diff --git a/openless -all/app/src-tauri/src/commands.rs b/openless -all/app/src-tauri/src/commands.rs
index 449efb70..e2d65afb 100644
--- a/openless -all/app/src-tauri/src/commands.rs	
+++ b/openless -all/app/src-tauri/src/commands.rs	
@@ -8,7 +8,8 @@ use crate::coordinator::Coordinator;
 use crate::permissions::{self, PermissionStatus};
 use crate::persistence::{CredentialAccount, CredentialsSnapshot, CredentialsVault};
 use crate::types::{
-    CredentialsStatus, DictationSession, DictionaryEntry, PolishMode, UserPreferences,
+    CredentialsStatus, DictationSession, DictionaryEntry, HotkeyStatus, PolishMode,
+    UserPreferences,
 };
 
 type CoordinatorState<'a> = State<'a, Arc<Coordinator>>;
@@ -27,6 +28,11 @@ pub fn set_settings(coord: CoordinatorState<'_>, prefs: UserPreferences) -> Resu
     Ok(())
 }
 
+#[tauri::command]
+pub fn get_hotkey_status(coord: CoordinatorState<'_>) -> HotkeyStatus {
+    coord.hotkey_status()
+}
+
 #[tauri::command]
 pub fn get_credentials() -> CredentialsStatus {
     let snap = CredentialsVault::snapshot();
@@ -221,8 +227,17 @@ pub fn open_system_settings(pane: String) -> Result<(), String> {
     }
     #[cfg(not(target_os = "macos"))]
     {
-        let _ = pane;
-        Ok(())
+        let uri = match pane.as_str() {
+            "microphone" => "ms-settings:privacy-microphone",
+            "sound" => "ms-settings:sound",
+            "accessibility" => "ms-settings:easeofaccess",
+            _ => "ms-settings:",
+        };
+        std::process::Command::new("cmd")
+            .args(["/C", "start", "", uri])
+            .spawn()
+            .map(|_| ())
+            .map_err(|e| e.to_string())
     }
 }
 
diff --git a/openless -all/app/src-tauri/src/coordinator.rs b/openless -all/app/src-tauri/src/coordinator.rs
index c3273591..1e28a01b 100644
--- a/openless -all/app/src-tauri/src/coordinator.rs	
+++ b/openless -all/app/src-tauri/src/coordinator.rs	
@@ -23,8 +23,8 @@ use crate::persistence::{
 use crate::polish::{OpenAICompatibleConfig, OpenAICompatibleLLMProvider};
 use crate::recorder::Recorder;
 use crate::types::{
-    CapsulePayload, CapsuleState, DictationSession, HotkeyMode, InsertStatus, PolishMode,
-    UserPreferences,
+    CapsulePayload, CapsuleState, DictationSession, HotkeyMode, HotkeyStatus,
+    HotkeyStatusState, InsertStatus, PolishMode,
 };
 
 #[derive(Debug, Clone, Copy, PartialEq, Eq)]
@@ -63,6 +63,7 @@ struct Inner {
     asr: Mutex<Option<Arc<VolcengineStreamingASR>>>,
     recorder: Mutex<Option<Recorder>>,
     hotkey: Mutex<Option<HotkeyMonitor>>,
+    hotkey_status: Mutex<HotkeyStatus>,
 }
 
 impl Coordinator {
@@ -85,6 +86,7 @@ impl Coordinator {
                 asr: Mutex::new(None),
                 recorder: Mutex::new(None),
                 hotkey: Mutex::new(None),
+                hotkey_status: Mutex::new(HotkeyStatus::default()),
             }),
         }
     }
@@ -119,6 +121,10 @@ impl Coordinator {
         }
     }
 
