diff --git a/frontend/src/api/login.js b/frontend/src/api/login.js
index 0405b25fe..a75d5924b 100644
--- a/frontend/src/api/login.js
+++ b/frontend/src/api/login.js
@@ -39,15 +39,6 @@ export function getInfo() {
   })
 }
 
-// 解锁屏幕
-export function unlockScreen(password) {
-  return request({
-    url: '/unlockscreen',
-    method: 'post',
-    data: { password }
-  })
-}
-
 // 退出方法
 export function logout() {
   return request({
diff --git a/frontend/src/assets/icons/svg/lock.svg b/frontend/src/assets/icons/svg/lock.svg
deleted file mode 100644
index 74fee543d..000000000
--- a/frontend/src/assets/icons/svg/lock.svg
+++ /dev/null
@@ -1 +0,0 @@
-<svg width="128" height="128" xmlns="http://www.w3.org/2000/svg"><path d="M119.88 49.674h-7.987V39.52C111.893 17.738 90.45.08 63.996.08 37.543.08 16.1 17.738 16.1 39.52v10.154H8.113c-4.408 0-7.987 2.94-7.987 6.577v65.13c0 3.637 3.57 6.577 7.987 6.577H119.88c4.407 0 7.987-2.94 7.987-6.577v-65.13c-.008-3.636-3.58-6.577-7.987-6.577zm-23.953 0H32.065V39.52c0-14.524 14.301-26.295 31.931-26.295 17.63 0 31.932 11.777 31.932 26.295v10.153z"/></svg>
\ No newline at end of file
diff --git a/frontend/src/layout/components/Navbar.vue b/frontend/src/layout/components/Navbar.vue
index 2bfd00346..02d2d4724 100644
--- a/frontend/src/layout/components/Navbar.vue
+++ b/frontend/src/layout/components/Navbar.vue
@@ -33,9 +33,6 @@
           <router-link to="/user/profile">
             <el-dropdown-item icon="el-icon-user">个人中心</el-dropdown-item>
           </router-link>
-          <el-dropdown-item icon="el-icon-lock" @click.native="lockScreen">
-            <span>锁定屏幕</span>
-          </el-dropdown-item>
           <el-dropdown-item divided icon="el-icon-switch-button" @click.native="logout">
             <span>退出登录</span>
           </el-dropdown-item>
@@ -104,12 +101,6 @@ export default {
         this.$refs.searchRef.click()
       }
     },
-    lockScreen() {
-      const currentPath = this.$route.fullPath
-      this.$store.dispatch('lock/lockScreen', currentPath).then(() => {
-        this.$router.push('/lock')
-      })
-    },
     logout() {
       this.$confirm('确定注销并退出系统吗？', '提示', {
         confirmButtonText: '确定',
diff --git a/frontend/src/permission.js b/frontend/src/permission.js
index 1a621df0d..b0b47cbaa 100644
--- a/frontend/src/permission.js
+++ b/frontend/src/permission.js
@@ -18,19 +18,12 @@ const isWhiteList = (path) => {
 router.beforeEach((to, from, next) => {
   NProgress.start()
   if (getToken()) {
-    const isLock = store.getters.isLock
     /* has token*/
     if (to.path === '/login') {
       next({ path: '/' })
       NProgress.done()
     } else if (isWhiteList(to.path)) {
       next()
-    } else if (isLock && to.path !== '/lock') {
-      next({ path: '/lock' })
-      NProgress.done()
-    } else if (!isLock && to.path === '/lock') {
-      next({ path: '/' })
-      NProgress.done()
     } else {
       if (store.getters.roles.length === 0) {
         isRelogin.show = true
diff --git a/frontend/src/router/index.js b/frontend/src/router/index.js
index 2dd6e790a..bbfd2374d 100644
--- a/frontend/src/router/index.js
+++ b/frontend/src/router/index.js
@@ -74,12 +74,6 @@ export const constantRoutes = [
       }
     ]
   },
-  {
-    path: '/lock',
-    component: () => import('@/views/lock'),
-    hidden: true,
-    meta: { title: '锁定屏幕' }
-  },
   {
     path: '/user',
     component: Layout,
diff --git a/frontend/src/store/getters.js b/frontend/src/store/getters.js
index 375a04bee..a13240af6 100644
--- a/frontend/src/store/getters.js
+++ b/frontend/src/store/getters.js
@@ -3,8 +3,6 @@
   size: state => state.app.size,
   device: state => state.app.device,
   dict: state => state.dict.dict,
-  isLock: state => state.lock.isLock,
-  lockPath: state => state.lock.lockPath,
   visitedViews: state => state.tagsView.visitedViews,
   cachedViews: state => state.tagsView.cachedViews,
