diff --git a/src/renderer/src/components/AppShell.tsx b/src/renderer/src/components/AppShell.tsx
index af2ef6f..9b8ec2e 100644
--- a/src/renderer/src/components/AppShell.tsx
+++ b/src/renderer/src/components/AppShell.tsx
@@ -15,6 +15,7 @@ import {
 import type { LucideIcon } from "lucide-react";
 import { ProfileView } from "../features/profile/ProfileView";
 import { WorldView } from "../features/world/WorldView";
+import { InstanceView } from "../features/world/InstanceView";
 import { GroupView } from "../features/group/GroupView";
 import { AccountSettingsView } from "../features/account/AccountSettingsView";
 import { SearchView } from "../features/search/SearchView";
@@ -164,6 +165,8 @@ function Shell() {
           <div key={stageKey} className="stage__inner animate-rise">
             {nav.current.kind === "world" ? (
               <WorldView worldId={nav.current.id} />
+            ) : nav.current.kind === "instance" ? (
+              <InstanceView worldId={nav.current.worldId} instanceId={nav.current.instanceId} />
             ) : nav.current.kind === "group" ? (
               <GroupView groupId={nav.current.id} />
             ) : nav.current.kind === "account" ? (
diff --git a/src/renderer/src/features/navigation/NavContext.tsx b/src/renderer/src/features/navigation/NavContext.tsx
index 3bfda85..43cf559 100644
--- a/src/renderer/src/features/navigation/NavContext.tsx
+++ b/src/renderer/src/features/navigation/NavContext.tsx
@@ -3,6 +3,7 @@ import { createContext, useContext, useMemo, useState } from "react";
 export type View =
   | { kind: "user"; id: "me" | string }
   | { kind: "world"; id: string }
+  | { kind: "instance"; worldId: string; instanceId: string; location: string }
   | { kind: "group"; id: string }
   | { kind: "account" }
   | { kind: "settings" }
@@ -15,6 +16,7 @@ interface Nav {
   canBack: boolean;
   openUser: (id: "me" | string) => void;
   openWorld: (id: string) => void;
+  openInstance: (worldId: string, instanceId: string, location: string) => void;
   openGroup: (id: string) => void;
   openAccount: () => void;
   openSettings: () => void;
@@ -44,6 +46,8 @@ export function NavProvider({ children }: { children: React.ReactNode }) {
       canBack: stack.length > 1,
       openUser: (id) => push({ kind: "user", id }),
       openWorld: (id) => push({ kind: "world", id }),
+      openInstance: (worldId, instanceId, location) =>
+        push({ kind: "instance", worldId, instanceId, location }),
       openGroup: (id) => push({ kind: "group", id }),
       openAccount: () => root({ kind: "account" }),
       openSettings: () => root({ kind: "settings" }),
@@ -62,6 +66,7 @@ function sameView(a: View, b: View): boolean {
   if (a.kind !== b.kind) return false;
   if (a.kind === "user" && b.kind === "user") return a.id === b.id;
   if (a.kind === "world" && b.kind === "world") return a.id === b.id;
+  if (a.kind === "instance" && b.kind === "instance") return a.location === b.location;
   if (a.kind === "group" && b.kind === "group") return a.id === b.id;
   return true;
 }
diff --git a/src/renderer/src/features/profile/GroupsSection.tsx b/src/renderer/src/features/profile/GroupsSection.tsx
index e8e9b53..e2673b6 100644
--- a/src/renderer/src/features/profile/GroupsSection.tsx
+++ b/src/renderer/src/features/profile/GroupsSection.tsx
@@ -1,6 +1,7 @@
 import { Star, Users } from "lucide-react";
 import type { Group } from "../../../../shared/types/group";
 import { Avatar, CollapsibleCard, SkeletonGrid } from "../../components/ui";
+import { useT } from "../../lib/i18n";
 import { useNav } from "../navigation/NavContext";
 import { useUserGroups } from "./useUserGroups";
 
@@ -41,6 +42,7 @@ export function GroupsSection({ userId }: { userId: string }) {
 }
 
 function FeaturedGroup({ group }: { group: Group }) {
+  const t = useT();
   const { openGroup } = useNav();
   return (
     <button
@@ -62,7 +64,7 @@ function FeaturedGroup({ group }: { group: Group }) {
         <Avatar src={group.iconUrl} name={group.name} size={52} className="!rounded-xl" />
         <div className="min-w-0 flex-1">
           <div className="flex items-center gap-1.5 text-[11px] font-semibold uppercase tracking-wide text-accent">
-            <Star size={12} fill="currentColor" /> Featured group
+            <Star size={12} fill="currentColor" /> {t("profile:groups.featured")}
           </div>
           <div className="mt-0.5 truncate text-[15px] font-semibold" title={group.name}>
             {group.name}
@@ -106,8 +108,9 @@ function GroupMeta({ group }: { group: Group }) {
 }
 
