diff --git a/src/cmd/blog-export/download.ts b/src/cmd/blog-export/download.ts
index c5275949..fbc83a34 100644
--- a/src/cmd/blog-export/download.ts
+++ b/src/cmd/blog-export/download.ts
@@ -11,6 +11,7 @@ import { promisify } from 'util'
 import { WorkspaceCfg } from '@/ctx/cfg/workspace'
 import AdmZip from 'adm-zip'
 import { setCtx } from '@/ctx/global-ctx'
+import { fsUtil } from '@/infra/fs/fsUtil'
 
 export async function downloadBlogExport(treeItem?: BlogExportRecordTreeItem) {
     if (!(treeItem instanceof BlogExportRecordTreeItem)) return
@@ -24,7 +25,7 @@ export async function downloadBlogExport(treeItem?: BlogExportRecordTreeItem) {
     const nonZipFilePath = path.join(targetDir, treeItem.record.fileName)
     const zipFilePath = nonZipFilePath + '.zip'
     const downloadStream = BlogExportApi.download(blogId, exportId)
-    const isFileExist = fs.existsSync(zipFilePath)
+    const isFileExist = await fsUtil.exists(zipFilePath)
 
     await extTreeViews.blogExport.reveal(treeItem, { expand: true })
 
diff --git a/src/cmd/blog-export/open-local.ts b/src/cmd/blog-export/open-local.ts
index 8a52fe54..029df51a 100644
--- a/src/cmd/blog-export/open-local.ts
+++ b/src/cmd/blog-export/open-local.ts
@@ -6,6 +6,7 @@ import { Alert } from '@/infra/alert'
 import { DownloadedExportStore } from '@/service/downloaded-export.store'
 import { BlogExportProvider } from '@/tree-view/provider/blog-export-provider'
 import { BlogExportRecordsStore } from '@/service/blog-export/blog-export-records.store'
+import { fsUtil } from '@/infra/fs/fsUtil'
 
 const defaultOptions = { confirmUnzip: true }
 
@@ -51,7 +52,7 @@ export async function openLocalExport(opts: Partial<typeof defaultOptions> = def
     }
     const dbFileName = path.basename(dbFilePath)
 
-    if (!fs.existsSync(dbFilePath)) return void Alert.warn('文件不存在')
+    if (!(await fsUtil.exists(dbFilePath))) return void Alert.warn('文件不存在')
 
     const treeProvider = BlogExportProvider.optionalInstance
     const dbFileSize = (await promisify(fs.stat)(dbFilePath)).size
diff --git a/src/cmd/post-cat/update-post-cat-treeview.ts b/src/cmd/post-cat/update-post-cat-treeview.ts
index 97532155..f2a78a01 100644
--- a/src/cmd/post-cat/update-post-cat-treeview.ts
+++ b/src/cmd/post-cat/update-post-cat-treeview.ts
@@ -1,4 +1,3 @@
-import fs from 'fs'
 import { ProgressLocation, window, Uri, workspace } from 'vscode'
 import { PostCat } from '@/model/post-cat'
 import { PostCatService } from '@/service/post/post-cat'
@@ -9,6 +8,7 @@ import { Alert } from '@/infra/alert'
 import { PostCatTreeItem } from '@/tree-view/model/post-category-tree-item'
 import { extTreeViews } from '@/tree-view/tree-view-register'
 import { postCategoryDataProvider } from '@/tree-view/provider/post-category-tree-data-provider'
+import { fsUtil } from '@/infra/fs/fsUtil'
 
