diff --git a/desktop/src/main/device/serial-port.ts b/desktop/src/main/device/serial-port.ts
index 248a783..142395a 100644
--- a/desktop/src/main/device/serial-port.ts
+++ b/desktop/src/main/device/serial-port.ts
@@ -15,12 +15,17 @@ export class SerialPort {
   ): Promise<void> {
     try {
       if (this.port?.isOpen) {
+        console.log('Closing existing serial port before opening new one')
         await this.close()
+        await new Promise(resolve => setTimeout(resolve, 100))
       }
 
+      console.log(`Opening serial port: ${path} at ${baudRate} baud`)
       this.port = new SP({ path, baudRate }, (err) => {
         if (err) {
           console.error('Error opening port: ', err.message)
+        } else {
+          console.log(`Serial port ${path} opened successfully at ${baudRate} baud`)
         }
         onOpen(err)
       })
@@ -72,10 +77,24 @@ export class SerialPort {
   async close(): Promise<void> {
     if (this.port?.isOpen) {
       try {
-        this.port.close()
+        console.log('Closing serial port...')
+        await new Promise<void>((resolve, reject) => {
+          this.port!.close((err) => {
+            if (err) {
+              console.error('close-serial-port error', err)
+              reject(err)
+            } else {
+              console.log('Serial port closed successfully')
+              resolve()
+            }
+          })
+        })
       } catch (error) {
         console.error('close-serial-port error', error)
+        throw error
       }
+    } else {
+      console.log('Serial port is already closed or not initialized')
     }
   }
 }
diff --git a/desktop/src/main/events/serial-port.ts b/desktop/src/main/events/serial-port.ts
index fbc005b..a53fe56 100644
--- a/desktop/src/main/events/serial-port.ts
+++ b/desktop/src/main/events/serial-port.ts
@@ -26,7 +26,7 @@ async function getSerialPorts(): Promise<string[]> {
 async function openSerialPort(
   e: IpcMainInvokeEvent,
   path: string,
-  baudRate = 57600
+  baudRate: number = 57600
 ): Promise<boolean> {
   try {
     await device.serialPort.init(path, baudRate, (err) => {
diff --git a/desktop/src/renderer/src/components/device-modal/serial-port.tsx b/desktop/src/renderer/src/components/device-modal/serial-port.tsx
index 7ad64e9..2f79829 100644
--- a/desktop/src/renderer/src/components/device-modal/serial-port.tsx
+++ b/desktop/src/renderer/src/components/device-modal/serial-port.tsx
@@ -1,10 +1,10 @@
 import { ReactElement, useEffect, useState } from 'react'
-import { Select } from 'antd'
+import { Select, Space } from 'antd'
 import { useAtom } from 'jotai'
 import { useTranslation } from 'react-i18next'
 
 import { IpcEvents } from '@common/ipc-events'
-import { serialPortAtom, serialPortStateAtom } from '@renderer/jotai/device'
+import { serialPortAtom, serialPortStateAtom, baudRateAtom } from '@renderer/jotai/device'
 import * as storage from '@renderer/libs/storage'
 
 type Option = {
@@ -21,11 +21,27 @@ export const SerialPort = ({ setMsg }: SerialPortProps): ReactElement => {
 
   const [serialPort, setSerialPort] = useAtom(serialPortAtom)
   const [serialPortState, setSerialPortState] = useAtom(serialPortStateAtom)
+  const [baudRate, setBaudRate] = useAtom(baudRateAtom)
 
   const [options, setOptions] = useState<Option[]>([])
   const [isFailed, setIsFailed] = useState(false)
 
+  const baudRateOptions = [
+    { value: 1200, label: '1200' },
+    { value: 2400, label: '2400' },
+    { value: 4800, label: '4800' },
+    { value: 9600, label: '9600' },
+    { value: 14400, label: '14400' },
+    { value: 19200, label: '19200' },
+    { value: 38400, label: '38400' },
+    { value: 57600, label: '57600' },
+    { value: 115200, label: '115200' }
+  ]
+
   useEffect(() => {
+    const savedBaudRate = storage.getBaudRate()
+    setBaudRate(savedBaudRate)
+    
     getSerialPorts(true)
 
     const rmListener = window.electron.ipcRenderer.on(IpcEvents.OPEN_SERIAL_PORT_RSP, (_, err) => {
@@ -63,7 +79,7 @@ export const SerialPort = ({ setMsg }: SerialPortProps): ReactElement => {
     setIsFailed(false)
     setMsg('')
 