+    pub fn hotkey_status(&self) -> HotkeyStatus {
+        self.inner.hotkey_status.lock().clone()
+    }
+
     pub async fn start_dictation(&self) -> Result<(), String> {
         begin_session(&self.inner).await
     }
@@ -147,11 +153,22 @@ fn hotkey_supervisor_loop(inner: Arc<Inner>) {
         if inner.hotkey.lock().is_some() {
             return;
         }
+        *inner.hotkey_status.lock() = HotkeyStatus {
+            state: HotkeyStatusState::Starting,
+            message: Some(format!(
+                "正在安装全局快捷键监听（第 {} 次）",
+                attempts + 1
+            )),
+        };
         let (tx, rx) = mpsc::channel::<HotkeyEvent>();
         let binding = inner.prefs.get().hotkey;
         match HotkeyMonitor::start(binding, tx) {
             Ok(monitor) => {
                 *inner.hotkey.lock() = Some(monitor);
+                *inner.hotkey_status.lock() = HotkeyStatus {
+                    state: HotkeyStatusState::Installed,
+                    message: None,
+                };
                 log::info!(
                     "[coord] hotkey listener installed (after {} attempt(s))",
                     attempts + 1
@@ -165,6 +182,10 @@ fn hotkey_supervisor_loop(inner: Arc<Inner>) {
             }
             Err(e) => {
                 attempts += 1;
+                *inner.hotkey_status.lock() = HotkeyStatus {
+                    state: HotkeyStatusState::Failed,
+                    message: Some(e.to_string()),
+                };
                 if attempts <= 3 || attempts % 10 == 0 {
                     log::warn!(
                         "[coord] hotkey listener attempt #{attempts} failed: {e}; retrying in 3s"
@@ -392,12 +413,22 @@ async fn end_session(inner: &Arc<Inner>) -> Result<(), String> {
         log::error!("[coord] history append failed: {e}");
     }
 
+    let done_message = match status {
+        InsertStatus::Inserted => None,
+        InsertStatus::CopiedFallback => Some(if cfg!(target_os = "windows") {
+            "已复制，请 Ctrl+V".to_string()
+        } else {
+            "已复制，请粘贴".to_string()
+        }),
+        InsertStatus::Failed => Some("插入失败".to_string()),
+    };
+
     emit_capsule(
         inner,
         CapsuleState::Done,
         0.0,
         elapsed,
-        None,
+        done_message,
         Some(inserted_chars),
     );
 
diff --git a/openless -all/app/src-tauri/src/hotkey.rs b/openless -all/app/src-tauri/src/hotkey.rs
index 0ff1acc4..6169deb2 100644
--- a/openless -all/app/src-tauri/src/hotkey.rs	
+++ b/openless -all/app/src-tauri/src/hotkey.rs	
@@ -305,9 +305,10 @@ mod platform {
 
 #[cfg(not(target_os = "macos"))]
 mod platform {
-    use std::sync::atomic::Ordering;
+    use std::sync::atomic::{AtomicBool, Ordering};
     use std::sync::mpsc::Sender;
     use std::sync::Arc;
+    use std::time::Duration;
 
     use rdev::{listen, Event, EventType, Key};
 
@@ -319,13 +320,25 @@ mod platform {
         tx: Sender<HotkeyEvent>,
         status_tx: std::sync::mpsc::Sender<bool>,
     ) {
-        // rdev 没有"安装即可知"的 API；我们乐观汇报成功，Linux/Win 上一般直接生效。
-        let _ = status_tx.send(true);
+        // rdev 没有"安装即可知"的 API。给 listen 一个短窗口：
+        // 如果 hook 立即失败，向 supervisor 汇报失败；否则视为已进入监听循环。
+        let status_sent = Arc::new(AtomicBool::new(false));
+        let ready_status_sent = Arc::clone(&status_sent);
+        let ready_status_tx = status_tx.clone();
+        std::thread::spawn(move || {
+            std::thread::sleep(Duration::from_millis(350));
+            if !ready_status_sent.swap(true, Ordering::SeqCst) {
+                let _ = ready_status_tx.send(true);
+            }
+        });
         let cb_shared = Arc::clone(&shared);
         let result = listen(move |event: Event| {
             dispatch_event(&cb_shared, &tx, event);
         });
         if let Err(err) = result {
+            if !status_sent.swap(true, Ordering::SeqCst) {
+                let _ = status_tx.send(false);
+            }
             log::error!("[hotkey] rdev::listen 启动失败: {:?}", err);
         }
     }
diff --git a/openless -all/app/src-tauri/src/insertion.rs b/openless -all/app/src-tauri/src/insertion.rs
index 58f9ef02..76a79d7d 100644
--- a/openless -all/app/src-tauri/src/insertion.rs	
+++ b/openless -all/app/src-tauri/src/insertion.rs	
@@ -27,13 +27,11 @@ impl TextInserter {
         if !copy_to_clipboard(text) {
             return InsertStatus::Failed;
         }
-        match simulate_paste() {
-            Ok(()) => InsertStatus::Inserted,
-            Err(err) => {
-                log::warn!("[insertion] simulated paste failed: {}", err);
-                InsertStatus::CopiedFallback
-            }
+        if let Err(err) = simulate_paste() {
+            log::warn!("[insertion] simulated paste failed: {}", err);
+            return InsertStatus::CopiedFallback;
         }
+        insertion_success_status()
     }
 }
 