 export async function updatePostCatTreeView(arg?: PostCat | PostCatTreeItem) {
     let category: PostCat
@@ -39,8 +39,8 @@ export async function updatePostCatTreeView(arg?: PostCat | PostCatTreeItem) {
             // 如果选择了createLocalPostFileWithCategory模式且本地有该目录,则重命名该目录
             const workspaceUri = WorkspaceCfg.getWorkspaceUri()
             const shouldCreateLocalPostFileWithCategory = PostCatCfg.isCreateLocalPostFileWithCategory()
-            const uri = Uri.joinPath(workspaceUri, category.title).fsPath
-            const isFileExist = fs.existsSync(uri)
+            const path = Uri.joinPath(workspaceUri, category.title).fsPath
+            const isFileExist = await fsUtil.exists(path)
             if (shouldCreateLocalPostFileWithCategory && isFileExist) {
                 const oldUri = Uri.joinPath(workspaceUri, category.title)
                 const newUri = Uri.joinPath(workspaceUri, addDto.title)
diff --git a/src/cmd/post-list/modify-post-setting.ts b/src/cmd/post-list/modify-post-setting.ts
index b30867a9..d5f72b77 100644
--- a/src/cmd/post-list/modify-post-setting.ts
+++ b/src/cmd/post-list/modify-post-setting.ts
@@ -5,12 +5,12 @@ import { PostService } from '@/service/post/post'
 import { PostFileMapManager } from '@/service/post/post-file-map'
 import { revealPostListItem } from '@/service/post/post-list-view'
 import { PostCfgPanel } from '@/service/post/post-cfg-panel'
-import fs from 'fs'
 import { LocalPost } from '@/service/local-post'
 import { saveFilePendingChanges } from '@/infra/save-file-pending-changes'
 import { postDataProvider } from '@/tree-view/provider/post-data-provider'
 import { PostTreeItem } from '@/tree-view/model/post-tree-item'
 import { postCategoryDataProvider } from '@/tree-view/provider/post-category-tree-data-provider'
+import { fsUtil } from '@/infra/fs/fsUtil'
 
 export async function modifyPostSetting(input: Post | PostTreeItem | Uri) {
     let post: Post | undefined
@@ -43,7 +43,7 @@ export async function modifyPostSetting(input: Post | PostTreeItem | Uri) {
             postCategoryDataProvider.onPostUpdated({ refreshPost: false, postIds: [id] })
         },
         beforeUpdate: async post => {
-            if (localFilePath !== undefined && fs.existsSync(localFilePath)) {
+            if (localFilePath !== undefined && (await fsUtil.exists(localFilePath))) {
                 await saveFilePendingChanges(localFilePath)
                 post.postBody = await new LocalPost(localFilePath).readAllText()
             }
diff --git a/src/cmd/post-list/open-post-in-vscode.ts b/src/cmd/post-list/open-post-in-vscode.ts
index 21561596..84a15a03 100644
--- a/src/cmd/post-list/open-post-in-vscode.ts
+++ b/src/cmd/post-list/open-post-in-vscode.ts
@@ -1,4 +1,3 @@
-import fs from 'fs'
 import path from 'path'
 import { FileSystemError, Uri, workspace } from 'vscode'
 import { Post } from '@/model/post'
@@ -10,6 +9,7 @@ import { PostCatService } from '@/service/post/post-cat'
 import sanitizeFileName from 'sanitize-filename'
 import { WorkspaceCfg } from '@/ctx/cfg/workspace'
 import { PostCatCfg } from '@/ctx/cfg/post-cat'
+import { fsUtil } from '@/infra/fs/fsUtil'
 
 export async function buildLocalPostFileUri(post: Post, includePostId = false): Promise<Uri> {
     const workspaceUri = WorkspaceCfg.getWorkspaceUri()
@@ -39,7 +39,7 @@ export async function buildLocalPostFileUri(post: Post, includePostId = false):
 export async function openPostInVscode(postId: number, forceUpdateLocalPostFile = false): Promise<Uri | false> {
     let mappedPostFilePath = PostFileMapManager.getFilePath(postId)
 
-    const isFileExist = mappedPostFilePath !== undefined && fs.existsSync(mappedPostFilePath)
+    const isFileExist = mappedPostFilePath !== undefined && (await fsUtil.exists(mappedPostFilePath))
     if (mappedPostFilePath !== undefined && isFileExist && !forceUpdateLocalPostFile) {
         await openPostFile(mappedPostFilePath)
         return Uri.file(mappedPostFilePath)
@@ -58,7 +58,7 @@ export async function openPostInVscode(postId: number, forceUpdateLocalPostFile
 
