diff --git a/agent/app/api/v2/file.go b/agent/app/api/v2/file.go
index f00bb5486..ce1f14367 100644
--- a/agent/app/api/v2/file.go
+++ b/agent/app/api/v2/file.go
@@ -628,6 +628,28 @@ func (b *BaseApi) Size(c *gin.Context) {
 	helper.SuccessWithData(c, res)
 }
 
+// @Tags File
+// @Summary Multi file size
+// @Accept json
+// @Param request body request.DirSizeReq true "request"
+// @Success 200 {array} response.DepthDirSizeRes
+// @Security ApiKeyAuth
+// @Security Timestamp
+// @Router /files/depth/size [post]
+// @x-panel-log {"bodyKeys":["path"],"paramKeys":[],"BeforeFunctions":[],"formatZH":"获取目录及其第一层子目录文件夹大小 [path]","formatEN":"Multi file size [path]"}
+func (b *BaseApi) DepthDirSize(c *gin.Context) {
+	var req request.DirSizeReq
+	if err := helper.CheckBindAndValidate(&req, c); err != nil {
+		return
+	}
+	res, err := fileService.DepthDirSize(req)
+	if err != nil {
+		helper.InternalServer(c, err)
+		return
+	}
+	helper.SuccessWithData(c, res)
+}
+
 func mergeChunks(fileName string, fileDir string, dstDir string, chunkCount int, overwrite bool) error {
 	defer func() {
 		_ = os.RemoveAll(fileDir)
diff --git a/agent/app/dto/response/file.go b/agent/app/dto/response/file.go
index 887037245..1f4c0e9d7 100644
--- a/agent/app/dto/response/file.go
+++ b/agent/app/dto/response/file.go
@@ -64,3 +64,8 @@ type UserGroupResponse struct {
 	Users  []UserInfo `json:"users"`
 	Groups []string   `json:"groups"`
 }
+
+type DepthDirSizeRes struct {
+	Path string `json:"path"`
+	Size int64  `json:"size"`
+}
diff --git a/agent/app/service/file.go b/agent/app/service/file.go
index 74bf5d399..4339726bf 100644
--- a/agent/app/service/file.go
+++ b/agent/app/service/file.go
@@ -4,6 +4,7 @@ import (
 	"bufio"
 	"context"
 	"fmt"
+	"github.com/jinzhu/copier"
 	"io"
 	"io/fs"
 	"os"
@@ -51,6 +52,7 @@ type IFileService interface {
 	SaveContent(edit request.FileEdit) error
 	FileDownload(d request.FileDownload) (string, error)
 	DirSize(req request.DirSizeReq) (response.DirSizeRes, error)
+	DepthDirSize(req request.DirSizeReq) ([]response.DepthDirSizeRes, error)
 	ChangeName(req request.FileRename) error
 	Wget(w request.FileWget) (string, error)
 	MvFile(m request.FileMove) error
@@ -443,6 +445,22 @@ func (f *FileService) DirSize(req request.DirSizeReq) (response.DirSizeRes, erro
 	return res, nil
 }
 
+func (f *FileService) DepthDirSize(req request.DirSizeReq) ([]response.DepthDirSizeRes, error) {
+	var (
+		res []response.DepthDirSizeRes
+	)
+	if req.Path == "/proc" {
+		return res, nil
+	}
+	fo := files.NewFileOp()
+	dirSizes, err := fo.GetDepthDirSize(req.Path)
+	_ = copier.Copy(&res, &dirSizes)
+	if err != nil {
+		return res, err
+	}
+	return res, nil
+}
+
 func (f *FileService) ReadLogByLine(req request.FileReadByLineReq) (*response.FileLineContent, error) {
 	logFilePath := ""
 	switch req.Type {
diff --git a/agent/router/ro_file.go b/agent/router/ro_file.go
index 1c5a8e1a2..0f6e8de02 100644
--- a/agent/router/ro_file.go
+++ b/agent/router/ro_file.go
@@ -34,6 +34,7 @@ func (f *FileRouter) InitRouter(Router *gin.RouterGroup) {
 		fileRouter.GET("/download", baseApi.Download)
 		fileRouter.POST("/chunkdownload", baseApi.DownloadChunkFiles)
 		fileRouter.POST("/size", baseApi.Size)
+		fileRouter.POST("/depth/size", baseApi.DepthDirSize)
 		fileRouter.GET("/wget/process", baseApi.WgetProcess)
 		fileRouter.GET("/wget/process/keys", baseApi.ProcessKeys)
 		fileRouter.POST("/read", baseApi.ReadFileByLine)
diff --git a/agent/utils/files/file_op.go b/agent/utils/files/file_op.go
index 38b460491..dd96e5534 100644
--- a/agent/utils/files/file_op.go
+++ b/agent/utils/files/file_op.go
@@ -512,6 +512,71 @@ func (f FileOp) GetDirSize(path string) (int64, error) {
 	return size, nil
 }
 