-    const success = await window.electron.ipcRenderer.invoke(IpcEvents.OPEN_SERIAL_PORT, port)
+    const success = await window.electron.ipcRenderer.invoke(IpcEvents.OPEN_SERIAL_PORT, port, baudRate)
 
     if (success) {
       setSerialPort(port)
@@ -73,16 +89,45 @@ export const SerialPort = ({ setMsg }: SerialPortProps): ReactElement => {
     }
   }
 
+  async function closeSerialPort(): Promise<void> {
+    await window.electron.ipcRenderer.invoke(IpcEvents.CLOSE_SERIAL_PORT)
+    setSerialPort('')
+    setSerialPortState('disconnected')
+    storage.setSerialPort('')
+  }
+
+  async function handleBaudRateChange(newBaudRate: number): Promise<void> {
+    setBaudRate(newBaudRate)
+    storage.setBaudRate(newBaudRate)
+    
+    if (serialPort && serialPortState === 'connected') {
+      const currentPort = serialPort 
+      await closeSerialPort()
+      setTimeout(() => {
+        selectSerialPort(currentPort)
+      }, 200)
+    }
+  }
+
   return (
-    <Select
-      value={serialPort || undefined}
-      style={{ width: 280 }}
-      options={options}
-      loading={serialPortState === 'connecting'}
-      status={isFailed ? 'error' : undefined}
-      placeholder={t('modal.selectSerial')}
-      onChange={selectSerialPort}
-      onClick={() => getSerialPorts(false)}
-    />
+    <Space direction="vertical" size="small" style={{ width: '100%', alignItems: 'center' }}>
+      <Select
+        value={serialPort || undefined}
+        style={{ width: 280 }}
+        options={options}
+        loading={serialPortState === 'connecting'}
+        status={isFailed ? 'error' : undefined}
+        placeholder={t('modal.selectSerial')}
+        onChange={selectSerialPort}
+        onClick={() => getSerialPorts(false)}
+      />
+      <Select
+        value={baudRate}
+        style={{ width: 280 }}
+        options={baudRateOptions}
+        placeholder={t('modal.selectBaudRate')}
+        onChange={handleBaudRateChange}
+      />
+    </Space>
   )
 }
diff --git a/desktop/src/renderer/src/components/menu/serial-port/index.tsx b/desktop/src/renderer/src/components/menu/serial-port/index.tsx
index 90b97dc..dde6fb8 100644
--- a/desktop/src/renderer/src/components/menu/serial-port/index.tsx
+++ b/desktop/src/renderer/src/components/menu/serial-port/index.tsx
@@ -1,19 +1,38 @@
 import { ReactElement, useEffect, useState } from 'react'
-import { Popover } from 'antd'
+import { Popover, Select, Space, Divider } from 'antd'
 import clsx from 'clsx'
 import { useAtom } from 'jotai'
 import { CpuIcon, LoaderCircleIcon, RadioIcon } from 'lucide-react'
+import { useTranslation } from 'react-i18next'
 
 import { IpcEvents } from '@common/ipc-events'
-import { serialPortAtom } from '@renderer/jotai/device'
+import { serialPortAtom, baudRateAtom } from '@renderer/jotai/device'
+import * as storage from '@renderer/libs/storage'
 
 export const SerialPort = (): ReactElement => {
+  const { t } = useTranslation()
   const [serialPort, setSerialPort] = useAtom(serialPortAtom)
+  const [baudRate, setBaudRate] = useAtom(baudRateAtom)
 
   const [connectingPort, setConnectingPort] = useState('')
   const [serialPorts, setSerialPorts] = useState<string[]>([])
 
