diff --git a/src/components/settings-v2/account/profile/index.tsx b/src/components/settings-v2/account/profile/index.tsx
index cd269b26e..7ba6d3bfc 100644
--- a/src/components/settings-v2/account/profile/index.tsx
+++ b/src/components/settings-v2/account/profile/index.tsx
@@ -654,7 +654,7 @@ export function ProfileSettings() {
               </span>
               <span className="rounded-full border border-slate-200 bg-slate-50 px-3 py-1.5 text-xs font-medium text-slate-600">
                 {t("settings.profile.hero.tags", {
-                  count: tagsCountLabel,
+                  count: tags.length,
                   defaultValue: "标签：{{count}}",
                 })}
               </span>
@@ -737,7 +737,7 @@ export function ProfileSettings() {
                 {extraTagCount > 0 && (
                   <span className="rounded-full border border-slate-200 bg-white px-3 py-1.5 text-xs font-medium text-slate-500">
                     {t("settings.profile.avatar.extraTags", {
-                      count: extraTagCountLabel,
+                      count: extraTagCount,
                       defaultValue: "+{{count}} 个标签",
                     })}
                   </span>
@@ -792,7 +792,7 @@ export function ProfileSettings() {
               </div>
               <span className="rounded-full border border-slate-200 bg-slate-50 px-3 py-1 text-xs font-medium text-slate-500">
                 {t("settings.profile.basic.itemCount", {
-                  count: profileFieldCountLabel,
+                  count: profileFields.length,
                   defaultValue: "{{count}} 项",
                 })}
               </span>
@@ -859,7 +859,7 @@ export function ProfileSettings() {
               </div>
               <span className="rounded-full border border-emerald-200 bg-emerald-50 px-3 py-1 text-xs font-medium text-emerald-700">
                 {t("settings.profile.tags.selectedCount", {
-                  count: tagsCountLabel,
+                  count: tags.length,
                   defaultValue: "{{count}} 个已选",
                 })}
               </span>
diff --git a/src/components/settings-v2/account/user-center-session/index.test.tsx b/src/components/settings-v2/account/user-center-session/index.test.tsx
index 17855463b..c595ef728 100644
--- a/src/components/settings-v2/account/user-center-session/index.test.tsx
+++ b/src/components/settings-v2/account/user-center-session/index.test.tsx
@@ -315,7 +315,7 @@ describe("UserCenterSessionSettings", () => {
   it("应按当前 locale 格式化会话时间与能力数量", () => {
     mockUseTranslation.mockImplementationOnce((_namespace?: string) => ({
       i18n: { language: "en-US" },
-      t: (key: string, options?: unknown) => {
+      t: vi.fn((key: string, options?: unknown) => {
         if (typeof options === "string") {
           return options;
         }
@@ -330,7 +330,7 @@ describe("UserCenterSessionSettings", () => {
         }
 
         return key;
-      },
+      }),
     }));
     mockUseOemCloudAccess.mockReturnValue(
       createAccessState({
diff --git a/src/components/workspace/document/editor/slashCommandItems.tsx b/src/components/workspace/document/editor/slashCommandItems.tsx
index fec227c9f..731cace0e 100644
--- a/src/components/workspace/document/editor/slashCommandItems.tsx
+++ b/src/components/workspace/document/editor/slashCommandItems.tsx
@@ -53,7 +53,8 @@ const SLASH_COMMAND_I18N_PREFIX = "workspace.document.editor.slashCommand";
 
 function getWorkspaceTranslator(): WorkspaceTranslator {
   const instance = i18next.isInitialized ? i18next : initLimeI18n();
-  return (key: string) => String(instance.t(key, { ns: "workspace" }));
+  const t = instance.getFixedT(instance.language, "workspace");
+  return (key: string) => String(t(key as never));
 }
 
 function getWorkspaceText(key: string): string {
diff --git a/src/pages/update-notification.test.tsx b/src/pages/update-notification.test.tsx
index 519ffc80d..90766ebd4 100644
--- a/src/pages/update-notification.test.tsx
+++ b/src/pages/update-notification.test.tsx
@@ -143,8 +143,8 @@ describe("UpdateNotificationPage", () => {
     let resolveDownload: (() => void) | undefined;
     mockDownloadUpdate.mockImplementationOnce(
       () =>
-        new Promise<void>((resolve) => {
-          resolveDownload = resolve;
+        new Promise<undefined>((resolve) => {
+          resolveDownload = () => resolve(undefined);
         }),
     );
     const container = await renderUpdateNotification(