diff --git a/src/fsLocal.ts b/src/fsLocal.ts
index f4d0fdf..abe5ca3 100644
--- a/src/fsLocal.ts
+++ b/src/fsLocal.ts
@@ -4,14 +4,14 @@ import { FakeFs } from "./fsAll";
 import { TFile, TFolder, type Vault } from "obsidian";
 import { listFilesInObsFolder } from "./obsFolderLister";
 import { Profiler } from "./profiler";
-import { getFolderLevels, mkdirpInVault, statFix } from "./misc";
+import { getFolderLevels, mkdirpInVault, statFix, unixTimeToStr } from "./misc";
 
 export class FakeFsLocal extends FakeFs {
   vault: Vault;
   syncConfigDir: boolean;
   configDir: string;
   pluginID: string;
-  profiler: Profiler;
+  profiler: Profiler | undefined;
   deleteToWhere: "obsidian" | "system";
   kind: "local";
   constructor(
@@ -19,7 +19,7 @@ export class FakeFsLocal extends FakeFs {
     syncConfigDir: boolean,
     configDir: string,
     pluginID: string,
-    profiler: Profiler,
+    profiler: Profiler | undefined,
     deleteToWhere: "obsidian" | "system"
   ) {
     super();
@@ -34,12 +34,12 @@ export class FakeFsLocal extends FakeFs {
   }
 
   async walk(): Promise<Entity[]> {
-    this.profiler.addIndent();
-    this.profiler.insert("enter walk for local");
+    this.profiler?.addIndent();
+    this.profiler?.insert("enter walk for local");
     const local: Entity[] = [];
 
     const localTAbstractFiles = this.vault.getAllLoadedFiles();
-    this.profiler.insert("finish getting walk for local");
+    this.profiler?.insert("finish getting walk for local");
     for (const entry of localTAbstractFiles) {
       let r: Entity | undefined = undefined;
       let key = entry.path;
@@ -89,10 +89,10 @@ export class FakeFsLocal extends FakeFs {
       }
     }
 
-    this.profiler.insert("finish transforming walk for local");
+    this.profiler?.insert("finish transforming walk for local");
 
     if (this.syncConfigDir) {
-      this.profiler.insert("into syncConfigDir");
+      this.profiler?.insert("into syncConfigDir");
       const syncFiles = await listFilesInObsFolder(
         this.configDir,
         this.vault,
@@ -101,11 +101,11 @@ export class FakeFsLocal extends FakeFs {
       for (const f of syncFiles) {
         local.push(f);
       }
-      this.profiler.insert("finish syncConfigDir");
+      this.profiler?.insert("finish syncConfigDir");
     }
 
-    this.profiler.insert("finish walk for local");
-    this.profiler.removeIndent();
+    this.profiler?.insert("finish walk for local");
+    this.profiler?.removeIndent();
     return local;
   }
 
@@ -120,6 +120,8 @@ export class FakeFsLocal extends FakeFs {
       keyRaw: isFolder ? `${key}/` : key,
       mtimeCli: statRes.mtime,
       mtimeSvr: statRes.mtime,
+      mtimeCliFmt: unixTimeToStr(statRes.mtime),
+      mtimeSvrFmt: unixTimeToStr(statRes.mtime),
       size: statRes.size, // local always unencrypted
       sizeRaw: statRes.size,
     };
diff --git a/src/langs/en.json b/src/langs/en.json
index 4fddcb1..1a6d743 100644
--- a/src/langs/en.json
+++ b/src/langs/en.json
@@ -342,5 +342,7 @@
   "syncalgov3_checkbox_manual_backup": "I will backup my vault manually firstly.",
   "syncalgov3_checkbox_requiremultidevupdate": "I understand I need to update the plugin ACROSS ALL DEVICES to make them work properly.",
   "syncalgov3_button_agree": "Agree",
-  "syncalgov3_button_disagree": "Do Not Agree"
+  "syncalgov3_button_disagree": "Do Not Agree",
+
+  "menu_check_file_stat": "Check file stats"
 }
diff --git a/src/langs/zh_cn.json b/src/langs/zh_cn.json
index 8a1dd1d..6bf21fc 100644
--- a/src/langs/zh_cn.json
+++ b/src/langs/zh_cn.json
@@ -341,5 +341,7 @@
   "syncalgov3_checkbox_manual_backup": "我将会首先手动备份我的库（Vault）。",
   "syncalgov3_checkbox_requiremultidevupdate": "我理解，我需要在所有设备上都更新此插件使之正常运行。",
   "syncalgov3_button_agree": "同意",
-  "syncalgov3_button_disagree": "不同意"
+  "syncalgov3_button_disagree": "不同意",
+
+  "menu_check_file_stat": "查看文件属性"
 }
diff --git a/src/langs/zh_tw.json b/src/langs/zh_tw.json
index 7ccea9f..21fbcc0 100644
--- a/src/langs/zh_tw.json
+++ b/src/langs/zh_tw.json
@@ -340,5 +340,7 @@
   "syncalgov3_checkbox_manual_backup": "我將會首先手動備份我的庫（Vault）。",
   "syncalgov3_checkbox_requiremultidevupdate": "我理解，我需要在所有裝置上都更新此外掛使之正常執行。",
   "syncalgov3_button_agree": "同意",
-  "syncalgov3_button_disagree": "不同意"
+  "syncalgov3_button_disagree": "不同意",
+
+  "menu_check_file_stat": "檢視檔案屬性"
 }
diff --git a/src/main.ts b/src/main.ts
index 47e98eb..493ed80 100644
--- a/src/main.ts
+++ b/src/main.ts
@@ -9,6 +9,7 @@ import {
   Platform,
   requireApiVersion,
   Events,
+  TFolder,
 } from "obsidian";
 import cloneDeep from "lodash/cloneDeep";
 import { createElement, RotateCcw, RefreshCcw, FileText } from "lucide";
@@ -783,6 +784,8 @@ export default class RemotelySavePlugin extends Plugin {
     //   console.info("click", evt);
     // });
 
+    this.enableCheckingFileStat();
+
     if (!this.settings.agreeToUseSyncV3) {
       const syncAlgoV3Modal = new SyncAlgoV3Modal(this.app, this);
       syncAlgoV3Modal.open();
@@ -1198,6 +1201,41 @@ export default class RemotelySavePlugin extends Plugin {
     });
   }
 
+  enableCheckingFileStat() {
+    this.app.workspace.onLayoutReady(() => {
+      const t = (x: TransItemType, vars?: any) => {
+        return this.i18n.t(x, vars);
+      };
+      this.registerEvent(
+        this.app.workspace.on("file-menu", (menu, file) => {
+          if (file instanceof TFolder) {
+            // folder not supported yet
+            return;
+          }
+
+          menu.addItem((item) => {
+            item
+              .setTitle(t("menu_check_file_stat"))
+              .setIcon("file-cog")
+              .onClick(async () => {
+                const filePath = file.path;
+                const fsLocal = new FakeFsLocal(
+                  this.app.vault,
+                  this.settings.syncConfigDir ?? false,
+                  this.app.vault.configDir,
+                  this.manifest.id,
+                  undefined,
+                  this.settings.deleteToWhere ?? "system"
+                );
+                const s = await fsLocal.stat(filePath);
+                new Notice(JSON.stringify(s, null, 2), 10000);
+              });
+          });
+        })
+      );
+    });
+  }
+
   async saveAgreeToUseNewSyncAlgorithm() {
     this.settings.agreeToUseSyncV3 = true;
     await this.saveSettings();