+  const baudRateOptions = [
+    { value: 1200, label: '1200' },
+    { value: 2400, label: '2400' },
+    { value: 4800, label: '4800' },
+    { value: 9600, label: '9600' },
+    { value: 14400, label: '14400' },
+    { value: 19200, label: '19200' },
+    { value: 38400, label: '38400' },
+    { value: 57600, label: '57600' },
+    { value: 115200, label: '115200' }
+  ]
+
   useEffect(() => {
+    const savedBaudRate = storage.getBaudRate()
+    setBaudRate(savedBaudRate)
+    
     getSerialPorts()
 
     const rmListener = window.electron.ipcRenderer.on(IpcEvents.OPEN_SERIAL_PORT_RSP, () => {
@@ -34,37 +53,88 @@ export const SerialPort = (): ReactElement => {
     if (connectingPort) return
     setConnectingPort(port)
 
-    const success = await window.electron.ipcRenderer.invoke(IpcEvents.OPEN_SERIAL_PORT, port)
+    const success = await window.electron.ipcRenderer.invoke(IpcEvents.OPEN_SERIAL_PORT, port, baudRate)
     if (success) {
       setSerialPort(port)
+      storage.setSerialPort(port)
+    }
+  }
+
+  async function closeSerialPort(): Promise<void> {
+    await window.electron.ipcRenderer.invoke(IpcEvents.CLOSE_SERIAL_PORT)
+    setSerialPort('')
+    storage.setSerialPort('')
+  }
+
+  async function handleBaudRateChange(newBaudRate: number): Promise<void> {
+    setBaudRate(newBaudRate)
+    storage.setBaudRate(newBaudRate)
+    
+    if (serialPort) {
+      const currentPort = serialPort 
+      await closeSerialPort()
+      setTimeout(() => {
+        openSerialPort(currentPort)
+      }, 200)
     }
   }
 
   const content = (
-    <div className="max-h-[350px] overflow-y-auto">
-      {serialPorts.map((port: string) => (
-        <div
-          key={port}
-          className={clsx(
-            'flex cursor-pointer items-center space-x-2 rounded px-3 py-2 hover:bg-neutral-700/60',
-            port === serialPort ? 'text-blue-500' : 'text-white'
-          )}
-          onClick={() => openSerialPort(port)}
-        >
-          {port === connectingPort ? (
-            <LoaderCircleIcon className="animate-spin" size={16} />
-          ) : (
-            <RadioIcon size={16} />
-          )}
-          <span>{port}</span>
+    <div className="w-[280px] p-3">
+      <Space direction="vertical" size="middle" style={{ width: '100%' }}>
+
+        <div>
+          <div className="mb-2 text-sm text-neutral-300">{t('menu.serialPort.device')}</div>
+          <div className="max-h-[200px] overflow-y-auto">
+            {serialPorts.length === 0 ? (
+              <div className="text-neutral-500 text-sm py-2">{t('menu.serialPort.noDeviceFound')}</div>
+            ) : (
+              serialPorts.map((port: string) => (
+                <div
+                  key={port}
+                  className={clsx(
+                    'flex cursor-pointer items-center space-x-2 rounded px-3 py-2 hover:bg-neutral-700/60',
+                    port === serialPort ? 'text-blue-500' : 'text-white'
+                  )}
+                  onClick={() => openSerialPort(port)}
+                >
+                  {port === connectingPort ? (
+                    <LoaderCircleIcon className="animate-spin" size={16} />
+                  ) : (
+                    <RadioIcon size={16} />
+                  )}
+                  <span>{port}</span>
+                </div>
+              ))
+            )}
+          </div>
+        </div>
+
+        <Divider style={{ margin: 0, borderColor: '#404040' }} />
+
+        <div>
+          <div className="mb-2 text-sm text-neutral-300">{t('menu.serialPort.baudRate')}</div>
+          <Select
+            value={baudRate}
+            style={{ width: '100%' }}
+            options={baudRateOptions}
+            onChange={handleBaudRateChange}
+            size="small"
+          />
         </div>
-      ))}
+      </Space>
     </div>
   )
 