   token: state => state.user.token,
diff --git a/frontend/src/store/index.js b/frontend/src/store/index.js
index e6ae21ff0..595fa58c6 100644
--- a/frontend/src/store/index.js
+++ b/frontend/src/store/index.js
@@ -1,7 +1,6 @@
 import Vue from 'vue'
 import Vuex from 'vuex'
 import app from './modules/app'
-import lock from './modules/lock'
 import dict from './modules/dict'
 import user from './modules/user'
 import tagsView from './modules/tagsView'
@@ -13,7 +12,6 @@ Vue.use(Vuex)
 const store = new Vuex.Store({
   modules: {
     app,
-    lock,
     dict,
     user,
     tagsView,
diff --git a/frontend/src/store/modules/lock.js b/frontend/src/store/modules/lock.js
deleted file mode 100644
index bc496ebad..000000000
--- a/frontend/src/store/modules/lock.js
+++ /dev/null
@@ -1,34 +0,0 @@
-const LOCK_KEY = 'screen-lock'
-const LOCK_PATH_KEY = 'screen-lock-path'
-
-const lock = {
-  namespaced: true,
-  state: {
-    isLock: JSON.parse(localStorage.getItem(LOCK_KEY) || 'false'),
-    lockPath: localStorage.getItem(LOCK_PATH_KEY) || '/index'
-  },
-  mutations: {
-    SET_LOCK(state, status) {
-      state.isLock = status
-      localStorage.setItem(LOCK_KEY, JSON.stringify(status))
-    },
-    SET_LOCK_PATH(state, path) {
-      state.lockPath = path
-      localStorage.setItem(LOCK_PATH_KEY, path)
-    }
-  },
-  actions: {
-    // 锁定屏幕，同时记录当前路径
-    lockScreen({ commit }, currentPath) {
-      commit('SET_LOCK_PATH', currentPath || '/index')
-      commit('SET_LOCK', true)
-    },
-    // 解锁屏幕，清除路径
-    unlockScreen({ commit }) {
-      commit('SET_LOCK', false)
-      commit('SET_LOCK_PATH', '/index')
-    }
-  }
-}
-
-export default lock
diff --git a/frontend/src/store/modules/user.js b/frontend/src/store/modules/user.js
index 82d418841..dbf2b5cd5 100644
--- a/frontend/src/store/modules/user.js
+++ b/frontend/src/store/modules/user.js
@@ -53,7 +53,6 @@ const user = {
         login(username, password, code, uuid).then(res => {
           setToken(res.token)
           commit('SET_TOKEN', res.token)
-          store.dispatch('lock/unlockScreen')
           resolve()
         }).catch(error => {
           reject(error)
diff --git a/frontend/src/views/lock.vue b/frontend/src/views/lock.vue
deleted file mode 100644
index 5fbc3326f..000000000
--- a/frontend/src/views/lock.vue
+++ /dev/null
@@ -1,375 +0,0 @@
-<template>
-  <div class="lock-container">
-    <!-- 动态粒子背景 -->
-    <canvas ref="particleCanvas" class="particle-bg"></canvas>
-
-    <!-- 时钟 -->
-    <div class="lock-time">{{ currentTime }}</div>
-    <div class="lock-date">{{ currentDate }}</div>
-
-    <!-- 锁屏卡片 -->
-    <div class="lock-card">
-      <div class="avatar-wrap">
-        <img :src="avatar" class="lock-avatar" @error="onAvatarError" />
-        <div class="lock-icon">🔒</div>
-      </div>
-      <div class="lock-username">{{ nickName }}</div>
-      <div class="lock-hint">系统已锁定，请输入密码解锁</div>
-
-      <div class="input-wrap" :class="{ shake: isShaking }">
-        <input ref="passwordInput" v-model="password" type="password" placeholder="请输入登录密码" class="lock-input" @keydown.enter="handleUnlock" autocomplete="off" />
-        <button class="unlock-btn" @click="handleUnlock" :disabled="loading">
-          <span v-if="!loading">→</span>
-          <span v-else class="loading-dot">···</span>
-        </button>
-      </div>
-
-      <div v-if="errorMsg" class="error-msg">{{ errorMsg }}</div>
-
-      <div class="lock-footer">
-        <a href="/login" @click.prevent="goLogin">退出重新登录</a>
-      </div>
-    </div>
-  </div>
-</template>
-
-<script>
-import { mapGetters } from 'vuex'
-import { unlockScreen } from '@/api/login'
-import defAva from '@/assets/images/profile.jpg'
-
-export default {
-  name: 'LockScreen',
-  data() {
-    return {
-      password: '',
-      loading: false,
-      errorMsg: '',
-      isShaking: false,