@@ -78,6 +76,17 @@ fn simulate_paste() -> Result<(), String> {
     Ok(())
 }
 
+#[cfg(target_os = "macos")]
+fn insertion_success_status() -> InsertStatus {
+    InsertStatus::Inserted
+}
+
+#[cfg(not(target_os = "macos"))]
+fn insertion_success_status() -> InsertStatus {
+    // Windows/Linux 的 Ctrl+V 只能证明粘贴快捷键已发送，不能证明目标控件已接收。
+    InsertStatus::CopiedFallback
+}
+
 // ─────────────────────────── macOS native CGEvent paste ───────────────────────────
 
 #[cfg(target_os = "macos")]
diff --git a/openless -all/app/src-tauri/src/lib.rs b/openless -all/app/src-tauri/src/lib.rs
index d2d61028..50a94a8a 100644
--- a/openless -all/app/src-tauri/src/lib.rs	
+++ b/openless -all/app/src-tauri/src/lib.rs	
@@ -125,6 +125,7 @@ pub fn run() {
         .invoke_handler(tauri::generate_handler![
             commands::get_settings,
             commands::set_settings,
+            commands::get_hotkey_status,
             commands::get_credentials,
             commands::set_credential,
             commands::list_history,
diff --git a/openless -all/app/src-tauri/src/permissions.rs b/openless -all/app/src-tauri/src/permissions.rs
index d6362792..e3ce4432 100644
--- a/openless -all/app/src-tauri/src/permissions.rs	
+++ b/openless -all/app/src-tauri/src/permissions.rs	
@@ -248,6 +248,7 @@ mod platform {
 #[cfg(not(target_os = "macos"))]
 mod platform {
     use super::PermissionStatus;
+    use cpal::traits::{DeviceTrait, HostTrait};
 
     /// Windows / Linux 不存在 macOS 那种 Accessibility 概念；rdev 直接监听键盘。
     pub fn check_accessibility() -> PermissionStatus {
@@ -259,14 +260,35 @@ mod platform {
     }
 
     /// Windows 的麦克风权限走系统设置 → 隐私 → 麦克风；
-    /// 我们没法在用户态直接查授权状态，启动 cpal stream 时 Win10+ 会自动弹一次提示。
-    /// 这里乐观返回 Granted；UI 上不需要展示 Denied 状态。
+    /// 这里用 cpal 做最小可用性探测，避免 UI 在无设备或权限被拒时误报已授权。
     pub fn check_microphone() -> PermissionStatus {
-        PermissionStatus::Granted
+        let host = cpal::default_host();
+        let Some(device) = host.default_input_device() else {
+            log::warn!("[mic] no default input device");
+            return PermissionStatus::Denied;
+        };
+        match device.default_input_config() {
+            Ok(_) => PermissionStatus::Granted,
+            Err(err) => classify_audio_probe_error(err.to_string()),
+        }
     }
 
     pub fn request_microphone() -> PermissionStatus {
-        PermissionStatus::Granted
+        check_microphone()
+    }
+
+    fn classify_audio_probe_error(message: String) -> PermissionStatus {
+        let lower = message.to_lowercase();
+        log::warn!("[mic] default input config failed: {message}");
+        if lower.contains("denied")
+            || lower.contains("permission")
+            || lower.contains("authoriz")
+            || lower.contains("access")
+        {
+            PermissionStatus::Denied
+        } else {
+            PermissionStatus::NotDetermined
+        }
     }
 }
 
diff --git a/openless -all/app/src-tauri/src/types.rs b/openless -all/app/src-tauri/src/types.rs
index 7fdaa8c8..e46b0223 100644
--- a/openless -all/app/src-tauri/src/types.rs	
+++ b/openless -all/app/src-tauri/src/types.rs	
@@ -130,6 +130,30 @@ pub struct HotkeyBinding {
     pub mode: HotkeyMode,
 }
 
+#[derive(Debug, Clone, Serialize, Deserialize, PartialEq, Eq)]
+#[serde(rename_all = "camelCase")]
+pub struct HotkeyStatus {
+    pub state: HotkeyStatusState,
+    pub message: Option<String>,
+}
+
+#[derive(Debug, Clone, Copy, Serialize, Deserialize, PartialEq, Eq)]
+#[serde(rename_all = "camelCase")]
+pub enum HotkeyStatusState {
+    Starting,
+    Installed,
+    Failed,
+}
+
+impl Default for HotkeyStatus {
+    fn default() -> Self {
+        Self {
+            state: HotkeyStatusState::Starting,
+            message: Some("正在安装全局快捷键监听".into()),
+        }
+    }
+}
+
 impl Default for HotkeyBinding {
     fn default() -> Self {
         // Right Option (mac) / Right Alt (win) — toggle by default per design.
diff --git a/openless -all/app/src/components/Capsule.tsx b/openless -all/app/src/components/Capsule.tsx
index 6f860ab9..071014d5 100644
--- a/openless -all/app/src/components/Capsule.tsx	
+++ b/openless -all/app/src/components/Capsule.tsx	
@@ -188,7 +188,7 @@ function Pill({ state, level, insertedChars, message, onCancel, onConfirm }: Pil
       );
       break;
     case 'done':
-      center = <CenterText text={`已插入 ${insertedChars}`} />;
+      center = <CenterText text={message || `已插入 ${insertedChars}`} />;
       break;
     case 'cancelled':
       center = <CenterText text="已取消" />;
diff --git a/openless -all/app/src/components/FloatingShell.tsx b/openless -all/app/src/components/FloatingShell.tsx
index 31007084..093a0f05 100644
--- a/openless -all/app/src/components/FloatingShell.tsx	
+++ b/openless -all/app/src/components/FloatingShell.tsx	
@@ -13,7 +13,7 @@ import { History } from '../pages/History';
 import { Vocab } from '../pages/Vocab';
 import { Style } from '../pages/Style';
 import { APP_VERSION_LABEL } from '../lib/appVersion';
-import { getCredentials } from '../lib/ipc';
+import { getCredentials, openExternal } from '../lib/ipc';
 import { OL_DATA } from '../lib/mockData';
 import {
   PROVIDER_SETUP_PROMPT_SEEN_KEY,
@@ -56,6 +56,7 @@ function FloatingShellBody({ os, initialTab, initialSettings }: { os: OS; initia
   const [settingsInitialSection, setSettingsInitialSection] = useState<SettingsSectionId | undefined>();
   const [providerPromptOpen, setProviderPromptOpen] = useState(false);
   const Page = (NAV.find((n) => n.id === currentTab) ?? NAV[0]).cmp;
+  const hotkeyLabel = os === 'win' ? '右 Alt' : '右 Option';
 
   useEffect(() => {
     let cancelled = false;
@@ -176,7 +177,7 @@ function FloatingShellBody({ os, initialTab, initialSettings }: { os: OS; initia
                 border: '0.5px solid var(--ol-line-strong)',
                 fontFamily: 'var(--ol-font-mono)', color: 'var(--ol-ink)',
                 boxShadow: '0 1px 0 rgba(0,0,0,.04)',
-              }}>右 Option</kbd>
+              }}>{hotkeyLabel}</kbd>
               <span style={{ color: 'var(--ol-ink-4)' }}>开始 / 停止</span>
             </div>
           </div>
@@ -211,7 +212,11 @@ function FloatingShellBody({ os, initialTab, initialSettings }: { os: OS; initia
             }}
           >
             <div style={{ padding: '24px 28px 32px', flex: 1, minHeight: 0, overflow: 'auto' }}>
-              <Page />
+              {currentTab === 'overview' ? (
+                <Overview onOpenHistory={() => setCurrentTab('history')} />
+              ) : (
+                <Page />
+              )}
             </div>
           </main>
         </div>
@@ -231,15 +236,31 @@ function FloatingShellBody({ os, initialTab, initialSettings }: { os: OS; initia
           zIndex: 2,
         }}>
 
-        <FooterIcon name="user" tip="账户" />
-        <FooterIcon name="mail" tip="反馈" />
+        <FooterIcon name="user" tip="账户" onClick={() => openSettings('提供商')} />
+        <FooterIcon name="mail" tip="反馈" onClick={() => openExternal('https://github.com/appergb/openless/issues')} />
         <FooterIcon name="settings" tip="设置" active={settingsOpen} onClick={() => openSettings()} />
-        <FooterIcon name="help" tip="帮助" />
+        <FooterIcon name="help" tip="帮助" onClick={() => openExternal('https://github.com/appergb/openless#readme')} />
 
         <div style={{ flex: 1 }} />
 
         <span style={{ fontFamily: 'var(--ol-font-sans)' }}>版本 {APP_VERSION_LABEL}</span>
-        <a style={{ color: 'var(--ol-blue)', marginLeft: 8, textDecoration: 'none', fontWeight: 500 }}>检查更新</a>
+        <button
+          onClick={() => openExternal('https://github.com/appergb/openless/releases')}
+          style={{
+            color: 'var(--ol-blue)',
+            marginLeft: 8,
+            textDecoration: 'none',
+            fontWeight: 500,
+            border: 0,
+            background: 'transparent',
+            fontFamily: 'inherit',
+            fontSize: 11,
+            cursor: 'default',
+            padding: 0,
+          }}
+        >
+          检查更新
+        </button>
       </div>
 
       {/* Settings modal — rendered inside this window */}
diff --git a/openless -all/app/src/components/Onboarding.tsx b/openless -all/app/src/components/Onboarding.tsx
index 0e6577c9..123984cd 100644
--- a/openless -all/app/src/components/Onboarding.tsx	
+++ b/openless -all/app/src/components/Onboarding.tsx	
@@ -12,6 +12,7 @@ import {
   requestMicrophonePermission,
 } from '../lib/ipc';
 import type { PermissionStatus } from '../lib/types';
+import { detectOS } from './WindowChrome';
 
 interface OnboardingProps {
   onComplete: () => void;
@@ -21,6 +22,7 @@ export function Onboarding({ onComplete }: OnboardingProps) {
   const [accessibility, setAccessibility] = useState<PermissionStatus>('notDetermined');
   const [microphone, setMicrophone] = useState<PermissionStatus>('notDetermined');
   const [busy, setBusy] = useState(false);
+  const os = detectOS();
 
   const refresh = async () => {
     const [a, m] = await Promise.all([
@@ -122,19 +124,23 @@ export function Onboarding({ onComplete }: OnboardingProps) {
 
         <PermissionStep
           index={1}
-          title="辅助功能"
-          desc="用于监听全局快捷键（默认 右 Option）并把识别结果写入光标位置。"
+          title={os === 'win' ? '全局快捷键' : '辅助功能'}
+          desc={os === 'win'
+            ? 'Windows 不需要 macOS 辅助功能权限；这里用于确认全局快捷键监听可用。'
+            : '用于监听全局快捷键（默认 右 Option）并把识别结果写入光标位置。'}
           status={accessibility}
           actionLabel={
-            accessibility === 'granted'
+            accessibility === 'notApplicable'
+              ? '无需授权'
+              : accessibility === 'granted'
               ? '已授权'
               : accessibility === 'denied'
                 ? '打开系统设置'
                 : '授权'
           }
           onAction={onGrantAccessibility}
-          disabled={busy || accessibility === 'granted'}
-          hint="授权后必须**完全退出 OpenLess** 再重新打开（macOS TCC 规则）。"
+          disabled={busy || accessibility === 'granted' || accessibility === 'notApplicable'}
+          hint={os === 'mac' ? '授权后必须**完全退出 OpenLess** 再重新打开（macOS TCC 规则）。' : undefined}
         />
 
         <PermissionStep
diff --git a/openless -all/app/src/lib/ipc.ts b/openless -all/app/src/lib/ipc.ts
index 813176da..9cc6b505 100644
--- a/openless -all/app/src/lib/ipc.ts	
+++ b/openless -all/app/src/lib/ipc.ts	
@@ -6,6 +6,7 @@ import type {
   CredentialsStatus,
   DictationSession,
   DictionaryEntry,
+  HotkeyStatus,
   PermissionStatus,
   PolishMode,
   UserPreferences,
@@ -48,6 +49,11 @@ const mockCredentialsStatus: CredentialsStatus = {
   arkConfigured: true,
 };
 
+const mockHotkeyStatus: HotkeyStatus = {
+  state: 'installed',
+  message: null,
+};
+
 const mockHistory: DictationSession[] = OL_DATA.history.map((h, i) => ({
   id: `mock-${i}`,
   createdAt: new Date().toISOString(),
@@ -80,6 +86,10 @@ export function setSettings(prefs: UserPreferences): Promise<void> {
   return invokeOrMock('set_settings', { prefs }, () => undefined);
 }
 
+export function getHotkeyStatus(): Promise<HotkeyStatus> {
+  return invokeOrMock('get_hotkey_status', undefined, () => mockHotkeyStatus);
+}
+
 // ── Credentials ────────────────────────────────────────────────────────
 export function getCredentials(): Promise<CredentialsStatus> {
   return invokeOrMock('get_credentials', undefined, () => mockCredentialsStatus);
@@ -144,8 +154,8 @@ export function cancelDictation(): Promise<void> {
 }
 