   return (
     <Popover content={content} placement="bottomLeft" trigger="click" arrow={false}>
-      <div className="flex h-[28px] cursor-pointer items-center justify-center rounded px-2 text-white hover:bg-neutral-700/70">
+      <div 
+        className={clsx(
+          "flex h-[28px] cursor-pointer items-center justify-center rounded px-2 hover:bg-neutral-700/70",
+          serialPort ? 'text-blue-400' : 'text-white'
+        )}
+        title={serialPort ? `${serialPort} @ ${baudRate}` : t('menu.serialPort.clickToSelect')}
+      >
         <CpuIcon size={18} />
       </div>
     </Popover>
diff --git a/desktop/src/renderer/src/components/menu/settings/index.tsx b/desktop/src/renderer/src/components/menu/settings/index.tsx
index c62f786..b96aefb 100644
--- a/desktop/src/renderer/src/components/menu/settings/index.tsx
+++ b/desktop/src/renderer/src/components/menu/settings/index.tsx
@@ -1,7 +1,7 @@
 import { ReactElement, useEffect, useState } from 'react'
 import { Badge, Modal } from 'antd'
 import clsx from 'clsx'
-import { BadgeInfoIcon, CircleArrowUpIcon, PaletteIcon, SettingsIcon } from 'lucide-react'
+import { BadgeInfoIcon, CircleArrowUpIcon, PaletteIcon, SettingsIcon, RotateCcwIcon } from 'lucide-react'
 import { useTranslation } from 'react-i18next'
 
 import { IpcEvents } from '@common/ipc-events'
@@ -10,6 +10,7 @@ import * as storage from '@renderer/libs/storage'
 import { About } from './about'
 import { Appearance } from './appearance'
 import { Update } from './update'
+import { Reset } from './reset'
 
 export const Settings = (): ReactElement => {
   const { t } = useTranslation()
@@ -32,6 +33,7 @@ export const Settings = (): ReactElement => {
   const tabs = [
     { id: 'appearance', icon: <PaletteIcon size={16} />, component: <Appearance /> },
     { id: 'update', icon: <CircleArrowUpIcon size={16} />, component: <Update /> },
+    { id: 'reset', icon: <RotateCcwIcon size={16} />, component: <Reset /> },
     { id: 'about', icon: <BadgeInfoIcon size={16} />, component: <About /> }
   ]
 
