diff --git a/assets/js/components/notifications/BannerNotification/index.js b/assets/js/components/notifications/BannerNotification/index.js
index 21382151285..6c1cecb0f79 100644
--- a/assets/js/components/notifications/BannerNotification/index.js
+++ b/assets/js/components/notifications/BannerNotification/index.js
@@ -99,6 +99,7 @@ function BannerNotification( {
 	WinImageSVG,
 	rounded = false,
 	footer,
+	ctaComponent,
 } ) {
 	// Closed notifications are invisible, but still occupy space.
 	const [ isClosed, setIsClosed ] = useState( false );
@@ -334,7 +335,7 @@ function BannerNotification( {
 
 	// ctaLink links are always buttons, in which case the dismiss should be a Link.
 	// If there is only a dismiss however, it should be the primary action with a Button.
-	const DismissComponent = ctaLink ? Link : Button;
+	const DismissComponent = ctaLink || ctaComponent ? Link : Button;
 
 	return (
 		<section
@@ -398,8 +399,13 @@ function BannerNotification( {
 							</Fragment>
 						) }
 
-						{ ( ctaLink || isDismissible || dismiss ) && (
+						{ ( ctaLink ||
+							isDismissible ||
+							dismiss ||
+							ctaComponent ) && (
 							<div className="googlesitekit-publisher-win__actions">
+								{ ctaComponent }
+
 								{ ctaLink && (
 									<Button
 										className="googlesitekit-notification__cta"
diff --git a/assets/js/modules/analytics-4/components/dashboard/ActivationBanner/ReminderBanner.js b/assets/js/modules/analytics-4/components/dashboard/ActivationBanner/ReminderBanner.js
index c8195ea3a37..b3051ac4920 100644
--- a/assets/js/modules/analytics-4/components/dashboard/ActivationBanner/ReminderBanner.js
+++ b/assets/js/modules/analytics-4/components/dashboard/ActivationBanner/ReminderBanner.js
@@ -35,7 +35,7 @@ import { AdminMenuTooltip } from '../../../../../components/AdminMenuTooltip/Adm
 import { getBannerDismissalExpiryTime } from '../../../utils/banner-dismissal-expiry';
 const { useSelect } = Data;
 
-export default function ReminderBanner( { onCTAClick } ) {
+export default function ReminderBanner( { onSubmitSuccess } ) {
 	const referenceDateString = useSelect( ( select ) =>
 		select( CORE_USER ).getReferenceDate()
 	);
@@ -79,8 +79,8 @@ export default function ReminderBanner( { onCTAClick } ) {
 			/* TODO: Internationalize title below */
 			description={ 'Placeholder description text to replace.' }
 			ctaLabel={ __( 'Set up now', 'google-site-kit' ) }
-			ctaLink={ onCTAClick ? '#' : null }
-			onCTAClick={ onCTAClick }
+			ctaLink={ onSubmitSuccess ? '#' : null }
+			onCTAClick={ onSubmitSuccess }
 			dismiss={ __( 'Remind me later', 'google-site-kit' ) }
 			dismissExpires={ getBannerDismissalExpiryTime(
 				referenceDateString
diff --git a/assets/js/modules/analytics-4/components/dashboard/ActivationBanner/SetupBanner.js b/assets/js/modules/analytics-4/components/dashboard/ActivationBanner/SetupBanner.js
index 4c1abf05793..ba937c9a51c 100644
--- a/assets/js/modules/analytics-4/components/dashboard/ActivationBanner/SetupBanner.js
+++ b/assets/js/modules/analytics-4/components/dashboard/ActivationBanner/SetupBanner.js
@@ -19,7 +19,7 @@
 /**
  * WordPress dependencies
  */
-import { Fragment } from '@wordpress/element';
+import { Fragment, useCallback, useState } from '@wordpress/element';
 import { __, sprintf } from '@wordpress/i18n';
 
 /**
@@ -31,18 +31,25 @@ import {
 	PropertySelect,
 	UseSnippetSwitch,
 } from '../../../../analytics-4/components/common';
+import ErrorNotice from '../../../../../components/ErrorNotice';
+import SpinnerButton from '../../../../../components/SpinnerButton';
+import {
+	MODULES_ANALYTICS_4,
+	PROPERTY_CREATE,
+} from '../../../datastore/constants';
 import useExistingTagEffect from '../../../../analytics-4/hooks/useExistingTagEffect';
 import { MODULES_ANALYTICS } from '../../../../analytics/datastore/constants';
-import { MODULES_ANALYTICS_4 } from '../../../datastore/constants';
 import { CORE_USER } from '../../../../../googlesitekit/datastore/user/constants';
 import { ACTIVATION_ACKNOWLEDGEMENT_TOOLTIP_STATE_KEY } from '../../../constants';
 import { useTooltipState } from '../../../../../components/AdminMenuTooltip/useTooltipState';
 import { useShowTooltip } from '../../../../../components/AdminMenuTooltip/useShowTooltip';
 import { AdminMenuTooltip } from '../../../../../components/AdminMenuTooltip/AdminMenuTooltip';
 import { getBannerDismissalExpiryTime } from '../../../utils/banner-dismissal-expiry';
-const { useSelect } = Data;
+const { useDispatch, useSelect } = Data;
+
+export default function SetupBanner( { onSubmitSuccess } ) {
+	const [ errorNotice, setErrorNotice ] = useState( null );
 
-export default function SetupBanner( { onCTAClick } ) {
 	const hasExistingProperty = useSelect( ( select ) => {
 		const accountID = select( MODULES_ANALYTICS ).getAccountID();
 		const properties =
@@ -59,6 +66,22 @@ export default function SetupBanner( { onCTAClick } ) {
 		select( CORE_USER ).getReferenceDate()
 	);
 
