diff --git a/frontend/src/pages/inbounds/form/InboundFormModal.tsx b/frontend/src/pages/inbounds/form/InboundFormModal.tsx
index 6d238f5e6..2b71d05d2 100644
--- a/frontend/src/pages/inbounds/form/InboundFormModal.tsx
+++ b/frontend/src/pages/inbounds/form/InboundFormModal.tsx
@@ -381,7 +381,8 @@ export default function InboundFormModal({
   // protocol reset drops a nodeId that no longer applies.
   useEffect(() => {
     if (!open) return;
-    if (!nodeShareOptionAvailable && shareAddrStrategy === 'node') {
+    const current = form.getFieldValue('shareAddrStrategy') as InboundFormValues['shareAddrStrategy'] | undefined;
+    if (!nodeShareOptionAvailable && (current ?? 'node') === 'node') {
       form.setFieldValue('shareAddrStrategy', 'listen');
     }
     // eslint-disable-next-line react-hooks/exhaustive-deps
diff --git a/frontend/src/test/inbound-form-modal.test.tsx b/frontend/src/test/inbound-form-modal.test.tsx
index 534aa4e6f..8738595e4 100644
--- a/frontend/src/test/inbound-form-modal.test.tsx
+++ b/frontend/src/test/inbound-form-modal.test.tsx
@@ -1,6 +1,8 @@
 import { describe, it, expect } from 'vitest';
+import { screen } from '@testing-library/react';
 
 import InboundFormModal from '@/pages/inbounds/form/InboundFormModal';
+import { DBInbound } from '@/models/dbinbound';
 import {
   renderWithProviders,
   fieldLabels,
@@ -38,4 +40,39 @@ describe('InboundFormModal', () => {
       expect(fieldLabels()).toMatchSnapshot(proto);
     }
   });
+
+  it('preserves custom share address strategy when editing a local inbound', async () => {
+    renderWithProviders(
+      <InboundFormModal
+        open
+        mode="edit"
+        dbInbound={new DBInbound({
+          id: 1,
+          port: 12345,
+          listen: '',
+          protocol: 'shadowsocks',
+          remark: 'edge',
+          enable: true,
+          settings: {
+            method: '2022-blake3-aes-128-gcm',
+            password: 'server-password',
+            network: 'tcp,udp',
+            clients: [],
+          },
+          streamSettings: { network: 'tcp', security: 'none', tcpSettings: {} },
+          sniffing: { enabled: false },
+          nodeId: null,
+          shareAddrStrategy: 'custom',
+          shareAddr: 'edge.example.test',
+        })}
+        dbInbounds={[]}
+        availableNodes={[]}
+        onClose={() => {}}
+        onSaved={() => {}}
+      />,
+    );
+
+    const shareAddrInput = await screen.findByDisplayValue('edge.example.test');
+    expect((shareAddrInput as HTMLInputElement).value).toBe('edge.example.test');
+  });
 });