diff --git a/desktop/src/renderer/src/components/menu/settings/reset.tsx b/desktop/src/renderer/src/components/menu/settings/reset.tsx
new file mode 100644
index 0000000..1256977
--- /dev/null
+++ b/desktop/src/renderer/src/components/menu/settings/reset.tsx
@@ -0,0 +1,64 @@
+import { ReactElement, useState } from 'react'
+import { Button, Modal } from 'antd'
+import { useTranslation } from 'react-i18next'
+
+import * as storage from '@renderer/libs/storage'
+
+export const Reset = (): ReactElement => {
+  const { t } = useTranslation()
+  const [isConfirmModalOpen, setIsConfirmModalOpen] = useState(false)
+
+  function handleReset(): void {
+    setIsConfirmModalOpen(true)
+  }
+
+  function confirmReset(): void {
+    storage.clearAllSettings()
+    setIsConfirmModalOpen(false)
+    // 重新加载应用以应用重置
+    window.location.reload()
+  }
+
+  function cancelReset(): void {
+    setIsConfirmModalOpen(false)
+  }
+
+  return (
+    <>
+      <div className="space-y-6">
+        <div>
+          <div className="text-xl font-bold">{t('settings.reset.title')}</div>
+          <div className="pt-2 text-sm text-neutral-400">{t('settings.reset.description')}</div>
+        </div>
+
+        <div className="space-y-4">
+          <div className="rounded-lg border border-red-600/30 bg-red-600/10 p-4">
+            <div className="text-sm font-medium text-red-400">{t('settings.reset.warning')}</div>
+            <div className="mt-2 text-xs text-red-300">{t('settings.reset.warningDescription')}</div>
+          </div>
+
+          <Button 
+            type="primary" 
+            danger 
+            onClick={handleReset}
+            className="w-full"
+          >
+            {t('settings.reset.button')}
+          </Button>
+        </div>
+      </div>
+
+      <Modal
+        title={t('settings.reset.confirmTitle')}
+        open={isConfirmModalOpen}
+        onOk={confirmReset}
+        onCancel={cancelReset}
+        okText={t('settings.reset.confirm')}
+        cancelText={t('settings.reset.cancel')}
+        okButtonProps={{ danger: true }}
+      >
+        <p>{t('settings.reset.confirmMessage')}</p>
+      </Modal>
+    </>
+  )
+}
diff --git a/desktop/src/renderer/src/i18n/locales/be.ts b/desktop/src/renderer/src/i18n/locales/be.ts
index ce82906..ef59a6a 100644
--- a/desktop/src/renderer/src/i18n/locales/be.ts
+++ b/desktop/src/renderer/src/i18n/locales/be.ts
@@ -8,15 +8,22 @@ const be = {
         failed: 'Kan geen verbinding maken met de camera. Probeer opnieuw.'
       },
       modal: {
-        title: 'Kies USB-apparaat',
-        selectVideo: 'Kies een video-invoerapparaat',
-        selectSerial: 'Kies serieel apparaat'
-      },
+                title: 'Kies USB-apparaat',
+                selectVideo: 'Selecteer een video-invoerapparaat',
+                selectSerial: 'Kies serieel apparaat',
+                selectBaudRate: 'Selecteer baudrate'
+        },
       menu: {
-        serial: 'Serieel',
-        keyboard: 'Klavier',
-        mouse: 'Muis'
-      },
+                serial: 'Serieel',
+                keyboard: 'Toetsenbord',
+                mouse: 'Muis',
+                serialPort: {
+                        device: 'Serieel apparaat',
+                        baudRate: 'Baudrate',
+                        noDeviceFound: 'Geen seriële apparaten gevonden',
+                        clickToSelect: 'Klik om seriële poort te selecteren'
+                }
+        },
       video: {
         resolution: 'Resolutie',
         customResolution: 'Aangepast',
@@ -72,6 +79,17 @@ const be = {
           title: 'Over',
           version: 'Versie',
           community: 'Community'
+        },
+        reset: {
+          title: 'Instellingen resetten',
+          description: 'Alle applicatie-instellingen resetten naar standaardwaarden',
+          warning: 'Waarschuwing',
+          warningDescription: 'Deze actie kan niet ongedaan worden gemaakt. Alle aangepaste instellingen gaan verloren.',
+          button: 'Alle instellingen resetten',
+          confirmTitle: 'Reset bevestigen',
+          confirmMessage: 'Weet u zeker dat u alle instellingen wilt resetten? Deze actie kan niet ongedaan worden gemaakt.',
+          confirm: 'Reset',
+          cancel: 'Annuleren'
         }
       }
     }
diff --git a/desktop/src/renderer/src/i18n/locales/de.ts b/desktop/src/renderer/src/i18n/locales/de.ts
index 8a1ac47..d11a42c 100644
--- a/desktop/src/renderer/src/i18n/locales/de.ts
+++ b/desktop/src/renderer/src/i18n/locales/de.ts