 function Wrap({ count, children }: { count: number | string; children: React.ReactNode }) {
+  const t = useT();
   return (
-    <CollapsibleCard title="Groups" count={count}>
+    <CollapsibleCard title={t("profile:groups.title")} count={count}>
       {children}
     </CollapsibleCard>
   );
diff --git a/src/renderer/src/features/profile/LocationSection.tsx b/src/renderer/src/features/profile/LocationSection.tsx
index 59e91ce..8cdc347 100644
--- a/src/renderer/src/features/profile/LocationSection.tsx
+++ b/src/renderer/src/features/profile/LocationSection.tsx
@@ -5,10 +5,12 @@ import { useWorld } from "../../store/worlds";
 import { useNav } from "../navigation/NavContext";
 import { api } from "../../lib/api";
 import { useAsync } from "../../lib/useAsync";
-import { locationLabel, regionLabels, regionFlag } from "../../lib/vrchat";
+import { useT } from "../../lib/i18n";
+import { locationLabel, regionLabel, regionFlag } from "../../lib/vrchat";
 
 export function LocationSection({ location }: { location?: Location }) {
-  const { openWorld } = useNav();
+  const t = useT();
+  const { openInstance } = useNav();
   const parsed = parseLocation(location);
   const world = useWorld(parsed?.worldId);
   const instance = useAsync(
@@ -33,14 +35,12 @@ export function LocationSection({ location }: { location?: Location }) {
 
   if (parsed && world) {
     const img = world.thumbnailImageUrl || world.imageUrl;
-    const region = parsed.region
-      ? (regionLabels[parsed.region] ?? parsed.region.toUpperCase())
-      : null;
+    const region = regionLabel(t, parsed.region);
     const flag = regionFlag(parsed.region);
     return (
       <Wrap>
         <button
-          onClick={() => openWorld(world.id)}
+          onClick={() => openInstance(parsed.worldId, parsed.instance, location as string)}
           className="group flex w-full items-center gap-3.5 rounded-lg p-1 text-left transition-colors hover:bg-surface-hover"
         >
           <div className="size-16 shrink-0 overflow-hidden rounded-lg bg-surface-hover">
@@ -51,8 +51,13 @@ export function LocationSection({ location }: { location?: Location }) {
               {world.name}
             </div>
             <div className="mt-1.5 flex flex-wrap items-center gap-x-3 gap-y-1 text-[12px] text-faint">
-              <span className="truncate">by {world.authorName}</span>
-              <span className="inline-flex items-center gap-1" title="Instance">
+              <span className="truncate">
+                {t("profile:location.by", { author: world.authorName })}
+              </span>
+              <span
+                className="inline-flex items-center gap-1"
+                title={t("profile:location.instance")}
+              >
                 <Hash size={11} />
                 {parsed.instanceId}
               </span>
@@ -71,12 +76,13 @@ export function LocationSection({ location }: { location?: Location }) {
                   className="inline-flex items-center gap-1"
                   style={{ color: "var(--status-active)" }}
                 >
-                  <Users size={11} /> {inInstance.userCount} in instance
+                  <Users size={11} />{" "}
+                  {t("profile:location.inInstance", { n: inInstance.userCount })}
                 </span>
               ) : null}
               {world.occupants > 0 ? (
                 <span className="inline-flex items-center gap-1">
-                  <Users size={11} /> {world.occupants} in world
+                  <Users size={11} /> {t("profile:location.inWorld", { n: world.occupants })}
                 </span>
               ) : null}
             </div>
@@ -103,10 +109,11 @@ export function LocationSection({ location }: { location?: Location }) {
 }
 
 function Wrap({ children }: { children: React.ReactNode }) {
+  const t = useT();
   return (
     <section className="rounded-xl border border-border bg-surface-2 p-4 shadow-sm">
       <h3 className="mb-2.5 flex items-center gap-1.5 px-1 text-[11px] font-semibold uppercase tracking-wide text-faint">
-        <MapPin size={12} /> Currently in
+        <MapPin size={12} /> {t("profile:location.title")}
       </h3>
       {children}
     </section>
diff --git a/src/renderer/src/features/profile/ProfileView.tsx b/src/renderer/src/features/profile/ProfileView.tsx
index 01107b9..29aab21 100644
--- a/src/renderer/src/features/profile/ProfileView.tsx
+++ b/src/renderer/src/features/profile/ProfileView.tsx
@@ -56,7 +56,9 @@ function ProfileCard({ profile }: { profile: UserProfile }) {
   const status = statusMeta[profile.status];
   const presenceStatus = online ? status : statusMeta.offline;
   const statusLabel =
-    !online && profile.status !== "offline" ? `Offline (${status.label})` : status.label;
+    !online && profile.status !== "offline"
+      ? t("profile:status.offlineWas", { status: status.label })
+      : status.label;
   const avatar = avatarOf(profile);
   const banner = bannerOf(profile);
   const devLabel = profile.developerType ? developerLabels[profile.developerType] : undefined;
@@ -83,12 +85,14 @@ function ProfileCard({ profile }: { profile: UserProfile }) {
         <div className="min-w-0 flex-1 pb-2">
           <div className="flex flex-wrap items-center gap-2.5">
             <h2 className="text-[32px] font-bold tracking-[-0.6px]">{profile.displayName}</h2>
-            {profile.isSelf ? <Tag color="var(--accent)">You</Tag> : null}
+            {profile.isSelf ? <Tag color="var(--accent)">{t("profile:badge.you")}</Tag> : null}
             {profile.isFriend && !profile.isSelf ? (
-              <Tag color="var(--status-join)">Friend</Tag>
+              <Tag color="var(--status-join)">{t("profile:badge.friend")}</Tag>
             ) : null}
             {devLabel ? <Tag color="var(--accent)">{devLabel}</Tag> : null}
-            {profile.ageVerified ? <Tag color="var(--trust-trusted)">18+ Verified</Tag> : null}
+            {profile.ageVerified ? (
+              <Tag color="var(--trust-trusted)">{t("profile:badge.ageVerified")}</Tag>
+            ) : null}
           </div>
           <div className="mt-2.5 flex flex-wrap items-center gap-3">
             <Tag color={trust.color}>{trust.label}</Tag>
@@ -142,10 +146,10 @@ function ProfileCard({ profile }: { profile: UserProfile }) {
 
