+				'stripe_billing_migrated_count'          => $stripe_billing_migrated_count ?? 0,
 			]
 		);
 	}
@@ -551,6 +552,7 @@ public function update_settings( WP_REST_Request $request ) {
 		$this->update_payment_request_appearance( $request );
 		$this->update_is_saved_cards_enabled( $request );
 		$this->update_is_woopay_enabled( $request );
+		$this->update_is_woopay_global_theme_support_enabled( $request );
 		$this->update_reporting_export_language( $request );
 		$this->update_woopay_store_logo( $request );
 		$this->update_woopay_custom_message( $request );
@@ -873,6 +875,21 @@ private function update_is_woopay_enabled( WP_REST_Request $request ) {
 		$this->wcpay_gateway->update_is_woopay_enabled( $is_woopay_enabled );
 	}
 
+	/**
+	 * Updates the WooPay Global Theme Support enable/disable settings.
+	 *
+	 * @param WP_REST_Request $request Request object.
+	 */
+	private function update_is_woopay_global_theme_support_enabled( WP_REST_Request $request ) {
+		if ( ! $request->has_param( 'is_woopay_global_theme_support_enabled' ) ) {
+			return;
+		}
+
+		$value = $request->get_param( 'is_woopay_global_theme_support_enabled' );
+
+		$this->wcpay_gateway->update_is_woopay_global_theme_support_enabled( $value );
+	}
+
 	/**
 	 * Updates the custom message that will appear for woopay customers.
 	 *
diff --git a/includes/class-wc-payment-gateway-wcpay.php b/includes/class-wc-payment-gateway-wcpay.php
index 41c4f101719..c46a9b70e62 100644
--- a/includes/class-wc-payment-gateway-wcpay.php
+++ b/includes/class-wc-payment-gateway-wcpay.php
@@ -2546,6 +2546,34 @@ public function update_is_woopay_enabled( $is_woopay_enabled ) {
 		}
 	}
 
+	/**
+	 * Updates whether woopay global theme support is enabled or disabled.
+	 *
+	 * @param bool $value Whether woopay global theme support should be enabled.
+	 */
+	public function update_is_woopay_global_theme_support_enabled( $value ) {
+		$current_value = 'yes' === $this->get_option( 'is_woopay_global_theme_support_enabled', 'no' );
+
+		if ( $value !== $current_value ) {
+			WC_Payments::woopay_tracker()->maybe_record_admin_event(
+				$value ? 'woopay_global_theme_support_enabled' : 'woopay_global_theme_support_disabled',
+				[ 'test_mode' => WC_Payments::mode()->is_test() ? 1 : 0 ]
+			);
+
+			$this->update_option( 'is_woopay_global_theme_support_enabled', $value ? 'yes' : 'no' );
+		}
+	}
+
+
+	/**
+	 * Checks whether the WooPay global theme support is enabled.
+	 *
+	 * @return bool The result.
+	 */
+	public function is_woopay_global_theme_support_enabled() {
+		return WC_Payments_Features::is_woopay_global_theme_support_eligible() && 'yes' === $this->get_option( 'is_woopay_global_theme_support_enabled' );
+	}
+
 	/**
 	 * Init settings for gateways.
 	 */
diff --git a/includes/class-wc-payments-checkout.php b/includes/class-wc-payments-checkout.php
index 5f86d639727..f2fcbcf5a23 100644
--- a/includes/class-wc-payments-checkout.php
+++ b/includes/class-wc-payments-checkout.php
@@ -177,37 +177,38 @@ public function get_payment_fields_js_config() {
 		$gateway = WC_Payments::get_gateway() ?? $this->gateway;
 