@@ -8,15 +8,22 @@ const de = {
         failed: 'Kamera konnte nicht verbunden werden. Bitte versuche es erneut.'
       },
       modal: {
-        title: 'USB-Gerät auswählen',
-        selectVideo: 'Bitte wähle ein Video-Eingabegerät aus',
-        selectSerial: 'Serielles Gerät auswählen'
-      },
+                title: 'USB-Gerät auswählen',
+                selectVideo: 'Bitte wählen Sie ein Video-Eingabegerät',
+                selectSerial: 'Serielles Gerät auswählen',
+                selectBaudRate: 'Bitte wählen Sie die Baudrate'
+        },
       menu: {
-        serial: 'Seriell',
-        keyboard: 'Tastatur',
-        mouse: 'Maus'
-      },
+                serial: 'Seriell',
+                keyboard: 'Tastatur',
+                mouse: 'Maus',
+                serialPort: {
+                        device: 'Serielles Gerät',
+                        baudRate: 'Baudrate',
+                        noDeviceFound: 'Keine seriellen Geräte gefunden',
+                        clickToSelect: 'Klicken Sie, um seriellen Port auszuwählen'
+                }
+        },
       video: {
         resolution: 'Auflösung',
         customResolution: 'Benutzerdefiniert',
@@ -72,6 +79,17 @@ const de = {
           title: 'Über',
           version: 'Version',
           community: 'Community'
+        },
+        reset: {
+          title: 'Einstellungen zurücksetzen',
+          description: 'Alle Anwendungseinstellungen auf Standardwerte zurücksetzen',
+          warning: 'Warnung',
+          warningDescription: 'Diese Aktion kann nicht rückgängig gemacht werden. Alle benutzerdefinierten Einstellungen gehen verloren.',
+          button: 'Alle Einstellungen zurücksetzen',
+          confirmTitle: 'Zurücksetzen bestätigen',
+          confirmMessage: 'Sind Sie sicher, dass Sie alle Einstellungen zurücksetzen möchten? Diese Aktion kann nicht rückgängig gemacht werden.',
+          confirm: 'Zurücksetzen',
+          cancel: 'Abbrechen'
         }
       }
     }
diff --git a/desktop/src/renderer/src/i18n/locales/en.ts b/desktop/src/renderer/src/i18n/locales/en.ts
index 707c660..e88c668 100644
--- a/desktop/src/renderer/src/i18n/locales/en.ts
+++ b/desktop/src/renderer/src/i18n/locales/en.ts
@@ -10,12 +10,19 @@ const en = {
     modal: {
       title: 'Select USB Device',
       selectVideo: 'Please select a video input device',
-      selectSerial: 'Please select serial device'
+      selectSerial: 'Please select serial device',
+      selectBaudRate: 'Please select baud rate'
     },
     menu: {
       serial: 'Serial',
       keyboard: 'Keyboard',
-      mouse: 'Mouse'
+      mouse: 'Mouse',
+      serialPort: {
+        device: 'Serial Device',
+        baudRate: 'Baud Rate',
+        noDeviceFound: 'No serial devices found',
+        clickToSelect: 'Click to select serial port'
+      }
     },
     video: {
       resolution: 'Resolution',
@@ -75,6 +82,17 @@ const en = {
         title: 'About',
         version: 'Version',
         community: 'Community'
+      },
+      reset: {
+        title: 'Reset Settings',
+        description: 'Reset all application settings to default values',
+        warning: 'Warning',
+        warningDescription: 'This action cannot be undone. All your custom settings will be lost.',
+        button: 'Reset All Settings',
+        confirmTitle: 'Confirm Reset',
+        confirmMessage: 'Are you sure you want to reset all settings? This action cannot be undone.',
+        confirm: 'Reset',
+        cancel: 'Cancel'
       }
     }
   }
diff --git a/desktop/src/renderer/src/i18n/locales/nl.ts b/desktop/src/renderer/src/i18n/locales/nl.ts
index f2dd737..dc1a86f 100644
--- a/desktop/src/renderer/src/i18n/locales/nl.ts
+++ b/desktop/src/renderer/src/i18n/locales/nl.ts
@@ -8,15 +8,22 @@ const nl = {
         failed: 'Kan geen verbinding maken met de camera. Probeer het opnieuw.'
       },
       modal: {
-        title: 'Selecteer USB-apparaat',
-        selectVideo: 'Selecteer een video-invoerapparaat',
-        selectSerial: 'Selecteer serieel apparaat'
-      },
+                title: 'Selecteer USB-apparaat',
+                selectVideo: 'Selecteer een video-invoerapparaat',
+                selectSerial: 'Selecteer serieel apparaat',
+                selectBaudRate: 'Selecteer baudrate'
+        },
       menu: {
-        serial: 'Serieel',
-        keyboard: 'Toetsenbord',
-        mouse: 'Muis'
-      },
+                serial: 'Serieel',
+                keyboard: 'Toetsenbord',
+                mouse: 'Muis',
