diff --git a/locales/app/en.json b/locales/app/en.json
index fe3cc71a9..9e5f5a1a2 100644
--- a/locales/app/en.json
+++ b/locales/app/en.json
@@ -86,6 +86,7 @@
   "search.placeholder": "Search...",
   "search.result_count_local_mode": "(Local mode)",
   "search.tooltip.local_search": "This search covers locally available data. Try a Refetch to include the latest data.",
+  "shortcuts.guide.title": "Shortcuts Guideline",
   "sidebar.category_remove_dialog.cancel": "Cancel",
   "sidebar.category_remove_dialog.continue": "Continue",
   "sidebar.category_remove_dialog.description": "This operation will delete your category, but the feeds it contains will be retained and grouped by website.",
@@ -114,6 +115,12 @@
   "signin.sign_in_to": "Sign in to",
   "sync_indicator.offline": "Offline",
   "sync_indicator.synced": "Synced with server",
+  "user_button.account": "Account",
+  "user_button.download_desktop_app": "Download Desktop app",
+  "user_button.log_out": "Log out",
+  "user_button.power": "Power",
+  "user_button.preferences": "Preferences",
+  "user_button.profile": "Profile",
   "user_profile.close": "Close",
   "user_profile.edit": "Edit",
   "user_profile.loading": "Loading",
diff --git a/src/renderer/src/@types/constants.ts b/src/renderer/src/@types/constants.ts
index 94c2bebd3..ed9ee19c8 100644
--- a/src/renderer/src/@types/constants.ts
+++ b/src/renderer/src/@types/constants.ts
@@ -1,4 +1,4 @@
-export const currentSupportedLanguages = ["en", "ja", "zh-CN"]
+export const currentSupportedLanguages = ["en", "ja", "zh-CN"].sort()
 
 export const dayjsLocaleImportMap = {
   en: ["en", () => import("dayjs/locale/en")],
diff --git a/src/renderer/src/components/user-button.tsx b/src/renderer/src/components/user-button.tsx
index f506bd57d..20060c614 100644
--- a/src/renderer/src/components/user-button.tsx
+++ b/src/renderer/src/components/user-button.tsx
@@ -64,6 +64,7 @@ export const ProfileButton: FC<LoginProps> = memo((props) => {
   const signOut = useSignOut()
   const settingModalPresent = useSettingModal()
   const presentUserProfile = usePresentUserProfileModal("dialog")
+  const { t } = useTranslation()
   if (status !== "authenticated") {
     return <LoginButton {...props} />
   }
@@ -71,12 +72,14 @@ export const ProfileButton: FC<LoginProps> = memo((props) => {
   return (
     <DropdownMenu>
       <DropdownMenuTrigger asChild className="!outline-none focus-visible:bg-theme-item-hover">
-        <ActionButton tooltip="Profile">
+        <ActionButton tooltip={t("words.user")}>
           <UserAvatar className="h-5 p-0 [&_*]:border-0" hideName />
         </ActionButton>
       </DropdownMenuTrigger>
       <DropdownMenuContent className="min-w-[180px]" side="bottom" align="end">
-        <DropdownMenuLabel className="text-xs text-theme-foreground/60">Account</DropdownMenuLabel>
+        <DropdownMenuLabel className="text-xs text-theme-foreground/60">
+          {t("user_button.account")}
+        </DropdownMenuLabel>
         <DropdownMenuLabel>
           <div className="-mt-1 flex items-center gap-2">
             <UserAvatar className="h-7 shrink-0 p-0" hideName />
@@ -93,26 +96,17 @@ export const ProfileButton: FC<LoginProps> = memo((props) => {
           }}
           icon={<i className="i-mgc-user-3-cute-re" />}
         >
-          Profile
+          {t("user_button.profile")}
         </DropdownMenuItem>
-        {/* <DropdownMenuSeparator />
-
-        <DropdownMenuLabel>
-          <AppTheme />
-        </DropdownMenuLabel> */}
-
         <DropdownMenuSeparator />
 