+type DirSize struct {
+	Path string `json:"path"`
+	Size int64  `json:"size"`
+}
+
+func (f FileOp) GetDepthDirSize(path string) ([]DirSize, error) {
+	var result []DirSize
+	sizeMap := make(map[string]int64)
+	duCmd := exec.Command("du", "-k", "--max-depth=1", "--exclude=proc", path)
+	output, err := duCmd.Output()
+	if err == nil {
+		parseDUOutput(output, sizeMap)
+	} else {
+		calculateDirSizeFallback(path, sizeMap)
+	}
+
+	for dir, size := range sizeMap {
+		result = append(result, DirSize{
+			Path: dir,
+			Size: size,
+		})
+	}
+
+	return result, nil
+}
+
+func parseDUOutput(output []byte, sizeMap map[string]int64) {
+	lines := strings.Split(string(output), "\n")
+	for _, line := range lines {
+		if strings.TrimSpace(line) == "" {
+			continue
+		}
+		fields := strings.Fields(line)
+		if len(fields) == 2 {
+			if sizeKB, err := strconv.ParseInt(fields[0], 10, 64); err == nil {
+				dir := fields[1]
+				sizeMap[dir] = sizeKB * 1024
+			}
+		}
+	}
+}
+
+func calculateDirSizeFallback(path string, sizeMap map[string]int64) {
+	_ = filepath.Walk(path, func(p string, info os.FileInfo, err error) error {
+		if err != nil {
+			return nil
+		}
+		if !info.IsDir() {
+			rel, err := filepath.Rel(path, p)
+			if err != nil {
+				return nil
+			}
+			parts := strings.Split(rel, string(os.PathSeparator))
+			var topLevel string
+			if len(parts) == 0 || parts[0] == "." {
+				topLevel = path
+			} else {
+				topLevel = filepath.Join(path, parts[0])
+			}
+			sizeMap[topLevel] += info.Size()
+		}
+		return nil
+	})
+}
+
 func getFormat(cType CompressType) archiver.CompressedArchive {
 	format := archiver.CompressedArchive{}
 	switch cType {
diff --git a/frontend/src/api/interface/file.ts b/frontend/src/api/interface/file.ts
index f7c0cc5f8..7bbf9d2f5 100644
--- a/frontend/src/api/interface/file.ts
+++ b/frontend/src/api/interface/file.ts
@@ -152,6 +152,11 @@ export namespace File {
         size: number;
     }
 
+    export interface DepthDirSizeRes {
+        size: number;
+        path: string;
+    }
+
     export interface FilePath {
         path: string;
     }
diff --git a/frontend/src/api/modules/files.ts b/frontend/src/api/modules/files.ts
index a3e6eed11..bb0c13331 100644
--- a/frontend/src/api/modules/files.ts
+++ b/frontend/src/api/modules/files.ts
@@ -98,6 +98,10 @@ export const computeDirSize = (params: File.DirSizeReq) => {
     return http.post<File.DirSizeRes>('files/size', params, TimeoutEnum.T_5M);
 };
 
+export const computeDepthDirSize = (params: File.DirSizeReq) => {
+    return http.post<File.DepthDirSizeRes[]>('files/depth/size', params, TimeoutEnum.T_5M);
+};
+
 export const fileWgetKeys = () => {
     return http.get<File.FileKeys>('files/wget/process/keys');
 };
diff --git a/frontend/src/components/complex-table/index.vue b/frontend/src/components/complex-table/index.vue
index b8d3fb253..d57008628 100644
--- a/frontend/src/components/complex-table/index.vue
+++ b/frontend/src/components/complex-table/index.vue
@@ -21,7 +21,12 @@
             </fu-table>
         </div>
 