 		$js_config = [
-			'publishableKey'                  => $this->account->get_publishable_key( WC_Payments::mode()->is_test() ),
-			'testMode'                        => WC_Payments::mode()->is_test(),
-			'accountId'                       => $this->account->get_stripe_account_id(),
-			'ajaxUrl'                         => admin_url( 'admin-ajax.php' ),
-			'wcAjaxUrl'                       => WC_AJAX::get_endpoint( '%%endpoint%%' ),
-			'createSetupIntentNonce'          => wp_create_nonce( 'wcpay_create_setup_intent_nonce' ),
-			'initWooPayNonce'                 => wp_create_nonce( 'wcpay_init_woopay_nonce' ),
-			'saveUPEAppearanceNonce'          => wp_create_nonce( 'wcpay_save_upe_appearance_nonce' ),
-			'genericErrorMessage'             => __( 'There was a problem processing the payment. Please check your email inbox and refresh the page to try again.', 'woocommerce-payments' ),
-			'fraudServices'                   => $this->fraud_service->get_fraud_services_config(),
-			'features'                        => $this->gateway->supports,
-			'forceNetworkSavedCards'          => WC_Payments::is_network_saved_cards_enabled() || $gateway->should_use_stripe_platform_on_checkout_page(),
-			'locale'                          => WC_Payments_Utils::convert_to_stripe_locale( get_locale() ),
-			'isPreview'                       => is_preview(),
-			'isSavedCardsEnabled'             => $this->gateway->is_saved_cards_enabled(),
-			'isExpressCheckoutElementEnabled' => WC_Payments_Features::is_stripe_ece_enabled(),
-			'isTokenizedCartPrbEnabled'       => WC_Payments_Features::is_tokenized_cart_prb_enabled(),
-			'isWooPayEnabled'                 => $this->woopay_util->should_enable_woopay( $this->gateway ) && $this->woopay_util->should_enable_woopay_on_cart_or_checkout(),
-			'isWoopayExpressCheckoutEnabled'  => $this->woopay_util->is_woopay_express_checkout_enabled(),
-			'isWoopayFirstPartyAuthEnabled'   => $this->woopay_util->is_woopay_first_party_auth_enabled(),
-			'isWooPayEmailInputEnabled'       => $this->woopay_util->is_woopay_email_input_enabled(),
-			'isWooPayDirectCheckoutEnabled'   => WC_Payments_Features::is_woopay_direct_checkout_enabled(),
-			'woopayHost'                      => WooPay_Utilities::get_woopay_url(),
-			'platformTrackerNonce'            => wp_create_nonce( 'platform_tracks_nonce' ),
-			'accountIdForIntentConfirmation'  => apply_filters( 'wc_payments_account_id_for_intent_confirmation', '' ),
-			'wcpayVersionNumber'              => WCPAY_VERSION_NUMBER,
-			'woopaySignatureNonce'            => wp_create_nonce( 'woopay_signature_nonce' ),
-			'woopaySessionNonce'              => wp_create_nonce( 'woopay_session_nonce' ),
-			'woopayMerchantId'                => Jetpack_Options::get_option( 'id' ),
-			'icon'                            => $this->gateway->get_icon_url(),
-			'woopayMinimumSessionData'        => WooPay_Session::get_woopay_minimum_session_data(),
+			'publishableKey'                    => $this->account->get_publishable_key( WC_Payments::mode()->is_test() ),
+			'testMode'                          => WC_Payments::mode()->is_test(),
+			'accountId'                         => $this->account->get_stripe_account_id(),
+			'ajaxUrl'                           => admin_url( 'admin-ajax.php' ),
+			'wcAjaxUrl'                         => WC_AJAX::get_endpoint( '%%endpoint%%' ),
+			'createSetupIntentNonce'            => wp_create_nonce( 'wcpay_create_setup_intent_nonce' ),
+			'initWooPayNonce'                   => wp_create_nonce( 'wcpay_init_woopay_nonce' ),
+			'saveUPEAppearanceNonce'            => wp_create_nonce( 'wcpay_save_upe_appearance_nonce' ),
+			'genericErrorMessage'               => __( 'There was a problem processing the payment. Please check your email inbox and refresh the page to try again.', 'woocommerce-payments' ),
+			'fraudServices'                     => $this->fraud_service->get_fraud_services_config(),
+			'features'                          => $this->gateway->supports,
+			'forceNetworkSavedCards'            => WC_Payments::is_network_saved_cards_enabled() || $gateway->should_use_stripe_platform_on_checkout_page(),
+			'locale'                            => WC_Payments_Utils::convert_to_stripe_locale( get_locale() ),
+			'isPreview'                         => is_preview(),
+			'isSavedCardsEnabled'               => $this->gateway->is_saved_cards_enabled(),
+			'isExpressCheckoutElementEnabled'   => WC_Payments_Features::is_stripe_ece_enabled(),
+			'isTokenizedCartPrbEnabled'         => WC_Payments_Features::is_tokenized_cart_prb_enabled(),
+			'isWooPayEnabled'                   => $this->woopay_util->should_enable_woopay( $this->gateway ) && $this->woopay_util->should_enable_woopay_on_cart_or_checkout(),
+			'isWoopayExpressCheckoutEnabled'    => $this->woopay_util->is_woopay_express_checkout_enabled(),
+			'isWoopayFirstPartyAuthEnabled'     => $this->woopay_util->is_woopay_first_party_auth_enabled(),
+			'isWooPayEmailInputEnabled'         => $this->woopay_util->is_woopay_email_input_enabled(),
+			'isWooPayDirectCheckoutEnabled'     => WC_Payments_Features::is_woopay_direct_checkout_enabled(),
+			'isWooPayGlobalThemeSupportEnabled' => $this->gateway->is_woopay_global_theme_support_enabled(),
+			'woopayHost'                        => WooPay_Utilities::get_woopay_url(),
+			'platformTrackerNonce'              => wp_create_nonce( 'platform_tracks_nonce' ),
+			'accountIdForIntentConfirmation'    => apply_filters( 'wc_payments_account_id_for_intent_confirmation', '' ),
+			'wcpayVersionNumber'                => WCPAY_VERSION_NUMBER,
+			'woopaySignatureNonce'              => wp_create_nonce( 'woopay_signature_nonce' ),
+			'woopaySessionNonce'                => wp_create_nonce( 'woopay_session_nonce' ),
+			'woopayMerchantId'                  => Jetpack_Options::get_option( 'id' ),
+			'icon'                              => $this->gateway->get_icon_url(),
+			'woopayMinimumSessionData'          => WooPay_Session::get_woopay_minimum_session_data(),
 		];
 