+                serialPort: {
+                        device: 'Serieel apparaat',
+                        baudRate: 'Baudrate',
+                        noDeviceFound: 'Geen seriële apparaten gevonden',
+                        clickToSelect: 'Klik om seriële poort te selecteren'
+                }
+        },
       video: {
         resolution: 'Resolutie',
         customResolution: 'Aangepast',
@@ -72,6 +79,17 @@ const nl = {
           title: 'Over',
           version: 'Versie',
           community: 'Community'
+        },
+        reset: {
+          title: 'Instellingen resetten',
+          description: 'Alle applicatie-instellingen resetten naar standaardwaarden',
+          warning: 'Waarschuwing',
+          warningDescription: 'Deze actie kan niet ongedaan worden gemaakt. Alle aangepaste instellingen gaan verloren.',
+          button: 'Alle instellingen resetten',
+          confirmTitle: 'Reset bevestigen',
+          confirmMessage: 'Weet je zeker dat je alle instellingen wilt resetten? Deze actie kan niet ongedaan worden gemaakt.',
+          confirm: 'Reset',
+          cancel: 'Annuleren'
         }
       }
     }
diff --git a/desktop/src/renderer/src/i18n/locales/ru.ts b/desktop/src/renderer/src/i18n/locales/ru.ts
index 4e50e6d..09e19c0 100644
--- a/desktop/src/renderer/src/i18n/locales/ru.ts
+++ b/desktop/src/renderer/src/i18n/locales/ru.ts
@@ -8,14 +8,21 @@ const ru = {
       failed: 'Не удалось подключить камеру. Пожалуйста, попробуйте еще раз.'
     },
     modal: {
-      title: 'Выберите устройство USB',
-      selectVideo: 'Выбрать источник видео',
-      selectSerial: 'Выбрать последовательный порт'
+      title: 'Выбрать USB устройство',
+      selectVideo: 'Пожалуйста, выберите устройство видеовхода',
+      selectSerial: 'Выбрать последовательный порт',
+      selectBaudRate: 'Пожалуйста, выберите скорость передачи данных'
     },
     menu: {
       serial: 'Последовательный порт',
       keyboard: 'Клавиатура',
-      mouse: 'Мышь'
+      mouse: 'Мышь',
+      serialPort: {
+        device: 'Последовательное устройство',
+        baudRate: 'Скорость передачи',
+        noDeviceFound: 'Последовательные устройства не найдены',
+        clickToSelect: 'Нажмите, чтобы выбрать последовательный порт'
+      }
     },
     video: {
       resolution: 'Разрешение',
@@ -72,6 +79,17 @@ const ru = {
         title: 'О системе NanoKVM-USB',
         version: 'Версия',
         community: 'Сообщество'
+      },
+      reset: {
+        title: 'Сброс настроек',
+        description: 'Сбросить все настройки приложения к значениям по умолчанию',
+        warning: 'Предупреждение',
+        warningDescription: 'Это действие нельзя отменить. Все пользовательские настройки будут потеряны.',
+        button: 'Сбросить все настройки',
+        confirmTitle: 'Подтвердить сброс',
+        confirmMessage: 'Вы уверены, что хотите сбросить все настройки? Это действие нельзя отменить.',
+        confirm: 'Сбросить',
+        cancel: 'Отмена'
       }
     }
   }
diff --git a/desktop/src/renderer/src/i18n/locales/zh.ts b/desktop/src/renderer/src/i18n/locales/zh.ts
index f6ea3f1..ee37c52 100644
--- a/desktop/src/renderer/src/i18n/locales/zh.ts
+++ b/desktop/src/renderer/src/i18n/locales/zh.ts
@@ -9,12 +9,19 @@ const zh = {
     modal: {
       title: '选择 USB 设备',
       selectVideo: '请选择视频输入设备',
-      selectSerial: '请选择串口设备'
+      selectSerial: '请选择串口设备',
+      selectBaudRate: '请选择波特率'
     },
     menu: {
       serial: '串口',
       keyboard: '键盘',
-      mouse: '鼠标'
+      mouse: '鼠标',
+      serialPort: {
+        device: '串口设备',
+        baudRate: '波特率',
+        noDeviceFound: '未找到串口设备',
+        clickToSelect: '点击选择串口'
+      }
     },
     video: {
       resolution: '分辨率',
@@ -73,6 +80,17 @@ const zh = {
         title: '关于',
         version: '版本',
         community: '社区'
+      },
+      reset: {
+        title: '重置设置',
+        description: '将所有应用程序设置重置为默认值',
+        warning: '警告',
+        warningDescription: '此操作无法撤销。所有自定义设置将丢失。',
+        button: '重置所有设置',
+        confirmTitle: '确认重置',
+        confirmMessage: '您确定要重置所有设置吗？此操作无法撤销。',
+        confirm: '重置',
+        cancel: '取消'
       }
     }
   }
diff --git a/desktop/src/renderer/src/jotai/device.ts b/desktop/src/renderer/src/jotai/device.ts
index c42460f..448101f 100644
--- a/desktop/src/renderer/src/jotai/device.ts
+++ b/desktop/src/renderer/src/jotai/device.ts
@@ -15,3 +15,4 @@ export const videoStateAtom = atom<VideoState>('disconnected')
 