     // 博文尚未关联到本地文件的情况
     // 本地存在和博文同名的文件, 询问用户是要覆盖还是同时保留两者
-    if (mappedPostFilePath === undefined && fs.existsSync(fileUri.fsPath)) {
+    if (mappedPostFilePath === undefined && (await fsUtil.exists(fileUri.fsPath))) {
         const opt = ['保留本地文件并以博文 ID 为文件名新建另一个文件', '覆盖本地文件']
         const selected = await Alert.info(
             `无法建立博文与本地文件的关联, 文件名冲突`,
diff --git a/src/cmd/post-list/post-pull-all.ts b/src/cmd/post-list/post-pull-all.ts
index 667e1a13..025f1737 100644
--- a/src/cmd/post-list/post-pull-all.ts
+++ b/src/cmd/post-list/post-pull-all.ts
@@ -1,11 +1,11 @@
 import { PostService } from '@/service/post/post'
 import { Alert } from '@/infra/alert'
 import { PostFileMapManager } from '@/service/post/post-file-map'
-import fs from 'fs'
 import { basename } from 'path'
 import { ProgressLocation, Uri, window, workspace } from 'vscode'
 import { buildLocalPostFileUri } from '@/cmd/post-list/open-post-in-vscode'
 import { UserService } from '@/service/user-info'
+import { fsUtil } from '@/infra/fs/fsUtil'
 
 enum ConflictStrategy {
     ask,
@@ -67,7 +67,7 @@ export async function postPullAll() {
             const path = PostFileMapManager.getFilePath(post.id)
 
             // 本地没有博文或关联到的文件不存在
-            if (path === undefined || !fs.existsSync(path)) {
+            if (path === undefined || !(await fsUtil.exists(path))) {
                 const uri = await buildLocalPostFileUri(post, false)
                 const buf = Buffer.from(post.postBody)
                 await workspace.fs.writeFile(uri, buf)
diff --git a/src/cmd/post-list/post-pull.ts b/src/cmd/post-list/post-pull.ts
index 2a000214..afeb9e4d 100644
--- a/src/cmd/post-list/post-pull.ts
+++ b/src/cmd/post-list/post-pull.ts
@@ -8,7 +8,7 @@ import path from 'path'
 import { revealPostListItem } from '@/service/post/post-list-view'
 import { PostTreeItem } from '@/tree-view/model/post-tree-item'
 import { MarkdownCfg } from '@/ctx/cfg/markdown'
-import fs from 'fs'
+import { fsUtil } from '@/infra/fs/fsUtil'
 
 export async function postPull(input: Post | PostTreeItem | Uri | undefined | null) {
     const ctxList: CmdCtx[] = []
@@ -52,7 +52,7 @@ const parsePostInput = (input: InputType): input is Post => input instanceof Pos
 async function handlePostInput(post: Post, contexts: CmdCtx[]) {
     const path = PostFileMapManager.getFilePath(post.id)
     // 本地没有博文或关联到的文件不存在
-    if (path === undefined || !fs.existsSync(path)) {
+    if (path === undefined || !(await fsUtil.exists(path))) {
         const uri = await buildLocalPostFileUri(post, false)
         await workspace.fs.writeFile(uri, Buffer.from(post.postBody))
         await PostFileMapManager.updateOrCreate(post.id, uri.path)
diff --git a/src/cmd/post-list/upload-post.ts b/src/cmd/post-list/upload-post.ts
index 30bab00c..35bbcf8c 100644
--- a/src/cmd/post-list/upload-post.ts
+++ b/src/cmd/post-list/upload-post.ts
@@ -15,10 +15,10 @@ import { PostTreeItem } from '@/tree-view/model/post-tree-item'
 import { MarkdownCfg } from '@/ctx/cfg/markdown'
 import { PostListView } from '@/cmd/post-list/post-list-view'
 import { LocalPost } from '@/service/local-post'
-import fs from 'fs'
 import { extractImg } from '@/service/extract-img/extract-img'
 import { dirname } from 'path'
 import { Workspace } from '@/cmd/workspace'
+import { fsUtil } from '@/infra/fs/fsUtil'
 
 async function parseFileUri(fileUri?: Uri) {
     if (fileUri !== undefined && fileUri.scheme !== 'file') return undefined
@@ -64,7 +64,7 @@ export async function saveLocalPost(localPost: LocalPost) {
         beforeUpdate: async postToSave => {
             await saveFilePendingChanges(localPost.filePath)
 
-            if (!fs.existsSync(localPost.filePath)) {
+            if (!(await fsUtil.exists(localPost.filePath))) {
                 void Alert.warn('本地文件已删除, 无法新建博文')
                 return false
             }
diff --git a/src/infra/fs/fsUtil.ts b/src/infra/fs/fsUtil.ts
new file mode 100644
index 00000000..ae2df1fd
--- /dev/null
+++ b/src/infra/fs/fsUtil.ts
@@ -0,0 +1,12 @@
+import { Uri, workspace } from 'vscode'
+
+export namespace fsUtil {
+    export async function exists(path: string) {
+        try {
+            await workspace.fs.stat(Uri.file(path))
+            return true
+        } catch (e) {
+            return false
+        }
+    }
+}
diff --git a/src/service/downloaded-export.store.ts b/src/service/downloaded-export.store.ts
index 2c3f93d5..e76794f1 100644
--- a/src/service/downloaded-export.store.ts
+++ b/src/service/downloaded-export.store.ts
@@ -1,7 +1,7 @@
 import { DownloadedBlogExport } from '@/model/blog-export'
-import fs from 'fs'
 import { take } from 'lodash-es'
 import { LocalState } from '@/ctx/local-state'
+import { fsUtil } from '@/infra/fs/fsUtil'
 
 const listKey = 'downloadExports'
 const metadataKey = 'downloadedExport-'
@@ -30,8 +30,8 @@ export namespace DownloadedExportStore {
 
         if (prune) {
             const prunedItems: DownloadedBlogExport[] = []
-            items = items.filter(x => {
-                const isExist = fs.existsSync(x.filePath)
+            items = items.filter(async x => {
+                const isExist = await fsUtil.exists(x.filePath)
                 if (!isExist) {
                     prunedItems.push(x)
                     return false
@@ -69,7 +69,7 @@ export namespace DownloadedExportStore {
         let item = LocalState.getState(key) as DownloadedBlogExport | undefined
 
         if (prune && item !== undefined) {
-            const isExist = fs.existsSync(item.filePath)
+            const isExist = await fsUtil.exists(item.filePath)
             if (!isExist) {
                 item = undefined
                 await updateExport(id, undefined)
diff --git a/src/service/extract-img/get-replace-list.ts b/src/service/extract-img/get-replace-list.ts
index 5a719b89..2d636f04 100644
--- a/src/service/extract-img/get-replace-list.ts
+++ b/src/service/extract-img/get-replace-list.ts
@@ -4,6 +4,7 @@ import { join } from 'path'
 import { ImgBytes, ImgReq, RsHttp, Token } from '@/wasm'
 import { AuthManager } from '@/auth/auth-manager'
 import { readableToBytes } from '@/infra/convert/readableToBuffer'
+import { fsUtil } from '@/infra/fs/fsUtil'
 
 export async function getAuthedImgReq() {
     const token = await AuthManager.acquireToken()
@@ -56,11 +57,11 @@ async function caseFsImg(baseDirPath: string, path: string) {
     path = decodeURIComponent(path)
 
     let readable
-    if (fs.existsSync(path)) {
+    if (await fsUtil.exists(path)) {
         readable = fs.createReadStream(path)
     } else {
         const absPath = join(baseDirPath, path)
-        if (fs.existsSync(absPath)) readable = fs.createReadStream(absPath)
+        if (await fsUtil.exists(absPath)) readable = fs.createReadStream(absPath)
         else throw Error('文件不存在')
     }
 
diff --git a/src/service/post/create.ts b/src/service/post/create.ts
index 42b35990..20b203ac 100644
--- a/src/service/post/create.ts
+++ b/src/service/post/create.ts
@@ -6,7 +6,7 @@ import { WorkspaceCfg } from '@/ctx/cfg/workspace'
 import { saveLocalPost } from '@/cmd/post-list/upload-post'
 import { openPostFile } from '@/cmd/post-list/open-post-file'
 import { LocalPost } from '@/service/local-post'
-import fs from 'fs'
+import { fsUtil } from '@/infra/fs/fsUtil'
 
 export async function createPost() {
     const workspacePath = WorkspaceCfg.getWorkspaceUri().fsPath
@@ -24,7 +24,8 @@ export async function createPost() {
 
     const filePath = path.join(workspacePath, `${title}.md`)
 
-    if (!fs.existsSync(filePath)) await workspace.fs.writeFile(Uri.file(filePath), Buffer.from('# Hello World\n'))
+    if (!(await fsUtil.exists(filePath)))
+        await workspace.fs.writeFile(Uri.file(filePath), Buffer.from('# Hello World\n'))
 
     await openPostFile(filePath)
     await osOpenActiveFile()