diff --git a/apps/edr-passenger-api/src/modules/payments/payments.service.ts b/apps/edr-passenger-api/src/modules/payments/payments.service.ts
index a0f516628..bfc23cad6 100644
--- a/apps/edr-passenger-api/src/modules/payments/payments.service.ts
+++ b/apps/edr-passenger-api/src/modules/payments/payments.service.ts
@@ -279,22 +279,35 @@ export class PaymentsService {
         return this.formatIntentResponse(intent);
       }
 
+      // A web↔mobile switch needs a different clientAction (Telebirr: REDIRECT for web
+      // vs LAUNCH_APP for the native app). Detect the open session's platform from its
+      // clientAction shape so a platform change is NOT blocked below: it must flow
+      // through to re-initiate, where the payment service retires the stale session and
+      // opens a fresh one with the correct launch method for the requested platform.
+      const requestedMobile = (dto.platform ?? "web") === "mobile";
+      const storedAction = (snapshot?.clientAction ??
+        existingIntent.clientAction) as unknown as ClientAction | null;
+      const platformChanged =
+        (storedAction?.type === "LAUNCH_APP") !== requestedMobile;
+
       // Still pending at the provider (REQUIRES_ACTION/PROCESSING) — or the payment
       // service was unreachable and the local status is non-terminal. Block the switch:
       // return the existing intent so the payer completes or waits out the open attempt
-      // rather than opening a second concurrent charge.
+      // rather than opening a second concurrent charge. A platform switch is exempt — it
+      // falls through so a session with the correct clientAction is opened for it.
       if (
-        !snapshot ||
-        snapshot.status === ProviderPaymentStatus.REQUIRES_ACTION ||
-        snapshot.status === ProviderPaymentStatus.PROCESSING
+        !platformChanged &&
+        (!snapshot ||
+          snapshot.status === ProviderPaymentStatus.REQUIRES_ACTION ||
+          snapshot.status === ProviderPaymentStatus.PROCESSING)
       ) {
         const intent = snapshot
           ? await this.syncIntentProjection(booking.id, snapshot)
           : existingIntent;
         return this.formatIntentResponse(intent);
       }
-      // Otherwise the provider reports FAILED/CANCELLED — fall through and initiate
-      // the newly selected method below.
+      // Otherwise the provider reports FAILED/CANCELLED, or the payer switched platform —
+      // fall through and initiate the newly selected method below.
     }
 
     const { returnUrl, failureUrl } = this.resolveReturnUrls(