diff --git a/changelog/update-remove-feature-flag-payment-overview-widget b/changelog/update-remove-feature-flag-payment-overview-widget
new file mode 100644
index 00000000000..ac8d2f22abd
--- /dev/null
+++ b/changelog/update-remove-feature-flag-payment-overview-widget
@@ -0,0 +1,4 @@
+Significance: minor
+Type: add
+
+Enable the Payment Activity Card for all merchants, allowing merchants to easily view a snapshot and analysis of their payment activity from the Payments Overview screen.
diff --git a/client/globals.d.ts b/client/globals.d.ts
index a97d40f9590..a0f989d21c2 100644
--- a/client/globals.d.ts
+++ b/client/globals.d.ts
@@ -15,7 +15,6 @@ declare global {
 			isAuthAndCaptureEnabled: boolean;
 			paymentTimeline: boolean;
 			isDisputeIssuerEvidenceEnabled: boolean;
-			isPaymentOverviewWidgetEnabled?: boolean;
 		};
 		fraudServices: unknown[];
 		testMode: boolean;
diff --git a/client/overview/index.js b/client/overview/index.js
index a0312035349..7b4634a0958 100644
--- a/client/overview/index.js
+++ b/client/overview/index.js
@@ -61,7 +61,6 @@ const OverviewPage = () => {
 		accountStatus: { progressiveOnboarding },
 		accountLoans: { has_active_loan: hasActiveLoan },
 		enabledPaymentMethods,
-		featureFlags: { isPaymentOverviewWidgetEnabled },
 		overviewTasksVisibility,
 		showUpdateDetailsTask,
 		wpcomReconnectUrl,
@@ -194,7 +193,6 @@ const OverviewPage = () => {
 			{ ! accountRejected && ! accountUnderReview && (
 				<ErrorBoundary>
 					<Welcome />
-
 					{ showTaskList && (
 						<Card>
 							<ErrorBoundary>
@@ -207,21 +205,15 @@ const OverviewPage = () => {
 							</ErrorBoundary>
 						</Card>
 					) }
-
 					<Card>
 						<ErrorBoundary>
 							<AccountBalances />
 						</ErrorBoundary>
 					</Card>
 
-					{
-						/* Show Payment Activity widget only when feature flag is set. To be removed before go live */
-						isPaymentOverviewWidgetEnabled && (
-							<ErrorBoundary>
-								<PaymentActivity />
-							</ErrorBoundary>
-						)
-					}
+					<ErrorBoundary>
+						<PaymentActivity />
+					</ErrorBoundary>
 
 					<DepositsOverview />
 				</ErrorBoundary>
diff --git a/client/overview/test/index.js b/client/overview/test/index.js
index f399e6488ce..477c21ec769 100644
--- a/client/overview/test/index.js
+++ b/client/overview/test/index.js
@@ -66,6 +66,21 @@ jest.mock( 'wcpay/data', () => ( {
 		.fn()
 		.mockReturnValue( { overviews: { currencies: [] } } ),
 	useActiveLoanSummary: jest.fn().mockReturnValue( { isLoading: true } ),
+	usePaymentActivityData: jest.fn().mockReturnValue( {
+		paymentActivityData: {
+			currency: 'eur',
+			total_payment_volume: 123456,
+			charges: 9876,
+			fees: 1234,
+			disputes: 5555,
+			refunds: 4444,
+			date_start: '2024-01-01',
+			date_end: '2024-01-31',
+			timezone: 'UTC',
+			interval: 'daily',
+		},
+		isLoading: false,
+	} ),
 } ) );
 
 select.mockReturnValue( {
@@ -111,6 +126,20 @@ describe( 'Overview page', () => {
 				remindMeAt: null,
 				dontShowAgain: false,
 			} ),
+			connect: {
+				country: 'DE',
+			},
+			lifetimeTPV: 1000,
+			currencyData: {
+				EU: {
+					code: 'EUR',
+					symbol: '€',
+					symbolPosition: 'left',
+					thousandSeparator: '.',
+					decimalSeparator: ',',
+					precision: 2,
+				},
+			},
 		};
 		getQuery.mockReturnValue( {} );
 		getTasks.mockReturnValue( [] );
@@ -352,4 +381,13 @@ describe( 'Overview page', () => {
 
 		expect( query() ).not.toBeInTheDocument();
 	} );
+
+	it( 'Displays the Payment Activity Card', () => {
+		const { getByLabelText, getByText } = render( <OverviewPage /> );
+
+		getByText( 'Your payment activity' );
+		// Check correct currency/value is displayed.
+		const tpvElement = getByLabelText( 'Total payment volume' );
+		expect( tpvElement ).toHaveTextContent( '€1.234,56' );
+	} );
 } );
diff --git a/includes/class-wc-payments-features.php b/includes/class-wc-payments-features.php
index 161cd8e3935..bb733ac0d15 100644
--- a/includes/class-wc-payments-features.php
+++ b/includes/class-wc-payments-features.php
@@ -15,23 +15,16 @@
  * WC Payments Features class
  */
 class WC_Payments_Features {
-	/**
-	 * If you need to remove or deprecate a flag:
-	 * - Please update the `Erase_Deprecated_Flags_And_Options` migration with:
-	 *   - 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 WOOPAY_GLOBAL_THEME_SUPPORT_FLAG_NAME = '_wcpay_feature_woopay_global_theme_support';
+	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 STREAMLINE_REFUNDS_FLAG_NAME      = '_wcpay_feature_streamline_refunds';
+	const TOKENIZED_CART_PRB_FLAG_NAME      = '_wcpay_feature_tokenized_cart_prb';
 
 	/**
 	 * Indicates whether card payments are enabled for this (Stripe) account.
@@ -239,15 +232,6 @@ public static function is_woopay_first_party_auth_enabled() {
 		return '1' === get_option( self::WOOPAY_FIRST_PARTY_AUTH_FLAG_NAME, '1' ) && self::is_woopay_express_checkout_enabled();
 	}
 
-	/**
-	 * Checks whether Payment Overview Widget is enabled.
-	 *
-	 * @return bool
-	 */
-	public static function is_payment_overview_widget_ui_enabled(): bool {
-		return '1' === get_option( self::PAYMENT_OVERVIEW_WIDGET_FLAG_NAME, '0' );
-	}
-
 	/**
 	 * Checks whether WooPay Direct Checkout is enabled.
 	 *
@@ -385,7 +369,7 @@ public static function to_array() {
 				'woopayExpressCheckout'          => self::is_woopay_express_checkout_enabled(),
 				'isAuthAndCaptureEnabled'        => self::is_auth_and_capture_enabled(),
 				'isDisputeIssuerEvidenceEnabled' => self::is_dispute_issuer_evidence_enabled(),
-				'isPaymentOverviewWidgetEnabled' => self::is_payment_overview_widget_ui_enabled(),
+				'isRefundControlsEnabled'        => self::is_streamline_refunds_enabled(),
 				'isStripeEceEnabled'             => self::is_stripe_ece_enabled(),
 			]
 		);