 export const serialPortAtom = atom('')
 export const serialPortStateAtom = atom<SerialState>('disconnected')
+export const baudRateAtom = atom(57600)
diff --git a/desktop/src/renderer/src/libs/storage/index.ts b/desktop/src/renderer/src/libs/storage/index.ts
index 0024a9d..077f5c4 100644
--- a/desktop/src/renderer/src/libs/storage/index.ts
+++ b/desktop/src/renderer/src/libs/storage/index.ts
@@ -13,6 +13,7 @@ const MOUSE_MODE_KEY = 'nanokvm-usb-mouse-mode'
 const MOUSE_SCROLL_DIRECTION_KEY = 'nanokvm-usb-mouse-scroll-direction'
 const SKIP_UPDATE_KEY = 'nano-kvm-check-update'
 const MOUSE_SCROLL_INTERVAL_KEY = 'nanokvm-usb-mouse-scroll-interval'
+const BAUD_RATE_KEY = 'nanokvm-usb-baud-rate'
 
 export function getLanguage(): string | null {
   return localStorage.getItem(LANGUAGE_KEY)
@@ -71,6 +72,18 @@ export function setSerialPort(port: string): void {
   localStorage.setItem(SERIAL_PORT_KEY, port)
 }
 
+export function getBaudRate(): number {
+  const baudRate = localStorage.getItem(BAUD_RATE_KEY)
+  if (!baudRate) {
+    return 57600 
+  }
+  return parseInt(baudRate, 10)
+}
+
+export function setBaudRate(baudRate: number): void {
+  localStorage.setItem(BAUD_RATE_KEY, baudRate.toString())
+}
+
 export function getIsMenuOpen(): boolean {
   const state = localStorage.getItem(IS_MENU_OPEN_KEY)
   if (!state) {
@@ -132,3 +145,18 @@ export function setSkipUpdate(skip: boolean): void {
   const expiry = 3 * 24 * 60 * 60 * 1000
   setWithExpiry(SKIP_UPDATE_KEY, String(skip), expiry)
 }
+
+export function clearAllSettings(): void {
+  localStorage.removeItem(LANGUAGE_KEY)
+  localStorage.removeItem(VIDEO_DEVICE_ID_KEY)
+  localStorage.removeItem(VIDEO_RESOLUTION_KEY)
+  localStorage.removeItem(CUSTOM_RESOLUTION_KEY)
+  localStorage.removeItem(SERIAL_PORT_KEY)
+  localStorage.removeItem(IS_MENU_OPEN_KEY)
+  localStorage.removeItem(MOUSE_STYLE_KEY)
+  localStorage.removeItem(MOUSE_MODE_KEY)
+  localStorage.removeItem(MOUSE_SCROLL_DIRECTION_KEY)
+  localStorage.removeItem(SKIP_UPDATE_KEY)
+  localStorage.removeItem(MOUSE_SCROLL_INTERVAL_KEY)
+  localStorage.removeItem(BAUD_RATE_KEY)
+}