docs(mobile): link directly to Android install guide

src/renderer/src/components/mobile/MobileAndroidInstallHelp.tsx

@@ -1,3 +1,5 @@
+import { ExternalLink } from 'lucide-react'
+import { Button } from '@/components/ui/button'
 import { translate } from '@/i18n/i18n'
 
 type MobileAndroidInstallHelpProps = {
@@ -8,36 +10,15 @@ export function MobileAndroidInstallHelp({
   onOpenGuide
 }: MobileAndroidInstallHelpProps): React.JSX.Element {
   return (
-    <div className="mt-4 rounded-lg border border-border bg-muted/30 p-3">
-      <p className="text-xs font-medium text-foreground">
-        {translate('auto.components.mobile.MobileHero.androidHelp.title', 'APK trouble?')}
-      </p>
-      <ul className="mt-1.5 list-disc space-y-1 pl-4 text-xs leading-relaxed text-muted-foreground">
-        <li>
-          {translate(
-            'auto.components.mobile.MobileHero.androidHelp.fullBrowser',
-            'Open the link in a full browser, not an in-app browser.'
-          )}
-        </li>
-        <li>
-          {translate(
-            'auto.components.mobile.MobileHero.androidHelp.downloads',
-            'Open app-release.apk from Downloads and allow only the app opening it to install unknown apps.'
-          )}
-        </li>
-        <li>
-          {translate(
-            'auto.components.mobile.MobileHero.androidHelp.samsung',
-            'On Samsung, temporarily turn off Auto Blocker, then turn it back on after installing.'
-          )}
-        </li>
-      </ul>
-      <button type="button" className="mp-text-link mt-2" onClick={onOpenGuide}>
-        {translate(
-          'auto.components.mobile.MobileHero.androidHelp.guide',
-          'Full Android install guide'
-        )}
-      </button>
-    </div>
+    <Button
+      type="button"
+      variant="link"
+      size="xs"
+      className="mt-2 h-6 px-0 text-xs text-muted-foreground hover:text-foreground"
+      onClick={onOpenGuide}
+    >
+      {translate('auto.components.mobile.MobileHero.androidHelp.guide', 'Install guide')}
+      <ExternalLink className="size-3" />
+    </Button>
   )
 }

src/renderer/src/components/mobile/MobileHero.test.tsx

@@ -155,7 +155,7 @@ describe('HeroFlow height', () => {
     expect(screen.getByText('Step 1 of 2').closest('.mp-flow-screen')).toHaveAttribute('inert')
   })
 
-  it('shows focused APK help on Android and opens the full guide', async () => {
+  it('opens the APK install guide without duplicating its troubleshooting steps', async () => {
     const user = userEvent.setup()
     const onOpenAndroidInstallGuide = vi.fn()
     renderFlow(0, {
@@ -164,9 +164,8 @@ describe('HeroFlow height', () => {
       onOpenAndroidInstallGuide
     })
 
-    expect(screen.getByText('APK trouble?')).toBeInTheDocument()
-    expect(screen.getByText(/full browser, not an in-app browser/)).toBeInTheDocument()
-    await user.click(screen.getByRole('button', { name: 'Full Android install guide' }))
+    expect(screen.queryByText(/full browser, not an in-app browser/)).not.toBeInTheDocument()
+    await user.click(screen.getByRole('button', { name: 'Install guide' }))
     expect(onOpenAndroidInstallGuide).toHaveBeenCalledOnce()
   })
 

src/renderer/src/i18n/locales/en.json

@@ -13087,11 +13087,7 @@
           "directAddressDisclosure": "Also use a faster local path",
           "directAddressHint": "Optional. Pick the Wi‑Fi or Tailscale address your phone should use when nearby — usually faster than Relay. Relay still works when you’re away.",
           "androidHelp": {
-            "title": "APK trouble?",
-            "fullBrowser": "Open the link in a full browser, not an in-app browser.",
-            "downloads": "Open app-release.apk from Downloads and allow only the app opening it to install unknown apps.",
-            "samsung": "On Samsung, temporarily turn off Auto Blocker, then turn it back on after installing.",
-            "guide": "Full Android install guide"
+            "guide": "Install guide"
           }
         },
         "MobilePage": {