diff --git a/apps/web/src/components/EditorPane.tsx b/apps/web/src/components/EditorPane.tsx
index 8165e880..caad833b 100644
--- a/apps/web/src/components/EditorPane.tsx
+++ b/apps/web/src/components/EditorPane.tsx
@@ -114,7 +114,7 @@ import { ShareNoteImageDialog, type ShareNoteImageSource } from "./dialogs/Share
 import { AiAssistantDialog, type AiAssistantAnchor } from "./dialogs/AiAssistantDialog";
 import { api } from "@/lib/api";
 import { isDesktopResourceRuntime, stageDesktopResource, toDesktopResourceUrl } from "@/lib/desktop-resources";
-import { cn, formatDateTime, formatLocalizedDateTime, parseTagsText } from "@/lib/utils";
+import { cn, formatDateTime, parseTagsText } from "@/lib/utils";
 import { EDITOR_CONTENT_MAX_WIDTH, EDITOR_CONTENT_MAX_WIDTH_COLLAPSED } from "@/lib/workspace-ui";
 import {
   countMemoCharacters,
@@ -3639,9 +3639,7 @@ const RichEditorPane = ({
         ? "bg-emerald-50 text-emerald-700"
         : saveStateClassName;
 
-  const memoDateLocale = i18n.resolvedLanguage ?? i18n.language;
-  const createdLabel = formatLocalizedDateTime(memo.createdAt, memoDateLocale);
-  const updatedLabel = formatLocalizedDateTime(memo.updatedAt, memoDateLocale);
+  const updatedLabel = formatDateTime(memo.updatedAt);
   const currentNotebookLabel = notebookOptions.find((notebook) => notebook.id === memo.notebookId)?.name ?? t("editor.notebookFallback");
   const currentMarkdownForAi = getCurrentMarkdownForAi();
 
@@ -3883,7 +3881,7 @@ const RichEditorPane = ({
               </IconTooltip>
             </div>
             <span className="hidden truncate text-xs text-slate-400 sm:inline">
-              {t("editor.timestamps", { createdTime: createdLabel, updatedTime: updatedLabel })}
+              {t("editor.updatedAt", { time: updatedLabel })}
             </span>
           </div>
 
diff --git a/apps/web/src/lib/utils.test.mjs b/apps/web/src/lib/utils.test.mjs
index c43d92f0..64272aaa 100644
--- a/apps/web/src/lib/utils.test.mjs
+++ b/apps/web/src/lib/utils.test.mjs
@@ -1,5 +1,5 @@
 import { describe, expect, test } from "bun:test";
-import { buildNotebookTree, formatLocalizedDateTime, parseTagsText } from "./utils.ts";
+import { buildNotebookTree, parseTagsText } from "./utils.ts";
 
 const notebook = (id, parentId, memoCount, lastMemoUpdatedAt = null) => ({
   id,
@@ -65,13 +65,3 @@ describe("tag text parsing", () => {
     ]);
   });
 });
-
-describe("localized date formatting", () => {
-  test("includes the year for historical memo timestamps", () => {
-    expect(formatLocalizedDateTime("2010-08-30T12:34:00.000Z", "en-US")).toContain("2010");
-  });
-
-  test("fails gracefully for invalid timestamps", () => {
-    expect(formatLocalizedDateTime("not-a-date", "zh-CN")).toBe("");
-  });
-});
diff --git a/apps/web/src/lib/utils.ts b/apps/web/src/lib/utils.ts
index 3382c256..70117d46 100644
--- a/apps/web/src/lib/utils.ts
+++ b/apps/web/src/lib/utils.ts
@@ -57,19 +57,6 @@ export const formatDateTime = (value: string) =>
     minute: "2-digit",
   }).format(new Date(value));
 
-export const formatLocalizedDateTime = (value: string, locale: string) => {
-  const date = new Date(value);
-  if (Number.isNaN(date.getTime())) return "";
-
-  return new Intl.DateTimeFormat(locale, {
-    year: "numeric",
-    month: "numeric",
-    day: "numeric",
-    hour: "2-digit",
-    minute: "2-digit",
-  }).format(date);
-};
-
 export const parseTagsText = (value: string) =>
   value
     .split(/[,，\n]+/)
diff --git a/packages/shared/src/i18n/en-US.ts b/packages/shared/src/i18n/en-US.ts
index b3873b74..6d194ec0 100644
--- a/packages/shared/src/i18n/en-US.ts
+++ b/packages/shared/src/i18n/en-US.ts
@@ -1427,7 +1427,6 @@ export const enUS = {
     enableReadingProtection: "Enable reading protection",
     disableReadingProtection: "Disable reading protection and edit",
     updatedAt: "Updated {{time}}",
-    timestamps: "Created {{createdTime}} · Updated {{updatedTime}}",
     done: "Done",
     uploadAttachment: "Upload attachment",
     collapseFormat: "Collapse formatting",
diff --git a/packages/shared/src/i18n/zh-CN.ts b/packages/shared/src/i18n/zh-CN.ts
index d6b240c5..95c43aa8 100644
--- a/packages/shared/src/i18n/zh-CN.ts
+++ b/packages/shared/src/i18n/zh-CN.ts
@@ -1427,7 +1427,6 @@ export const zhCN = {
     enableReadingProtection: "开启阅读保护",
     disableReadingProtection: "关闭阅读保护并进入编辑",
     updatedAt: "更新于 {{time}}",
-    timestamps: "创建于 {{createdTime}} · 更新于 {{updatedTime}}",
     done: "完成",
     uploadAttachment: "上传附件",
     collapseFormat: "收起格式",