+	const { submitChanges, selectProperty } =
+		useDispatch( MODULES_ANALYTICS_4 );
+
+	const handleSubmitChanges = useCallback( async () => {
+		const { error } = await submitChanges();
+
+		if ( error ) {
+			setErrorNotice( error );
+
+			return;
+		}
+
+		// Ask the parent component to show the success banner.
+		onSubmitSuccess();
+	}, [ onSubmitSuccess, submitChanges ] );
+
 	const { isTooltipVisible } = useTooltipState(
 		ACTIVATION_ACKNOWLEDGEMENT_TOOLTIP_STATE_KEY
 	);
@@ -137,30 +160,30 @@ export default function SetupBanner( { onCTAClick } ) {
 				) }
 			</div>
 		);
-	} else if ( existingTag ) {
-		title = __(
-			'No existing Google Analytics 4 property found, Site Kit will help you create a new one and insert it on your site',
-			'google-site-kit'
-		);
-		ctaLabel = __( 'Create property', 'google-site-kit' );
-		footer = sprintf(
-			/* translators: %s: The existing tag ID. */
-			__(
-				'A GA4 tag %s is found on this site but this property is not associated with your Google Analytics account. You can always add/edit this in the Site Kit Settings.',
-				'google-site-kit'
-			),
-			existingTag
-		);
 	} else {
+		selectProperty( PROPERTY_CREATE );
+
 		title = __(
 			'No existing Google Analytics 4 property found, Site Kit will help you create a new one and insert it on your site',
 			'google-site-kit'
 		);
 		ctaLabel = __( 'Create property', 'google-site-kit' );
-		footer = __(
-			'You can always add/edit this in the Site Kit Settings.',
-			'google-site-kit'
-		);
+
+		if ( existingTag ) {
+			footer = sprintf(
+				/* translators: %s: The existing tag ID. */
+				__(
+					'A GA4 tag %s is found on this site but this property is not associated with your Google Analytics account. You can always add/edit this in the Site Kit Settings.',
+					'google-site-kit'
+				),
+				existingTag
+			);
+		} else {
+			footer = __(
+				'You can always add/edit this in the Site Kit Settings.',
+				'google-site-kit'
+			);
+		}
 	}
 
 	return (
@@ -168,9 +191,11 @@ export default function SetupBanner( { onCTAClick } ) {
 			id="ga4-activation-banner"
 			className="googlesitekit-ga4-setup-banner"
 			title={ title }
-			ctaLabel={ ctaLabel }
-			ctaLink={ onCTAClick ? '#' : null }
-			onCTAClick={ onCTAClick }
+			ctaComponent={
+				<SpinnerButton onClick={ handleSubmitChanges }>
+					{ ctaLabel }
+				</SpinnerButton>
+			}
 			footer={ <p>{ footer }</p> }
 			dismiss={ __( 'Cancel', 'google-site-kit' ) }
 			dismissExpires={ getBannerDismissalExpiryTime(
@@ -178,6 +203,7 @@ export default function SetupBanner( { onCTAClick } ) {
 			) }
 			onDismiss={ showTooltip }
 		>
+			{ errorNotice && <ErrorNotice error={ errorNotice } /> }
 			{ children }
 		</BannerNotification>
 	);
diff --git a/assets/js/modules/analytics-4/components/dashboard/ActivationBanner/SetupBanner.stories.js b/assets/js/modules/analytics-4/components/dashboard/ActivationBanner/SetupBanner.stories.js
index 9bd0ff47004..2580c8b4d18 100644
--- a/assets/js/modules/analytics-4/components/dashboard/ActivationBanner/SetupBanner.stories.js
+++ b/assets/js/modules/analytics-4/components/dashboard/ActivationBanner/SetupBanner.stories.js
@@ -138,7 +138,7 @@ NoPropertyWithTag.decorators = [
 export default {
 	title: 'Modules/Analytics4/SetupBanner',
 	args: {
-		onCTAClick: () => {},
+		onSubmitSuccess: () => {},
 	},
 	decorators: [
 		( Story ) => {
diff --git a/assets/js/modules/analytics-4/components/dashboard/ActivationBanner/index.js b/assets/js/modules/analytics-4/components/dashboard/ActivationBanner/index.js
index 97dfa5436b7..e54294d18f0 100644
--- a/assets/js/modules/analytics-4/components/dashboard/ActivationBanner/index.js
+++ b/assets/js/modules/analytics-4/components/dashboard/ActivationBanner/index.js
@@ -47,7 +47,7 @@ export default function ActivationBanner() {
 		select( CORE_MODULES ).isModuleConnected( 'analytics-4' )
 	);
 
-	const handleCTAClick = () => {
+	const handleSubmit = () => {
 		if ( step === ACTIVATION_STEP_REMINDER ) {
 			setStep( ACTIVATION_STEP_SETUP );
 		}
@@ -65,9 +65,9 @@ export default function ActivationBanner() {
 
 	switch ( step ) {
 		case ACTIVATION_STEP_REMINDER:
-			return <ReminderBanner onCTAClick={ handleCTAClick } />;
+			return <ReminderBanner onSubmitSuccess={ handleSubmit } />;
 		case ACTIVATION_STEP_SETUP:
-			return <SetupBanner onCTAClick={ handleCTAClick } />;
+			return <SetupBanner onSubmitSuccess={ handleSubmit } />;
 		case ACTIVATION_STEP_SUCCESS:
 			return <SuccessBanner />;
 		default: