diff --git a/App.tsx b/App.tsx
index 372ff0c..1e67520 100644
--- a/App.tsx
+++ b/App.tsx
@@ -35,7 +35,7 @@ import {
     PaytmBusinessOTPBind,
 } from './components/WalletBindComponents';
 
-import Api from './services/api';
+import Api, { loadServerDomain, saveServerDomain, getServerDomain } from './services/api';
 import { AppProps, WalletmanAppState } from './types';
 import { styles } from './styles';
 import WebView from "react-native-webview";
@@ -62,6 +62,9 @@ export default class App extends Component<AppProps, WalletmanAppState> {
             showMobikwikPersonalBind: false,
             showFreechargePersonalBind: false,
             proxyStatus: 'idle',
+            showServerSettings: false,
+            settingsHost: '',
+            settingsPort: '',
         };
 
         this.deviceId = DeviceInfo.getUniqueIdSync();
@@ -69,6 +72,7 @@ export default class App extends Component<AppProps, WalletmanAppState> {
     }
 
     async componentDidMount() {
+        await loadServerDomain();
         await this.setupPermissions();
 
         this.onProxyMessageSub = onProxyMessage((msg) => {
@@ -141,7 +145,7 @@ export default class App extends Component<AppProps, WalletmanAppState> {
                 wsUrl: Api.WS_URL,
                 clientId: this.clientId || '',
                 userId: userId,
-                // debug: true,
+                debug: true,
                 heartbeatInterval: 10000,
                 reconnectInterval: 5000,
                 reconnectMaxAttempts: Infinity,
@@ -630,6 +634,60 @@ export default class App extends Component<AppProps, WalletmanAppState> {
         return null;
     }
     
+    openServerSettings = () => {
+        const domain = getServerDomain();
+        const colonIdx = domain.lastIndexOf(':');
+        const host = colonIdx > 0 ? domain.substring(0, colonIdx) : domain;
+        const port = colonIdx > 0 ? domain.substring(colonIdx + 1) : '';
+        this.setState({ showServerSettings: true, settingsHost: host, settingsPort: port });
+    };
+
+    saveDomain = async () => {
+        const { settingsHost, settingsPort } = this.state;
+        const domain = settingsPort ? `${settingsHost}:${settingsPort}` : settingsHost;
+        await saveServerDomain(domain);
+        this.setState({ showServerSettings: false });
+        Alert.alert('已保存', '重启 App 后生效');
+    };
+
+    renderServerSettingsModal() {
+        const { showServerSettings, settingsHost, settingsPort } = this.state;
+        return (
+            <Modal visible={showServerSettings} transparent animationType="fade">
+                <View style={{ flex: 1, backgroundColor: 'rgba(0,0,0,0.5)', justifyContent: 'center', alignItems: 'center' }}>
+                    <View style={{ backgroundColor: '#fff', borderRadius: 10, padding: 20, width: '85%' }}>
+                        <Text style={{ fontSize: 16, fontWeight: 'bold', marginBottom: 16 }}>服务器设置</Text>
+                        <Text style={{ fontSize: 13, color: '#666', marginBottom: 4 }}>Host</Text>
+                        <TextInput
+                            style={{ borderWidth: 1, borderColor: '#ddd', borderRadius: 6, paddingHorizontal: 10, paddingVertical: 8, marginBottom: 12, fontSize: 14 }}
+                            value={settingsHost}
+                            onChangeText={t => this.setState({ settingsHost: t })}
+                            placeholder="192.168.1.198"
+                            autoCapitalize="none"
+                            keyboardType="default"
+                        />
+                        <Text style={{ fontSize: 13, color: '#666', marginBottom: 4 }}>Port</Text>
+                        <TextInput
+                            style={{ borderWidth: 1, borderColor: '#ddd', borderRadius: 6, paddingHorizontal: 10, paddingVertical: 8, marginBottom: 20, fontSize: 14 }}
+                            value={settingsPort}
+                            onChangeText={t => this.setState({ settingsPort: t })}
+                            placeholder="16000"
+                            keyboardType="number-pad"
+                        />
+                        <View style={{ flexDirection: 'row', justifyContent: 'flex-end' }}>
+                            <TouchableOpacity onPress={() => this.setState({ showServerSettings: false })} style={{ paddingHorizontal: 16, paddingVertical: 8, marginRight: 10 }}>
+                                <Text style={{ color: '#666' }}>取消</Text>
+                            </TouchableOpacity>
+                            <TouchableOpacity onPress={this.saveDomain} style={{ backgroundColor: '#3498db', paddingHorizontal: 16, paddingVertical: 8, borderRadius: 6 }}>
+                                <Text style={{ color: '#fff', fontWeight: 'bold' }}>保存</Text>
+                            </TouchableOpacity>
+                        </View>
+                    </View>
+                </View>
+            </Modal>
+        );
+    }
+
     render() {
         return (
             <View style={styles.container}>
@@ -653,6 +711,10 @@ export default class App extends Component<AppProps, WalletmanAppState> {
                     );
                 })()}
                 {this.renderBindModal()}
+                {this.renderServerSettingsModal()}
+                <TouchableOpacity onPress={this.openServerSettings} style={{ alignSelf: 'flex-end', paddingHorizontal: 12, paddingVertical: 4 }}>
+                    <Text style={{ fontSize: 12, color: '#3498db' }}>⚙ 服务器设置</Text>
+                </TouchableOpacity>
                 <View style={[styles.bindButton, { backgroundColor: "transparent", flexDirection: "row", justifyContent: "space-between", alignItems: "center" }]}>
                     <TouchableOpacity style={[styles.bindButton, { marginBottom: 0, width: '45%', backgroundColor: "#888888" }]} onPress={() => {
                         this.setState({ showPaytmPersonalBind: true, paytmPersonalBindType: 'otpMode' });
diff --git a/package.json b/package.json
index 69fa693..7e61a9e 100644
--- a/package.json
+++ b/package.json
@@ -11,6 +11,7 @@
     "postinstall": "patch-package"
   },
   "dependencies": {
+    "@react-native-async-storage/async-storage": "^1.23.1",
     "@react-native-cookies/cookies": "^6.2.1",
     "@react-native-ml-kit/barcode-scanning": "^2.0.0",
     "buffer": "^6.0.3",
diff --git a/servers/walletman b/servers/walletman
index 248df18..1f15329 160000
--- a/servers/walletman
+++ b/servers/walletman
@@ -1 +1 @@
-Subproject commit 248df18fcf005856ecc52195252b1a54dcb9fa22
+Subproject commit 1f15329fc2507c85dc87bdc57cd24cf3644fe50f
diff --git a/services/api.ts b/services/api.ts
index 05efeed..3a2ce0c 100644
--- a/services/api.ts
+++ b/services/api.ts
@@ -1,12 +1,30 @@
 import { WalletType } from 'rnwalletman';
+import AsyncStorage from '@react-native-async-storage/async-storage';
 
-const DOMAIN = '192.168.1.117:16000';
-const BASE_URL = `http://${DOMAIN}`;
-const WS_URL = `ws://${DOMAIN}/ws`;
+const DEFAULT_DOMAIN = '192.168.1.198:16000';
+const STORAGE_KEY = 'server_domain';
+
+let _domain = DEFAULT_DOMAIN;
+
+export async function loadServerDomain(): Promise<string> {
+    const saved = await AsyncStorage.getItem(STORAGE_KEY);
+    if (saved) _domain = saved;
+    return _domain;
+}
+
+export async function saveServerDomain(domain: string): Promise<void> {
+    _domain = domain;
+    await AsyncStorage.setItem(STORAGE_KEY, domain);
+}
+
+export function getServerDomain(): string {
+    return _domain;
+}
 
 class Api {
-    public static readonly BASE_URL = BASE_URL;
-    public static readonly WS_URL = WS_URL;
+    public static get BASE_URL() { return `http://${_domain}`; }
+    public static get WS_URL() { return `ws://${_domain}/ws`; }
+
     private static _instance: Api | null = null;
     private userId: number = 0;
 
diff --git a/types.ts b/types.ts
index 4b5f4a9..f1afe27 100644
--- a/types.ts
+++ b/types.ts
@@ -26,4 +26,9 @@ export interface WalletmanAppState {
     /* Proxy 状态 */
     proxyStatus: 'idle' | 'connecting' | 'connected' | 'disconnected' | 'error';
     proxyError?: string;
+
+    /* Server 设置 */
+    showServerSettings: boolean;
+    settingsHost: string;
+    settingsPort: string;
 }