         <DropdownMenuItem
           onClick={() => {
-            // Here we need to delay one frame, so it's two raf,
-            //  in order to have `point-event: none` recorded by RadixOverlay after modal is invoked in a certain scenario,
-            // and the page freezes after modal is turned off.
             nextFrame(() => settingModalPresent("wallet"))
           }}
           icon={<i className="i-mgc-power-outline" />}
         >
-          Power
+          {t("user_button.power")}
         </DropdownMenuItem>
         <DropdownMenuItem
           onClick={() => {
@@ -120,7 +114,7 @@ export const ProfileButton: FC<LoginProps> = memo((props) => {
           }}
           icon={<i className="i-mgc-settings-7-cute-re" />}
         >
-          Preferences
+          {t("user_button.preferences")}
         </DropdownMenuItem>
         <DropdownMenuSeparator />
         {!window.electron && (
@@ -131,13 +125,13 @@ export const ProfileButton: FC<LoginProps> = memo((props) => {
               }}
               icon={<i className="i-mgc-download-2-cute-re" />}
             >
-              Download Desktop app
+              {t("user_button.download_desktop_app")}
             </DropdownMenuItem>
             <DropdownMenuSeparator />
           </>
         )}
         <DropdownMenuItem onClick={signOut} icon={<i className="i-mgc-exit-cute-re" />}>
-          Log out
+          {t("user_button.log_out")}
         </DropdownMenuItem>
       </DropdownMenuContent>
     </DropdownMenu>
diff --git a/src/renderer/src/modules/entry-column/lists.tsx b/src/renderer/src/modules/entry-column/lists.tsx
index 3c324fa84..2543a08cb 100644
--- a/src/renderer/src/modules/entry-column/lists.tsx
+++ b/src/renderer/src/modules/entry-column/lists.tsx
@@ -30,7 +30,7 @@ export const EntryEmptyList = forwardRef<HTMLDivElement, HTMLMotionProps<"div">>
       {unreadOnly ? (
         <>
           <i className="i-mgc-celebrate-cute-re -mt-11 text-3xl" />
-          <span className="text-base">Zero Unread</span>
+          <span className="text-base">{t("entry_list.zero_unread")}</span>
         </>
       ) : (
         <div className="flex -translate-y-6 flex-col items-center justify-center gap-2">
diff --git a/src/renderer/src/modules/entry-content/header.tsx b/src/renderer/src/modules/entry-content/header.tsx
index dd97852c1..696b70e79 100644
--- a/src/renderer/src/modules/entry-content/header.tsx
+++ b/src/renderer/src/modules/entry-content/header.tsx
@@ -21,6 +21,7 @@ import { useFeedById } from "@renderer/store/feed"
 import { noop } from "foxact/noop"
 import { AnimatePresence, m } from "framer-motion"
 import { memo, useMemo, useState } from "react"
+import { useTranslation } from "react-i18next"
 
 import { useEntryContentScrollToTop, useEntryTitleMeta } from "./atoms"
 import { EntryReadHistory } from "./components/EntryReadHistory"
@@ -124,6 +125,8 @@ const ElectronAdditionActions = window.electron
     }) => {
       const entryReadabilityStatus = useEntryInReadabilityStatus(entry?.entries.id)
 
+      const { t } = useTranslation()
+
       const feed = useFeedById(entry?.feedId)
 
       const populatedEntry = useMemo(() => {
@@ -147,7 +150,7 @@ const ElectronAdditionActions = window.electron
       const items = [
         {
           key: "tts",
-          name: "Play TTS",
+          name: t("entry_content.header.play_tts"),
           shortcut: shortcuts.entry.tts.key,
           className: ttsLoading ? "i-mgc-loading-3-cute-re animate-spin" : "i-mgc-voice-cute-re",
 
@@ -176,7 +179,7 @@ const ElectronAdditionActions = window.electron
           },
         },
         {
-          name: "Readability",
+          name: t("entry_content.header.readability"),
           className: cn(
             isInReadability(entryReadabilityStatus)
               ? `i-mgc-sparkles-2-filled`
diff --git a/src/renderer/src/modules/feed-column/item.tsx b/src/renderer/src/modules/feed-column/item.tsx
index 74de646d8..6ffce7118 100644
--- a/src/renderer/src/modules/feed-column/item.tsx
+++ b/src/renderer/src/modules/feed-column/item.tsx
@@ -22,6 +22,7 @@ import { useFeedUnreadStore } from "@renderer/store/unread"
 import { WEB_URL } from "@shared/constants"
 import dayjs from "dayjs"
 import { memo, useCallback } from "react"
+import { useTranslation } from "react-i18next"
 