 		/**
diff --git a/includes/class-wc-payments-features.php b/includes/class-wc-payments-features.php
index 9a8ecb59b4c..97edcf32615 100644
--- a/includes/class-wc-payments-features.php
+++ b/includes/class-wc-payments-features.php
@@ -21,16 +21,17 @@ class WC_Payments_Features {
 	 *   - The next version of WooPayments.
 	 *   - The flag to be deleted.
 	 */
-	const WCPAY_SUBSCRIPTIONS_FLAG_NAME     = '_wcpay_feature_subscriptions';
-	const STRIPE_BILLING_FLAG_NAME          = '_wcpay_feature_stripe_billing';
-	const STRIPE_ECE_FLAG_NAME              = '_wcpay_feature_stripe_ece';
-	const WOOPAY_EXPRESS_CHECKOUT_FLAG_NAME = '_wcpay_feature_woopay_express_checkout';
-	const WOOPAY_FIRST_PARTY_AUTH_FLAG_NAME = '_wcpay_feature_woopay_first_party_auth';
-	const WOOPAY_DIRECT_CHECKOUT_FLAG_NAME  = '_wcpay_feature_woopay_direct_checkout';
-	const AUTH_AND_CAPTURE_FLAG_NAME        = '_wcpay_feature_auth_and_capture';
-	const DISPUTE_ISSUER_EVIDENCE           = '_wcpay_feature_dispute_issuer_evidence';
-	const TOKENIZED_CART_PRB_FLAG_NAME      = '_wcpay_feature_tokenized_cart_prb';
-	const PAYMENT_OVERVIEW_WIDGET_FLAG_NAME = '_wcpay_feature_payment_overview_widget';
+	const WCPAY_SUBSCRIPTIONS_FLAG_NAME         = '_wcpay_feature_subscriptions';
+	const STRIPE_BILLING_FLAG_NAME              = '_wcpay_feature_stripe_billing';
+	const STRIPE_ECE_FLAG_NAME                  = '_wcpay_feature_stripe_ece';
+	const WOOPAY_EXPRESS_CHECKOUT_FLAG_NAME     = '_wcpay_feature_woopay_express_checkout';
+	const WOOPAY_FIRST_PARTY_AUTH_FLAG_NAME     = '_wcpay_feature_woopay_first_party_auth';
+	const WOOPAY_DIRECT_CHECKOUT_FLAG_NAME      = '_wcpay_feature_woopay_direct_checkout';
+	const AUTH_AND_CAPTURE_FLAG_NAME            = '_wcpay_feature_auth_and_capture';
+	const DISPUTE_ISSUER_EVIDENCE               = '_wcpay_feature_dispute_issuer_evidence';
+	const TOKENIZED_CART_PRB_FLAG_NAME          = '_wcpay_feature_tokenized_cart_prb';
+	const PAYMENT_OVERVIEW_WIDGET_FLAG_NAME     = '_wcpay_feature_payment_overview_widget';
+	const WOOPAY_GLOBAL_THEME_SUPPORT_FLAG_NAME = '_wcpay_feature_woopay_global_theme_support';
 
 	/**
 	 * Indicates whether card payments are enabled for this (Stripe) account.
@@ -260,6 +261,16 @@ public static function is_woopay_direct_checkout_enabled() {
 		return $is_direct_checkout_eligible && $is_direct_checkout_flag_enabled && self::is_woopayments_gateway_enabled() && self::is_woopay_enabled();
 	}
 
+	/**
+	 * Checks whether WooPay global theme support is eligible.
+	 *
+	 * @return bool
+	 */
+	public static function is_woopay_global_theme_support_eligible() {
+		$account_cache = WC_Payments::get_database_cache()->get( WCPay\Database_Cache::ACCOUNT_KEY, true );
+		return is_array( $account_cache ) && $account_cache['platform_global_theme_support_enabled'] ?? false;
+	}
+
 	/**
 	 * Checks whether Auth & Capture (uncaptured transactions tab, capture from payment details page) is enabled.
 	 *