-        <div class="complex-table__pagination" v-if="props.paginationConfig">
+        <div
+            class="complex-table__pagination flex items-center w-full"
+            v-if="props.paginationConfig"
+            :class="{ '!justify-between': slots.paginationLeft, '!justify-end': !slots.paginationLeft }"
+        >
+            <slot name="paginationLeft"></slot>
             <slot name="pagination">
                 <el-pagination
                     v-model:current-page="paginationConfig.currentPage"
@@ -100,21 +105,25 @@ defineExpose({
 
 onMounted(() => {
     let heightDiff = 320;
+    let tabHeight = 0;
     if (props.heightDiff) {
         heightDiff = props.heightDiff;
     }
+    if (globalStore.openMenuTabs) {
+        tabHeight = 48;
+    }
     if (props.height) {
-        tableHeight.value = props.height;
+        tableHeight.value = props.height - tabHeight;
     } else {
-        tableHeight.value = window.innerHeight - heightDiff;
+        tableHeight.value = window.innerHeight - heightDiff - tabHeight;
     }
 
     window.onresize = () => {
         return (() => {
             if (props.height) {
-                tableHeight.value = props.height;
+                tableHeight.value = props.height - tabHeight;
             } else {
-                tableHeight.value = window.innerHeight - heightDiff;
+                tableHeight.value = window.innerHeight - heightDiff - tabHeight;
             }
         })();
     };
diff --git a/frontend/src/lang/modules/en.ts b/frontend/src/lang/modules/en.ts
index eba50a5e1..0a4c07475 100644
--- a/frontend/src/lang/modules/en.ts
+++ b/frontend/src/lang/modules/en.ts
@@ -80,6 +80,7 @@ const message = {
             fix: 'Fix',
             down: 'Stop',
             up: 'Start',
+            sure: 'Confirm',
         },
         operate: {
             start: 'Start',
@@ -1342,6 +1343,7 @@ const message = {
         taskRunning: 'Running',
     },
     file: {
+        currentDir: 'Directory',
         dir: 'Folder',
         fileName: 'File name',
         search: 'Find',
diff --git a/frontend/src/lang/modules/ja.ts b/frontend/src/lang/modules/ja.ts
index b2838c848..9bfd3a532 100644
--- a/frontend/src/lang/modules/ja.ts
+++ b/frontend/src/lang/modules/ja.ts
@@ -77,6 +77,7 @@ const message = {
             fix: '修正',
             down: '停止',
             up: '起動',
+            sure: '確認',
         },
         operate: {
             start: '開始',
@@ -1278,6 +1279,7 @@ const message = {
         errLog: 'エラーログ',
     },
     file: {
+        currentDir: '現在のディレクトリ',
         dir: 'フォルダ',
         upload: 'アップロード',
         uploadFile: '@:file.upload@.lower:file.file',
diff --git a/frontend/src/lang/modules/ko.ts b/frontend/src/lang/modules/ko.ts
index 8c60a86f7..ecce54ef7 100644
--- a/frontend/src/lang/modules/ko.ts
+++ b/frontend/src/lang/modules/ko.ts
@@ -77,6 +77,7 @@ const message = {
             fix: '수정',
             down: '중지',
             up: '시작',
+            sure: '확인',
         },
         operate: {
             start: '시작',
@@ -1265,6 +1266,7 @@ const message = {
         errLog: '에러 로그',
     },
     file: {
+        currentDir: '현재 디렉터리',
         dir: '폴더',
         upload: '업로드',
         uploadFile: '@:file.upload @.lower:file.file',
diff --git a/frontend/src/lang/modules/ms.ts b/frontend/src/lang/modules/ms.ts
index bd587782b..1a6a0734b 100644
--- a/frontend/src/lang/modules/ms.ts
+++ b/frontend/src/lang/modules/ms.ts
@@ -77,6 +77,7 @@ const message = {
             fix: 'Betulkan',
             down: 'Hentikan',
             up: 'Mulakan',
+            sure: 'Sahkan',
         },
         operate: {
             start: 'Mula',
@@ -1320,6 +1321,7 @@ const message = {
         errLog: 'Log Ralat',
     },
     file: {
+        currentDir: 'Direktori Semasa',
         dir: 'Folder',
         upload: 'Muat naik',
         uploadFile: 'Muat naik fail',
diff --git a/frontend/src/lang/modules/pt-br.ts b/frontend/src/lang/modules/pt-br.ts
index ef0ca93b7..5cfe3a536 100644
--- a/frontend/src/lang/modules/pt-br.ts
+++ b/frontend/src/lang/modules/pt-br.ts
@@ -77,6 +77,7 @@ const message = {
             fix: 'Corrigir',
             down: 'Parar',
             up: 'Iniciar',
+            sure: 'Confirmar',
         },
         operate: {
             start: 'Iniciar',
@@ -1304,6 +1305,7 @@ const message = {
         errLog: 'Logs de erro',
     },
     file: {
+        currentDir: 'Diretório atual',
         dir: 'Pasta',
         upload: 'Carregar',
         uploadFile: '@:file.upload @.lower:file.file',
diff --git a/frontend/src/lang/modules/ru.ts b/frontend/src/lang/modules/ru.ts
index cb0087bdc..a211d8bba 100644
--- a/frontend/src/lang/modules/ru.ts
+++ b/frontend/src/lang/modules/ru.ts
@@ -77,6 +77,7 @@ const message = {
             fix: 'Исправить',
             down: 'Остановить',
             up: 'Запустить',
+            sure: 'Подтвердить',
         },
         operate: {
             start: 'Запустить',
@@ -1308,6 +1309,7 @@ const message = {
         errLog: 'Логи ошибок',
     },
     file: {
+        currentDir: 'Текущий каталог',
         dir: 'Папка',
         upload: 'Загрузить',
         uploadFile: '@:file.upload @.lower:file.file',
diff --git a/frontend/src/lang/modules/zh-Hant.ts b/frontend/src/lang/modules/zh-Hant.ts
index 272d5f4a3..8c32dd9cb 100644
--- a/frontend/src/lang/modules/zh-Hant.ts
+++ b/frontend/src/lang/modules/zh-Hant.ts
@@ -80,6 +80,7 @@ const message = {
             fix: '修復',
             down: '停止',
             up: '啟動',
+            sure: '確定',
         },
         operate: {
             start: '啟動',
@@ -1270,6 +1271,7 @@ const message = {
         taskRunning: '運行中',
     },
     file: {
+        currentDir: '當前目錄',
         dir: '文件夾',
         upload: '上傳',
         download: '下載',
diff --git a/frontend/src/lang/modules/zh.ts b/frontend/src/lang/modules/zh.ts
index 0dd8a039c..aa1c895d1 100644
--- a/frontend/src/lang/modules/zh.ts
+++ b/frontend/src/lang/modules/zh.ts
@@ -80,6 +80,7 @@ const message = {
             fix: '修复',
             down: '停止',
             up: '启动',
+            sure: '确定',
         },
         operate: {
             start: '启动',
@@ -1268,6 +1269,7 @@ const message = {
         taskRunning: '执行中',
     },
     file: {
+        currentDir: '当前目录',
         dir: '文件夹',
         fileName: '文件名',
         search: '在当前目录下查找',
diff --git a/frontend/src/views/host/file-management/code-editor/index.vue b/frontend/src/views/host/file-management/code-editor/index.vue
index 07c54dfad..072f1c1a7 100644
--- a/frontend/src/views/host/file-management/code-editor/index.vue
+++ b/frontend/src/views/host/file-management/code-editor/index.vue
@@ -30,10 +30,12 @@
         <template #content>
             <div ref="dialogForm" class="px-4 py-2">
                 <div class="flex justify-start items-center gap-x-4 card-action">
-                    <el-text @click="handleReset">{{ $t('commons.button.reset') }}</el-text>
-                    <el-text @click="saveContent()" class="ml-0">{{ $t('commons.button.save') }}</el-text>
+                    <el-text class="cursor-pointer" @click="handleReset">{{ $t('commons.button.reset') }}</el-text>
+                    <el-text class="cursor-pointer ml-0" @click="saveContent()">
+                        {{ $t('commons.button.save') }}
+                    </el-text>
                     <el-dropdown trigger="click" max-height="300" placement="bottom-start" @command="changeTheme">
-                        <span class="el-dropdown-link">{{ $t('file.theme') }}</span>
+                        <span class="el-dropdown-link cursor-pointer">{{ $t('file.theme') }}</span>
                         <template #dropdown>
                             <el-dropdown-menu>
                                 <el-dropdown-item v-for="item in themes" :key="item.label" :command="item.value">
@@ -46,7 +48,7 @@
                         </template>
                     </el-dropdown>
                     <el-dropdown trigger="click" max-height="300" placement="bottom-start" @command="changeLanguage">
-                        <span class="el-dropdown-link">{{ $t('file.language') }}</span>
+                        <span class="el-dropdown-link cursor-pointer">{{ $t('file.language') }}</span>
                         <template #dropdown>
                             <el-dropdown-menu>
                                 <el-dropdown-item v-for="item in Languages" :key="item.label" :command="item.label">
@@ -59,7 +61,7 @@
                         </template>
                     </el-dropdown>
                     <el-dropdown trigger="click" max-height="300" placement="bottom-start" @command="changeEOL">
-                        <span class="el-dropdown-link">{{ $t('file.eol') }}</span>
+                        <span class="el-dropdown-link cursor-pointer">{{ $t('file.eol') }}</span>
                         <template #dropdown>
                             <el-dropdown-menu>
                                 <el-dropdown-item v-for="item in eols" :key="item.label" :command="item.value">
@@ -72,7 +74,7 @@
                         </template>
                     </el-dropdown>
                     <el-dropdown trigger="click" max-height="300" placement="bottom-start">
-                        <span class="el-dropdown-link">{{ $t('file.setting') }}</span>
+                        <span class="el-dropdown-link cursor-pointer">{{ $t('file.setting') }}</span>
                         <template #dropdown>
                             <el-dropdown-menu>
                                 <el-dropdown-item @click="changeMinimap(!config.minimap)">
@@ -92,7 +94,7 @@
                     </el-dropdown>
                 </div>
             </div>
-            <div v-loading="loading" class="">
+            <div v-loading="loading">
                 <div class="flex">
                     <div
                         class="monaco-editor sm:w-48 w-1/3 monaco-editor-background border-0 tree-container"
@@ -182,10 +184,13 @@
                             >
                                 <DArrowRight />
                             </el-icon>
+                            <div class="flex justify-center items-center h-full" v-if="fileTabs.length === 0">
+                                <el-empty :image="noUpdateImage" />
+                            </div>
                         </div>
                     </div>
                 </div>
-                <div class="code-footer pl-4 h-6 flex justify-end items-center gap-4 rounded-b">
+                <div class="code-footer pl-4 h-6 flex justify-end items-center gap-4 rounded-b" ref="dialogFooter">
                     <el-divider direction="vertical" class="!h-6" v-if="config.theme" />
                     <el-dropdown trigger="click" max-height="300" placement="top" @command="changeTheme">
                         <span class="el-dropdown-link">
@@ -303,7 +308,7 @@
 <script lang="ts" setup>
 import { getFileContent, getFilesTree, saveFileContent } from '@/api/modules/files';
 import i18n from '@/lang';
-import { MsgError, MsgInfo, MsgSuccess } from '@/utils/message';
+import { MsgError, MsgSuccess, MsgWarning } from '@/utils/message';
 import * as monaco from 'monaco-editor';
 import { nextTick, onBeforeUnmount, reactive, ref, onMounted, computed } from 'vue';
 import { Languages } from '@/global/mimetype';
@@ -323,6 +328,7 @@ import { loadBaseDir } from '@/api/modules/setting';
 import { GlobalStore } from '@/store';
 import CodeTabs from './tabs/index.vue';
 import type { TabPaneName } from 'element-plus';
+import noUpdateImage from '@/assets/images/no_update_app.svg';
 
 const codeTabsRef = ref();
 let editor: monaco.editor.IStandaloneCodeEditor | undefined;
@@ -496,6 +502,9 @@ const removeAllTab = (targetPath: string, type: string) => {
                         const targetIndex = arr.findIndex((t) => t.path === targetPath);
                         return index <= targetIndex;
                     });
+                } else if (type === 'all') {
+                    fileTabs.value = [];
+                    selectTab.value = '';
                 }
                 saveContent();
             })
@@ -524,9 +533,16 @@ const removeAllTab = (targetPath: string, type: string) => {
                 const targetIndex = arr.findIndex((t) => t.path === targetPath);
                 return index <= targetIndex;
             });
+        } else if (type === 'all') {
+            fileTabs.value = [];
+            selectTab.value = '';
         }
     }
-    getContent(selectTab.value, '');
+    if (type === 'all') {
+        editor.dispose();
+    } else {
+        getContent(selectTab.value, '');
+    }
 };
 
 const removeOtherTab = (targetPath: string) => {
@@ -648,7 +664,7 @@ const handleReset = () => {
         MsgSuccess(i18n.global.t('commons.msg.resetSuccess'));
         loading.value = false;
     } else {
-        MsgInfo(i18n.global.t('file.noEdit'));
+        MsgWarning(i18n.global.t('file.noEdit'));
     }
 };
 
@@ -665,7 +681,7 @@ onMounted(() => {
 const updateHeights = () => {
     const vh = window.innerHeight / 100;
     if (isFullscreen.value) {
-        let paddingHeight = 75;
+        let paddingHeight = 30;
         const headerHeight = dialogHeader.value.offsetHeight;
         const formHeight = dialogForm.value.offsetHeight;
         const footerHeight = dialogFooter.value.offsetHeight;
@@ -789,7 +805,7 @@ const saveContent = () => {
                 loading.value = false;
             });
     } else {
-        MsgInfo(i18n.global.t('file.noEdit'));
+        MsgWarning(i18n.global.t('file.noEdit'));
     }
 };
 
@@ -920,7 +936,7 @@ const getContent = (path: string, extension: string) => {
 
     if (isEdit.value) {
         ElMessageBox.confirm(i18n.global.t('file.saveAndOpenNewFile'), {
-            confirmButtonText: i18n.global.t('commons.button.open'),
+            confirmButtonText: i18n.global.t('commons.button.sure'),
             cancelButtonText: i18n.global.t('commons.button.cancel'),
             type: 'info',
         })
@@ -962,7 +978,7 @@ const search = async (path: string) => {
 
 const getUpData = async () => {
     if ('/' === directoryPath.value) {
-        MsgInfo(i18n.global.t('commons.msg.rootInfoErr'));
+        MsgWarning(i18n.global.t('commons.msg.rootInfoErr'));
         return;
     }
     let pathParts = directoryPath.value.split('/');
@@ -1085,7 +1101,6 @@ defineExpose({ acceptParams });
 
 :deep(.el-tabs) {
     --el-tabs-header-height: 28px;
-    --el-text-color-primary: var(--el-text-color-regular);
     .el-tabs__header {
         height: 28px;
         margin: 0;
@@ -1094,11 +1109,25 @@ defineExpose({ acceptParams });
         height: 27px;
         line-height: 27px;
     }
+    .el-tabs__nav {
+        border-right: 1px solid var(--el-border-color-light);
+        border-top: none;
+        border-left: none;
+        border-bottom: none;
+        border-radius: 0;
+        box-sizing: border-box;
+    }
     .el-tabs__nav,
     .el-tabs__nav-next,
     .el-tabs__nav-prev {
         height: 28px;
         line-height: 28px;
     }
+    .el-tabs__item.is-active {
+        color: var(--el-color-primary);
+        .el-dropdown {
+            color: var(--el-color-primary);
+        }
+    }
 }
 </style>
diff --git a/frontend/src/views/host/file-management/code-editor/tabs/index.vue b/frontend/src/views/host/file-management/code-editor/tabs/index.vue
index c30419cd3..b45811f52 100644
--- a/frontend/src/views/host/file-management/code-editor/tabs/index.vue
+++ b/frontend/src/views/host/file-management/code-editor/tabs/index.vue
@@ -1,6 +1,6 @@
 <template>
     <el-tabs
-        v-model="props.selectTab"
+        v-model="currentTab"
         type="card"
         :closable="props.fileTabs.length > 1"
         class="monaco-editor monaco-editor-background"
@@ -9,40 +9,49 @@
     >
         <el-tab-pane v-for="item in props.fileTabs" :key="item.path" :name="item.path">
             <template #label>
-                <el-dropdown
-                    size="small"
-                    :id="item.path"
-                    :ref="(el) => setDropdownRef(item.path, el)"
-                    trigger="contextmenu"
-                    placement="bottom"
-                    @visible-change="(visible) => onDropdownVisibleChange(visible, item.path)"
-                >
-                    <span class="el-dropdown-link">
-                        <el-tooltip :content="item.path" placement="bottom-start">
-                            {{ item.name }}
-                        </el-tooltip>
-                    </span>
-                    <template #dropdown>
-                        <el-dropdown-menu>
-                            <el-dropdown-item @click="props.onRemoveTab(item.path)">
-                                <el-icon><Close /></el-icon>
-                                {{ $t('commons.button.close') }}
-                            </el-dropdown-item>
-                            <el-dropdown-item @click="props.onRemoveAllTab(item.path, 'left')">
-                                <el-icon><DArrowLeft /></el-icon>
-                                {{ $t('tabs.closeLeft') }}
-                            </el-dropdown-item>
-                            <el-dropdown-item @click="props.onRemoveAllTab(item.path, 'right')">
-                                <el-icon><DArrowRight /></el-icon>
-                                {{ $t('tabs.closeRight') }}
-                            </el-dropdown-item>
-                            <el-dropdown-item @click="props.onRemoveOtherTab(item.path)">
-                                <el-icon><More /></el-icon>
-                                {{ $t('tabs.closeOther') }}
-                            </el-dropdown-item>
-                        </el-dropdown-menu>
-                    </template>
-                </el-dropdown>
+                <el-tooltip v-if="props.fileTabs.length == 1" :content="item.path" placement="bottom-start">
+                    <span>{{ item.name }}</span>
+                </el-tooltip>
+                <template v-if="props.fileTabs.length > 1">
+                    <el-dropdown
+                        size="small"
+                        :id="item.path"
+                        :ref="(el) => setDropdownRef(item.path, el)"
+                        trigger="contextmenu"
+                        placement="bottom"
+                        @visible-change="(visible) => onDropdownVisibleChange(visible, item.path)"
+                    >
+                        <span class="el-dropdown-link">
+                            <el-tooltip :content="item.path" placement="bottom-start">
+                                {{ item.name }}
+                            </el-tooltip>
+                        </span>
+                        <template #dropdown>
+                            <el-dropdown-menu>
+                                <el-dropdown-item @click="props.onRemoveTab(item.path)">
+                                    <el-icon><Close /></el-icon>
+                                    {{ $t('commons.button.close') }}
+                                </el-dropdown-item>
+                                <el-dropdown-item @click="props.onRemoveAllTab(item.path, 'left')">
+                                    <el-icon><DArrowLeft /></el-icon>
+                                    {{ $t('tabs.closeLeft') }}
+                                </el-dropdown-item>
+                                <el-dropdown-item @click="props.onRemoveAllTab(item.path, 'right')">
+                                    <el-icon><DArrowRight /></el-icon>
+                                    {{ $t('tabs.closeRight') }}
+                                </el-dropdown-item>
+                                <el-dropdown-item @click="props.onRemoveOtherTab(item.path)">
+                                    <el-icon><More /></el-icon>
+                                    {{ $t('tabs.closeOther') }}
+                                </el-dropdown-item>
+                                <el-dropdown-item @click="props.onRemoveAllTab(item.path, 'all')">
+                                    <el-icon><Operation /></el-icon>
+                                    {{ $t('tabs.closeAll') }}
+                                </el-dropdown-item>
+                            </el-dropdown-menu>
+                        </template>
+                    </el-dropdown>
+                </template>
             </template>
         </el-tab-pane>
     </el-tabs>
@@ -72,6 +81,15 @@ const setDropdownRef = (path: string, el: any) => {
     }
 };
 
+const currentTab = ref(props.selectTab);
+
+watch(
+    () => props.selectTab,
+    (val) => {
+        currentTab.value = val;
+    },
+);
+
 const onDropdownVisibleChange = (visible: boolean, currentPath: string) => {
     if (visible) {
         for (const path in dropdownRefs.value) {
diff --git a/frontend/src/views/host/file-management/index.vue b/frontend/src/views/host/file-management/index.vue
index adab9ef5e..fc384f859 100644
--- a/frontend/src/views/host/file-management/index.vue
+++ b/frontend/src/views/host/file-management/index.vue
@@ -252,6 +252,9 @@
                                 </template>
                             </el-dropdown>
                         </template>
+                        <el-button class="btn" @click="calculateSize(req.path)" :disabled="disableBtn">
+                            {{ $t('file.calculate') }}
+                        </el-button>
                     </el-button-group>
 
                     <el-badge :value="processCount" class="btn" v-if="processCount > 0">
@@ -432,7 +435,7 @@
                                     type="primary"
                                     link
                                     small
-                                    @click="getDirSize(row, $index)"
+                                    @click="getDirSize(row.path, $index)"
                                     :loading="row.btnLoading"
                                 >
                                     <span v-if="row.dirSize == undefined">
@@ -461,6 +464,16 @@
                         width="270"
                         fix
                     />
+                    <template #paginationLeft>
+                        <el-button type="primary" link small @click="getDirTotalSize(req.path)">
+                            <span v-if="dirTotalSize == -1">
+                                {{ $t('file.calculate') }}
+                            </span>
+                            <span v-else>
+                                {{ $t('file.currentDir') + $t('file.size') + ': ' + getFileSize(dirTotalSize) }}
+                            </span>
+                        </el-button>
+                    </template>
                 </ComplexTable>
             </template>
 
@@ -492,6 +505,7 @@
 import { computed, nextTick, onMounted, reactive, ref } from '@vue/runtime-core';
 import {
     addFavorite,
+    computeDepthDirSize,
     computeDirSize,
     fileWgetKeys,
     getFileContent,
@@ -602,6 +616,8 @@ const previewRef = ref();
 const processRef = ref();
 const hostMount = ref<Dashboard.DiskInfo[]>([]);
 let resizeObserver: ResizeObserver;
+const dirTotalSize = ref(-1);
+const disableBtn = ref(false);
 
 const { searchableStatus, searchablePath, searchableInputRef, searchableInputBlur } = useSearchable(paths);
 
@@ -617,6 +633,7 @@ const mobile = computed(() => {
 });
 
 const search = async () => {
+    dirTotalSize.value = -1;
     getWgetProcess();
     loading.value = true;
     if (req.search != '') {
@@ -638,6 +655,7 @@ const search = async () => {
 
 const searchFile = async () => {
     loading.value = true;
+    dirTotalSize.value = -1;
     try {
         return await getFilesList(req);
     } finally {
@@ -866,9 +884,9 @@ const getFileSize = (size: number) => {
     return computeSize(size);
 };
 
-const getDirSize = async (row: any, index: number) => {
+const getDirSize = async (path: string, index: number) => {
     const req = {
-        path: row.path,
+        path: path,
     };
     data.value[index].btnLoading = true;
     await computeDirSize(req)
@@ -882,6 +900,34 @@ const getDirSize = async (row: any, index: number) => {
         });
 };
 
+const getDirTotalSize = async (path: string) => {
+    const req = {
+        path: path,
+    };
+    const res = await computeDirSize(req);
+    dirTotalSize.value = res.data.size;
+};
+
+const calculateSize = (path: string) => {
+    const req = { path };
+    disableBtn.value = true;
+    setTimeout(async () => {
+        try {
+            const res = await computeDepthDirSize(req);
+            const sizeMap = new Map(res.data.map((dir) => [dir.path, dir.size]));
+            data.value.forEach((item) => {
+                if (sizeMap.has(item.path)) {
+                    item.dirSize = sizeMap.get(item.path)!;
+                }
+            });
+        } catch (err) {
+            console.error('Error computing dir size:', err);
+        } finally {
+            disableBtn.value = false;
+        }
+    }, 0);
+};
+
 const getIconName = (extension: string) => {
     return getIcon(extension);
 };