 // ── Polish ─────────────────────────────────────────────────────────────
-export function repolish(id: string, mode: PolishMode): Promise<DictationSession> {
-  return invokeOrMock('repolish', { id, mode }, () => mockHistory[0]);
+export function repolish(rawText: string, mode: PolishMode): Promise<string> {
+  return invokeOrMock('repolish', { rawText, mode }, () => rawText);
 }
 
 export function setDefaultPolishMode(mode: PolishMode): Promise<void> {
@@ -181,4 +191,13 @@ export function triggerMicrophonePrompt(): Promise<void> {
   return invokeOrMock('trigger_microphone_prompt', undefined, () => undefined);
 }
 
+export async function openExternal(url: string): Promise<void> {
+  if (!isTauri) {
+    window.open(url, '_blank', 'noopener,noreferrer');
+    return;
+  }
+  const { open } = await import('@tauri-apps/plugin-shell');
+  await open(url);
+}
+
 export { isTauri };
diff --git a/openless -all/app/src/lib/types.ts b/openless -all/app/src/lib/types.ts
index 6ea9d2bb..7bf7c8f7 100644
--- a/openless -all/app/src/lib/types.ts	
+++ b/openless -all/app/src/lib/types.ts	
@@ -45,6 +45,13 @@ export interface HotkeyBinding {
   mode: HotkeyMode;
 }
 
+export type HotkeyStatusState = 'starting' | 'installed' | 'failed';
+
+export interface HotkeyStatus {
+  state: HotkeyStatusState;
+  message: string | null;
+}
+
 export interface UserPreferences {
   hotkey: HotkeyBinding;
   defaultMode: PolishMode;
diff --git a/openless -all/app/src/pages/History.tsx b/openless -all/app/src/pages/History.tsx
index 453b2abb..11b9c544 100644
--- a/openless -all/app/src/pages/History.tsx	
+++ b/openless -all/app/src/pages/History.tsx	
@@ -3,6 +3,7 @@
 
 import { useEffect, useMemo, useState } from 'react';
 import { Icon } from '../components/Icon';
+import { detectOS } from '../components/WindowChrome';
 import { clearHistory, deleteHistoryEntry, listHistory } from '../lib/ipc';
 import type { DictationSession, PolishMode } from '../lib/types';
 import { Btn, Card, PageHeader, Pill } from './_atoms';
@@ -27,6 +28,7 @@ export function History() {
   const [items, setItems] = useState<DictationSession[]>([]);
   const [selectedId, setSelectedId] = useState<string | null>(null);
   const [loading, setLoading] = useState(true);
+  const hotkeyLabel = detectOS() === 'win' ? '右 Alt' : '右 Option';
 
   const refresh = async () => {
     const data = await listHistory();
@@ -114,7 +116,7 @@ export function History() {
             {loading && <div style={{ padding: 16, fontSize: 12, color: 'var(--ol-ink-4)' }}>加载中…</div>}
             {!loading && filtered.length === 0 && (
               <div style={{ padding: 16, fontSize: 12, color: 'var(--ol-ink-4)' }}>
-                还没有历史记录。按 右 Option 录一段试试。
+                还没有历史记录。按 {hotkeyLabel} 录一段试试。
               </div>
             )}
             {filtered.map(s => (
@@ -181,7 +183,7 @@ export function History() {
                 {item.dictionaryEntryCount != null && item.dictionaryEntryCount > 0 && (
                   <span>{item.dictionaryEntryCount} 个热词</span>
                 )}
-                <span>{item.insertStatus === 'inserted' ? '已插入' : item.insertStatus === 'copiedFallback' ? '已复制(需 ⌘V)' : '插入失败'}</span>
+                <span>{item.insertStatus === 'inserted' ? '已插入' : item.insertStatus === 'copiedFallback' ? `已复制(需 ${detectOS() === 'win' ? 'Ctrl+V' : '⌘V'})` : '插入失败'}</span>
               </div>
             </>
           ) : (
diff --git a/openless -all/app/src/pages/Overview.tsx b/openless -all/app/src/pages/Overview.tsx
index 90c3c058..5455f7d3 100644
--- a/openless -all/app/src/pages/Overview.tsx	
+++ b/openless -all/app/src/pages/Overview.tsx	
@@ -2,6 +2,7 @@
 
 import { useEffect, useMemo, useState } from 'react';
 import { Icon } from '../components/Icon';
+import { detectOS } from '../components/WindowChrome';
 import { getCredentials, listHistory } from '../lib/ipc';
 import type { CredentialsStatus, DictationSession, PolishMode } from '../lib/types';
 import { Btn, Card, PageHeader, Pill } from './_atoms';
@@ -13,12 +14,18 @@ const MODE_LABEL: Record<PolishMode, string> = {
   formal: '正式表达',
 };
 
