diff --git a/changelog/WOOPMNT-5528-remove-the-feature-isaccountdetailsenabled-flag-on-the-client-side b/changelog/WOOPMNT-5528-remove-the-feature-isaccountdetailsenabled-flag-on-the-client-side
new file mode 100644
index 00000000000..9929272e4d7
--- /dev/null
+++ b/changelog/WOOPMNT-5528-remove-the-feature-isaccountdetailsenabled-flag-on-the-client-side
@@ -0,0 +1,4 @@
+Significance: minor
+Type: add
+
+Open up new Account Details in the Overview page by enabling the feature flag by default
diff --git a/includes/class-wc-payments-features.php b/includes/class-wc-payments-features.php
index ef950f16e3c..80de5bde43a 100644
--- a/includes/class-wc-payments-features.php
+++ b/includes/class-wc-payments-features.php
@@ -360,7 +360,7 @@ public static function is_dynamic_checkout_place_order_button_enabled(): bool {
 	 * @return bool
 	 */
 	public static function is_account_details_enabled(): bool {
-		return '1' === get_option( self::ACCOUNT_DETAILS_FLAG_NAME, '0' );
+		return '1' === get_option( self::ACCOUNT_DETAILS_FLAG_NAME, '1' );
 	}
 
 	/**
diff --git a/tests/unit/test-class-wc-payments-features.php b/tests/unit/test-class-wc-payments-features.php
index a719cff4aa6..65b867fb93c 100644
--- a/tests/unit/test-class-wc-payments-features.php
+++ b/tests/unit/test-class-wc-payments-features.php
@@ -26,7 +26,8 @@ class WC_Payments_Features_Test extends WCPAY_UnitTestCase {
 	private $mock_wcpay_account;
 
 	const FLAG_OPTION_NAME_TO_FRONTEND_KEY_MAPPING = [
-		'_wcpay_feature_customer_multi_currency' => 'multiCurrency',
+		'_wcpay_feature_customer_multi_currency'        => 'multiCurrency',
+		WC_Payments_Features::ACCOUNT_DETAILS_FLAG_NAME => 'isAccountDetailsEnabled',
 	];
 
 	public function set_up() {