diff --git a/apps/web/src/components/app/Layout.tsx b/apps/web/src/components/app/Layout.tsx
index 910b42f2234..83236fe0375 100644
--- a/apps/web/src/components/app/Layout.tsx
+++ b/apps/web/src/components/app/Layout.tsx
@@ -50,6 +50,7 @@ import { useIsAuthenticated } from '@core/auth';
 import {
   ENABLE_REMINDERS_FLAG,
   ENABLE_REMINDERS_OVERRIDE,
+  LOCAL_ONLY,
 } from '@core/constant/featureFlags';
 import { usePaywallState } from '@core/constant/PaywallState';
 import { isSoloSettings } from '@core/constant/SettingsState';
@@ -315,7 +316,12 @@ function NewOnboardingRedirect() {
   const onboardingV4 = useOnboardingV4Flag();
 
   createEffect(() => {
-    if (!onboardingV4().enabled || isMobile() || isNativeMobilePlatform()) {
+    if (
+      LOCAL_ONLY ||
+      !onboardingV4().enabled ||
+      isMobile() ||
+      isNativeMobilePlatform()
+    ) {
       return;
     }
     const data = userInfoQuery.data;
diff --git a/apps/web/src/features/auth/EmailAuth.tsx b/apps/web/src/features/auth/EmailAuth.tsx
index 85c74151c51..13f2b297a3e 100644
--- a/apps/web/src/features/auth/EmailAuth.tsx
+++ b/apps/web/src/features/auth/EmailAuth.tsx
@@ -5,6 +5,7 @@ import { updateUserAuth } from '@core/auth';
 import { redirectToEmailAuth } from '@core/auth/email';
 import { LoadingBlock } from '@core/component/LoadingBlock';
 import { toast } from '@core/component/Toast/Toast';
+import { LOCAL_ONLY } from '@core/constant/featureFlags';
 import { useSettingsState } from '@core/constant/SettingsState';
 import { useEmailLinks } from '@core/email-link';
 import { isMobile } from '@core/mobile/isMobile';
@@ -127,6 +128,7 @@ function EmailLinkCallback(props: Pick<EmailAuthParams, 'successPath'>) {
     // return straight to it. Landing in mail settings would mount the app
     // shell mid-onboarding just for NewOnboardingRedirect to bounce back.
     if (
+      !LOCAL_ONLY &&
       onboardingV4().enabled &&
       !isMobile() &&
       !isNativeMobilePlatform() &&
diff --git a/apps/web/src/features/auth/Login.tsx b/apps/web/src/features/auth/Login.tsx
index 650f8fbe8aa..c21e4acf08c 100644
--- a/apps/web/src/features/auth/Login.tsx
+++ b/apps/web/src/features/auth/Login.tsx
@@ -4,6 +4,7 @@ import { useOnboardingV4Flag } from '@app/features/setup/flow/useOnboardingV4Fla
 import { useAnalytics } from '@app/lib/analytics/analytics-context';
 import { GOOGLE_GMAIL_IDP } from '@core/auth/email';
 import { LoadingBlock } from '@core/component/LoadingBlock';
+import { LOCAL_ONLY } from '@core/constant/featureFlags';
 import { useEmailLinks } from '@core/email-link';
 import { isMobile } from '@core/mobile/isMobile';
 import { isNativeMobilePlatform } from '@core/mobile/isNativeMobilePlatform';
@@ -82,12 +83,12 @@ function PostAuthGate() {
     userInfoQuery.data.tutorialComplete === false;
 
   const needsOnboarding = () =>
-    onboardingV4().enabled && isFirstTimeDesktopUser();
+    !LOCAL_ONLY && onboardingV4().enabled && isFirstTimeDesktopUser();
 
   // Don't redirect into the app while the gate is still unknown: a first-time
   // user would land on home for a beat and then get yanked to /onboarding.
   const waitingOnFlag = () =>
-    onboardingV4().loading && isFirstTimeDesktopUser();
+    !LOCAL_ONLY && onboardingV4().loading && isFirstTimeDesktopUser();
 
   return (
     <Suspense fallback={<LoadingBlock />}>
diff --git a/apps/web/src/routes/Root.tsx b/apps/web/src/routes/Root.tsx
index 339abbd6249..48585062a5e 100644
--- a/apps/web/src/routes/Root.tsx
+++ b/apps/web/src/routes/Root.tsx
@@ -37,6 +37,7 @@ import { clearLocalAuthSession } from '@core/auth/logout';
 import { ChatAttachmentsInit } from '@core/component/AI/signal/globalAttachments';
 import { LoadingBlock } from '@core/component/LoadingBlock';
 import { ToastRegion } from '@core/component/Toast/ToastRegion';
+import { LOCAL_ONLY } from '@core/constant/featureFlags';
 import { ChannelsContextProvider } from '@core/context/channels';
 import { EmailLinksContextProvider } from '@core/context/emailLinks';
 import { QuickAccessProvider } from '@core/context/quickAccess';
@@ -314,6 +315,8 @@ function SetupRedirect() {
  * flag-off web users on /login and native users on MobileOnboarding.
  */
 function SetupRoute() {
+  if (LOCAL_ONLY) return <Navigate href="/" />;
+
   const onboardingV4 = useOnboardingV4Flag();
 
   return (
@@ -331,6 +334,8 @@ function SetupRoute() {
  * mid-flow) would otherwise get kicked to /login and lose its ?next.
  */
 function OnboardingRoute() {
+  if (LOCAL_ONLY) return <Navigate href="/" />;
+
   const onboardingV4 = useOnboardingV4Flag();
 
   return (