 import { usePresentUserProfileModal } from "../profile/hooks"
 import { UnreadNumber } from "./unread-number"
@@ -33,6 +34,7 @@ interface FeedItemProps {
   showUnreadCount?: boolean
 }
 const FeedItemImpl = ({ view, feedId, className, showUnreadCount = true }: FeedItemProps) => {
+  const { t } = useTranslation()
   const subscription = useSubscriptionByFeedId(feedId)
   const navigate = useNavigateEntry()
   const handleNavigate: React.MouseEventHandler<HTMLDivElement> = useCallback(
@@ -131,9 +133,9 @@ const FeedItemImpl = ({ view, feedId, className, showUnreadCount = true }: FeedI
                   <TooltipContent className="px-4 py-2">
                     <div className="flex items-center text-base font-semibold">
                       <i className="i-mgc-certificate-cute-fi mr-2 shrink-0 text-accent" />
-                      Claimed feed
+                      {t("feed_item.claimed_feed")}
                     </div>
-                    <div>This feed is claimed by you.</div>
+                    <div>{t("feed_item.claimed_by_you")}</div>
                   </TooltipContent>
                 </TooltipPortal>
               </Tooltip>
@@ -147,10 +149,10 @@ const FeedItemImpl = ({ view, feedId, className, showUnreadCount = true }: FeedI
                   <TooltipContent className="px-4 py-2">
                     <div className="flex items-center text-base font-semibold">
                       <i className="i-mgc-certificate-cute-fi mr-2 shrink-0 text-amber-500" />
-                      Claimed feed
+                      {t("feed_item.claimed_feed")}
                     </div>
                     <div className="mt-1 flex items-center gap-1.5">
-                      <span>This feed is claimed by</span>
+                      <span>{t("feed_item.claimed_by_owner")}</span>
                       {feed.owner ? (
                         <Avatar
                           className="inline-flex aspect-square size-5 rounded-full"
@@ -163,7 +165,7 @@ const FeedItemImpl = ({ view, feedId, className, showUnreadCount = true }: FeedI
                           <AvatarFallback>{feed.owner.name?.slice(0, 2)}</AvatarFallback>
                         </Avatar>
                       ) : (
-                        <span>its owner.</span>
+                        <span>{t("feed_item.claimed_by_unknown")}</span>
                       )}
                     </div>
                   </TooltipContent>
@@ -179,7 +181,7 @@ const FeedItemImpl = ({ view, feedId, className, showUnreadCount = true }: FeedI
                 <TooltipContent>
                   <div className="flex items-center gap-1">
                     <i className="i-mgc-time-cute-re" />
-                    Error since{" "}
+                    {t("feed_item.error_since")}{" "}
                     {dayjs
                       .duration(dayjs(feed.errorAt).diff(dayjs(), "minute"), "minute")
                       .humanize(true)}
@@ -200,7 +202,7 @@ const FeedItemImpl = ({ view, feedId, className, showUnreadCount = true }: FeedI
                 <OouiUserAnonymous className="ml-1 shrink-0 text-base" />
               </TooltipTrigger>
               <TooltipPortal>
-                <TooltipContent>Not publicly visible on your profile page</TooltipContent>
+                <TooltipContent>{t("feed_item.not_publicly_visible")}</TooltipContent>
               </TooltipPortal>
             </Tooltip>
           )}
diff --git a/src/renderer/src/modules/modal/shortcuts.tsx b/src/renderer/src/modules/modal/shortcuts.tsx
index 6454698e6..c6cb9e30d 100644
--- a/src/renderer/src/modules/modal/shortcuts.tsx
+++ b/src/renderer/src/modules/modal/shortcuts.tsx
@@ -43,7 +43,7 @@ const ShortcutModalContent = () => {
         onPointerDownCapture={dragControls.start.bind(dragControls)}
         className="center w-full border-b p-3 font-medium"
       >
-        Shortcuts Guideline
+        {t("shortcuts.guide.title", { ns: "app" })}
       </h2>
       <MotionButtonBase onClick={dismiss} className="absolute right-3 top-2 p-2">
         <i className="i-mgc-close-cute-re" />