-      currentTime: '',
-      currentDate: '',
-      timer: null,
-      animationId: null,
-      particles: []
-    }
-  },
-  computed: {
-    ...mapGetters(['avatar', 'nickName'])
-  },
-  mounted() {
-    this.startClock()
-    this.initParticles()
-    this.$nextTick(() => {
-      this.$refs.passwordInput && this.$refs.passwordInput.focus()
-    })
-  },
-  beforeDestroy() {
-    clearInterval(this.timer)
-    cancelAnimationFrame(this.animationId)
-  },
-  methods: {
-    onAvatarError(e) {
-      e.target.src = defAva
-    },
-    startClock() {
-      const update = () => {
-        const now = new Date()
-        const h = String(now.getHours()).padStart(2, '0')
-        const m = String(now.getMinutes()).padStart(2, '0')
-        const s = String(now.getSeconds()).padStart(2, '0')
-        this.currentTime = `${h}:${m}:${s}`
-        const days = ['星期日','星期一','星期二','星期三','星期四','星期五','星期六']
-        this.currentDate = `${now.getFullYear()}年${now.getMonth()+1}月${now.getDate()}日 ${days[now.getDay()]}`
-      }
-      update()
-      this.timer = setInterval(update, 1000)
-    },
-    async handleUnlock() {
-      if (!this.password) {
-        this.showError('请输入密码')
-        return
-      }
-      this.loading = true
-      this.errorMsg = ''
-      try {
-        await unlockScreen(this.password)
-        const lockPath = this.$store.getters.lockPath  // 取锁屏前的路径
-        await this.$store.dispatch('lock/unlockScreen')
-        this.$router.replace(lockPath)
-      } catch (err) {
-        const msg = err.message || err.toString()
-        this.showError(msg)
-        this.password = ''
-        this.$refs.passwordInput && this.$refs.passwordInput.focus()
-      } finally {
-        this.loading = false
-      }
-    },
-    showError(msg) {
-      this.errorMsg = msg
-      this.isShaking = true
-      setTimeout(() => { this.isShaking = false }, 600)
-    },
-    goLogin() {
-      this.$store.dispatch('lock/unlockScreen')
-      this.$store.dispatch('LogOut').then(() => {
-        this.$router.push('/login')
-      })
-    },
-    // 粒子背景
-    initParticles() {
-      const canvas = this.$refs.particleCanvas
-      if (!canvas) return
-      const ctx = canvas.getContext('2d')
-      const resize = () => {
-        canvas.width = window.innerWidth
-        canvas.height = window.innerHeight
-      }
-      resize()
-      window.addEventListener('resize', resize)
-      const count = 80
-      for (let i = 0; i < count; i++) {
-        this.particles.push({
-          x: Math.random() * canvas.width,
-          y: Math.random() * canvas.height,
-          r: Math.random() * 2 + 1,
-          dx: (Math.random() - 0.5) * 0.6,
-          dy: (Math.random() - 0.5) * 0.6,
-          alpha: Math.random() * 0.5 + 0.2
-        })
-      }
-      const draw = () => {
-        ctx.clearRect(0, 0, canvas.width, canvas.height)
-        this.particles.forEach(p => {
-          ctx.beginPath()
-          ctx.arc(p.x, p.y, p.r, 0, Math.PI * 2)
-          ctx.fillStyle = `rgba(255,255,255,${p.alpha})`
-          ctx.fill()
-          p.x += p.dx
-          p.y += p.dy
-          if (p.x < 0 || p.x > canvas.width) p.dx *= -1
-          if (p.y < 0 || p.y > canvas.height) p.dy *= -1
-        })
-        // 连线
-        for (let i = 0; i < this.particles.length; i++) {
-          for (let j = i + 1; j < this.particles.length; j++) {
-            const a = this.particles[i], b = this.particles[j]
-            const dist = Math.hypot(a.x - b.x, a.y - b.y)
-            if (dist < 120) {
-              ctx.beginPath()
-              ctx.moveTo(a.x, a.y)
-              ctx.lineTo(b.x, b.y)
-              ctx.strokeStyle = `rgba(255,255,255,${0.15 * (1 - dist / 120)})`
-              ctx.lineWidth = 0.5
-              ctx.stroke()
-            }
-          }
-        }
-        this.animationId = requestAnimationFrame(draw)
-      }
-      draw()