-export function Overview() {
+interface OverviewProps {
+  onOpenHistory?: () => void;
+}
+
+export function Overview({ onOpenHistory }: OverviewProps) {
   const [history, setHistory] = useState<DictationSession[]>([]);
   const [creds, setCreds] = useState<CredentialsStatus>({
     volcengineConfigured: false,
     arkConfigured: false,
   });
+  const os = detectOS();
+  const hotkeyLabel = os === 'win' ? '右 Alt' : '右 Option';
 
   useEffect(() => {
     listHistory().then(setHistory);
@@ -76,7 +83,7 @@ export function Overview() {
               background: '#fff', borderRadius: 5,
               border: '0.5px solid var(--ol-line-strong)',
               color: 'var(--ol-ink)',
-            }}>右 Option</kbd>
+            }}>{hotkeyLabel}</kbd>
             开始录音
           </div>
         }
@@ -119,12 +126,12 @@ export function Overview() {
         <Card padding={0}>
           <div style={{ padding: '14px 18px', borderBottom: '0.5px solid var(--ol-line)', display: 'flex', alignItems: 'center', justifyContent: 'space-between' }}>
             <span style={{ fontSize: 12, fontWeight: 600, color: 'var(--ol-ink-2)' }}>最近识别</span>
-            <Btn size="sm" variant="ghost">全部记录 →</Btn>
+            <Btn size="sm" variant="ghost" onClick={onOpenHistory}>全部记录 →</Btn>
           </div>
           <div>
             {history.length === 0 && (
               <div style={{ padding: 24, textAlign: 'center', fontSize: 12, color: 'var(--ol-ink-4)' }}>
-                还没有记录。按 右 Option 开始第一次录音。
+                还没有记录。按 {hotkeyLabel} 开始第一次录音。
               </div>
             )}
             {history.slice(0, 5).map(s => (
diff --git a/openless -all/app/src/pages/Settings.tsx b/openless -all/app/src/pages/Settings.tsx
index b1294640..e7d5ef74 100644
--- a/openless -all/app/src/pages/Settings.tsx	
+++ b/openless -all/app/src/pages/Settings.tsx	
@@ -4,11 +4,14 @@
 
 import { useEffect, useState, type CSSProperties, type ReactNode } from 'react';
 import { Icon } from '../components/Icon';
+import { detectOS } from '../components/WindowChrome';
 import { APP_VERSION_LABEL } from '../lib/appVersion';
 import {
   checkAccessibilityPermission,
   checkMicrophonePermission,
+  getHotkeyStatus,
   getSettings,
+  openExternal,
   openSystemSettings,
   readCredential,
   requestAccessibilityPermission,
@@ -16,7 +19,7 @@ import {
   setCredential,
   setSettings,
 } from '../lib/ipc';
-import type { HotkeyMode, HotkeyTrigger, PermissionStatus, UserPreferences } from '../lib/types';
+import type { HotkeyMode, HotkeyStatus, HotkeyTrigger, PermissionStatus, UserPreferences } from '../lib/types';
 import { Btn, Card, PageHeader, Pill } from './_atoms';
 
 interface SettingsProps {
@@ -101,7 +104,7 @@ const TRIGGER_LABEL: Record<HotkeyTrigger, string> = {
   rightAlt: '右 Alt',
 };
 
-const TRIGGER_OPTIONS: HotkeyTrigger[] = [
+const MAC_TRIGGER_OPTIONS: HotkeyTrigger[] = [
   'rightOption',
   'leftOption',
   'rightControl',
@@ -110,8 +113,17 @@ const TRIGGER_OPTIONS: HotkeyTrigger[] = [
   'fn',
 ];
 
+const WIN_TRIGGER_OPTIONS: HotkeyTrigger[] = [
+  'rightAlt',
+  'rightControl',
+  'leftControl',
+  'rightCommand',
+];
+
 function RecordingSection() {
   const [prefs, setPrefs] = useState<UserPreferences | null>(null);
+  const os = detectOS();
+  const triggerOptions = os === 'win' ? WIN_TRIGGER_OPTIONS : MAC_TRIGGER_OPTIONS;
 
   useEffect(() => {
     getSettings().then(setPrefs);
@@ -156,7 +168,7 @@ function RecordingSection() {
             fontFamily: 'var(--ol-font-mono)',
           }}
         >
-          {TRIGGER_OPTIONS.map(t => (
+          {triggerOptions.map(t => (
             <option key={t} value={t}>{TRIGGER_LABEL[t]}</option>
           ))}
         </select>
@@ -326,12 +338,13 @@ const iconBtnStyle: CSSProperties = {
 };
 
 function ShortcutsSection() {
+  const os = detectOS();
   const rows: Array<[string, string]> = [
-    ['开始 / 停止录音', '右 Option'],
+    ['开始 / 停止录音', os === 'win' ? '右 Alt' : '右 Option'],
     ['取消本次录音', 'Esc'],
     ['胶囊确认插入', '点击右侧 ✓'],
-    ['切换上一次风格', '⌘ ⇧ S'],
-    ['打开 OpenLess', '⌘ ⇧ O'],
+    ['切换上一次风格', os === 'win' ? '暂未支持' : '⌘ ⇧ S'],
+    ['打开 OpenLess', os === 'win' ? '暂未支持' : '⌘ ⇧ O'],
   ];
   return (
     <Card>
@@ -356,6 +369,7 @@ function ShortcutsSection() {
 function PermissionsSection() {
   const [accessibility, setAccessibility] = useState<PermissionStatus | 'loading'>('loading');
   const [microphone, setMicrophone] = useState<PermissionStatus | 'loading'>('loading');
+  const [hotkey, setHotkey] = useState<HotkeyStatus | null>(null);
 
   const refresh = async () => {
     const [a, m] = await Promise.all([
@@ -364,6 +378,7 @@ function PermissionsSection() {
     ]);
     setAccessibility(a);
     setMicrophone(m);
+    setHotkey(await getHotkeyStatus());
   };
 
   useEffect(() => {
@@ -423,6 +438,16 @@ function PermissionsSection() {
           )}
         </div>
       </SettingRow>
+      <SettingRow label="全局快捷键" desc="用于判断 Windows 上快捷键监听是否已经安装。">
+        <div style={{ display: 'flex', gap: 8, alignItems: 'center', minWidth: 0 }}>
+          <HotkeyStatusPill status={hotkey} />
+          {hotkey?.message && (
+            <span style={{ fontSize: 11.5, color: 'var(--ol-ink-4)', overflow: 'hidden', textOverflow: 'ellipsis' }}>
+              {hotkey.message}
+            </span>
+          )}
+        </div>
+      </SettingRow>
       <SettingRow label="网络" desc="云端 ASR / LLM 调用所必需。本地模式可关闭。">
         <Pill tone="ok"><Icon name="check" size={11} />可用</Pill>
       </SettingRow>
@@ -463,12 +488,25 @@ function AboutSection() {
           <div style={{ fontSize: 12, color: 'var(--ol-ink-3)' }}>自然说话，完美书写 · {APP_VERSION_LABEL}</div>
         </div>
       </div>
-      <SettingRow label="检查更新"><Btn variant="ghost" size="sm">检查</Btn></SettingRow>
-      <SettingRow label="文档"><Btn variant="ghost" size="sm" icon="link">openless.app/docs</Btn></SettingRow>
-      <SettingRow label="反馈渠道"><Btn variant="ghost" size="sm" icon="link">GitHub Issues</Btn></SettingRow>
+      <SettingRow label="检查更新"><Btn variant="ghost" size="sm" onClick={() => openExternal('https://github.com/appergb/openless/releases')}>打开 Releases</Btn></SettingRow>
+      <SettingRow label="文档"><Btn variant="ghost" size="sm" icon="link" onClick={() => openExternal('https://github.com/appergb/openless#readme')}>README</Btn></SettingRow>
+      <SettingRow label="反馈渠道"><Btn variant="ghost" size="sm" icon="link" onClick={() => openExternal('https://github.com/appergb/openless/issues')}>GitHub Issues</Btn></SettingRow>
       <SettingRow label="隐私" desc="所有识别结果仅保存在本机。云端 API 仅用于实时转写与润色，不会保留你的录音。">
         <Pill tone="default">本地优先</Pill>
       </SettingRow>
     </Card>
   );
 }
+
+function HotkeyStatusPill({ status }: { status: HotkeyStatus | null }) {
+  if (!status) {
+    return <Pill tone="default">检查中…</Pill>;
+  }
+  if (status.state === 'installed') {
+    return <Pill tone="ok"><Icon name="check" size={11} />已安装</Pill>;
+  }
+  if (status.state === 'starting') {
+    return <Pill tone="default">安装中…</Pill>;
+  }
+  return <Pill tone="outline">监听失败</Pill>;
+}