-    }
-  }
-}
-</script>
-
-<style scoped>
-.lock-container {
-  position: fixed;
-  inset: 0;
-  background: linear-gradient(135deg, #0f0c29, #302b63, #24243e);
-  display: flex;
-  flex-direction: column;
-  align-items: center;
-  justify-content: center;
-  z-index: 9999;
-  font-family: 'PingFang SC', 'Microsoft YaHei', sans-serif;
-  overflow: hidden;
-}
-
-.particle-bg {
-  position: absolute;
-  inset: 0;
-  z-index: 0;
-}
-
-.lock-time {
-  position: relative;
-  z-index: 1;
-  font-size: 72px;
-  font-weight: 200;
-  color: #fff;
-  letter-spacing: 4px;
-  text-shadow: 0 0 40px rgba(255,255,255,0.3);
-  margin-bottom: 8px;
-  font-variant-numeric: tabular-nums;
-}
-
-.lock-date {
-  position: relative;
-  z-index: 1;
-  font-size: 15px;
-  color: rgba(255,255,255,0.6);
-  margin-bottom: 48px;
-  letter-spacing: 2px;
-}
-
-.lock-card {
-  position: relative;
-  z-index: 1;
-  background: rgba(255, 255, 255, 0.08);
-  backdrop-filter: blur(20px);
-  -webkit-backdrop-filter: blur(20px);
-  border: 1px solid rgba(255, 255, 255, 0.15);
-  border-radius: 24px;
-  padding: 40px 48px;
-  width: 360px;
-  display: flex;
-  flex-direction: column;
-  align-items: center;
-  box-shadow: 0 25px 60px rgba(0,0,0,0.4);
-}
-
-.avatar-wrap {
-  position: relative;
-  margin-bottom: 16px;
-}
-
-.lock-avatar {
-  width: 80px;
-  height: 80px;
-  border-radius: 50%;
-  border: 3px solid rgba(255,255,255,0.3);
-  object-fit: cover;
-  display: block;
-}
-
-.lock-icon {
-  position: absolute;
-  bottom: -4px;
-  right: -4px;
-  background: rgba(255,255,255,0.15);
-  border-radius: 50%;
-  width: 26px;
-  height: 26px;
-  display: flex;
-  align-items: center;
-  justify-content: center;
-  font-size: 13px;
-  backdrop-filter: blur(8px);
-}
-
-.lock-username {
-  color: #fff;
-  font-size: 18px;
-  font-weight: 600;
-  margin-bottom: 6px;
-  letter-spacing: 1px;
-}
-
-.lock-hint {
-  color: rgba(255,255,255,0.5);
-  font-size: 13px;
-  margin-bottom: 28px;
-}
-
-.input-wrap {
-  width: 100%;
-  display: flex;
-  align-items: center;
-  background: rgba(255,255,255,0.1);
-  border: 1px solid rgba(255,255,255,0.2);
-  border-radius: 50px;
-  padding: 4px 4px 4px 20px;
-  transition: border-color 0.3s;
-}
-
-.input-wrap:focus-within {
-  border-color: rgba(255,255,255,0.6);
-  background: rgba(255,255,255,0.13);
-}
-
-.input-wrap.shake {
-  animation: shake 0.5s ease;
-}
-
-@keyframes shake {
-  0%, 100% { transform: translateX(0); }
-  20% { transform: translateX(-8px); }
-  40% { transform: translateX(8px); }
-  60% { transform: translateX(-6px); }
-  80% { transform: translateX(6px); }
-}
-
-.lock-input {
-  flex: 1;
-  background: transparent;
-  border: none;
-  outline: none;
-  color: #fff;
-  font-size: 15px;
-  padding: 10px 0;
-}
-
-.lock-input::placeholder {
-  color: rgba(255,255,255,0.35);
-}
-
-.unlock-btn {
-  width: 42px;
-  height: 42px;
-  border-radius: 50%;
-  background: linear-gradient(135deg, #667eea, #764ba2);
-  border: none;
-  color: #fff;
-  font-size: 18px;
-  cursor: pointer;
-  transition: transform 0.2s, opacity 0.2s;
-  display: flex;
-  align-items: center;
-  justify-content: center;
-  flex-shrink: 0;
-}
-
-.unlock-btn:hover:not(:disabled) {
-  transform: scale(1.08);
-}
-
-.unlock-btn:disabled {
-  opacity: 0.6;
-  cursor: not-allowed;
-}
-
-.loading-dot {
-  font-size: 13px;
-  letter-spacing: 1px;
-}
-
-.error-msg {
-  margin-top: 14px;
-  color: #ff7675;
-  font-size: 13px;
-  text-align: center;
-  animation: fadeIn 0.3s ease;
-}
-
-@keyframes fadeIn {
-  from { opacity: 0; transform: translateY(-4px); }
-  to   { opacity: 1; transform: translateY(0); }
-}
-
-.lock-footer {
-  margin-top: 24px;
-}
-
-.lock-footer a {
-  color: rgba(255,255,255,0.4);
-  font-size: 13px;
-  text-decoration: none;
-  transition: color 0.2s;
-}
-
-.lock-footer a:hover {
-  color: rgba(255,255,255,0.8);
-}
-</style>