         <Tabs
           tabs={[
-            { id: "overview", label: "Overview" },
-            { id: "worlds", label: "Worlds" },
-            { id: "favorites", label: "Favorite Worlds" },
-            { id: "groups", label: "Groups" },
+            { id: "overview", label: t("profile:tabs.overview") },
+            { id: "worlds", label: t("profile:tabs.worlds") },
+            { id: "favorites", label: t("profile:tabs.favorites") },
+            { id: "groups", label: t("profile:tabs.groups") },
           ]}
           active={tab}
           onChange={setTab}
@@ -154,7 +158,7 @@ function ProfileCard({ profile }: { profile: UserProfile }) {
         {tab === "overview" ? (
           <div className="flex flex-col gap-5 rise-in">
             {profile.note ? (
-              <Section title="Your note">
+              <Section title={t("profile:sections.note")}>
                 <p className="text-[14px] leading-relaxed whitespace-pre-wrap text-text">
                   {profile.note}
                 </p>
@@ -162,7 +166,7 @@ function ProfileCard({ profile }: { profile: UserProfile }) {
             ) : null}
 
             {profile.statusDescription || profile.bio || bioLinks.length ? (
-              <Section title="About">
+              <Section title={t("profile:sections.about")}>
                 {profile.statusDescription ? (
                   <p className="text-[15px] italic text-text">“{profile.statusDescription}”</p>
                 ) : null}
@@ -184,27 +188,41 @@ function ProfileCard({ profile }: { profile: UserProfile }) {
             ) : null}
 
             <div className="grid grid-cols-1 items-start gap-5 lg:grid-cols-2">
-              <Section title="Details">
+              <Section title={t("profile:sections.details")}>
                 <dl className="grid grid-cols-2 gap-x-6 gap-y-3">
                   {profile.dateJoined ? (
-                    <Fact label="Joined" value={formatDate(profile.dateJoined)} />
+                    <Fact
+                      label={t("profile:facts.joined")}
+                      value={formatDate(profile.dateJoined)}
+                    />
                   ) : null}
                   {profile.lastLogin ? (
-                    <Fact label="Last login" value={formatDateTime(profile.lastLogin)} />
+                    <Fact
+                      label={t("profile:facts.lastLogin")}
+                      value={formatDateTime(profile.lastLogin)}
+                    />
                   ) : null}
                   {profile.lastActivity ? (
-                    <Fact label="Last activity" value={formatDateTime(profile.lastActivity)} />
+                    <Fact
+                      label={t("profile:facts.lastActivity")}
+                      value={formatDateTime(profile.lastActivity)}
+                    />
                   ) : null}
                   {profile.lastPlatform ? (
-                    <Fact label="Platform" value={platformLabel(profile.lastPlatform)} />
+                    <Fact
+                      label={t("profile:facts.platform")}
+                      value={platformLabel(profile.lastPlatform)}
+                    />
                   ) : null}
-                  {profile.state ? <Fact label="State" value={stateLabel(profile.state)} /> : null}
-                  <Fact label="User ID" value={profile.id} mono />
+                  {profile.state ? (
+                    <Fact label={t("profile:facts.state")} value={stateLabel(profile.state, t)} />
+                  ) : null}
+                  <Fact label={t("profile:facts.userId")} value={profile.id} mono />
                 </dl>
               </Section>
 
               {profile.languages?.length ? (
-                <Section title="Languages">
+                <Section title={t("profile:sections.languages")}>
                   <div className="flex flex-wrap gap-1.5">
                     {profile.languages.map((code) => (
                       <Tag key={code}>{languageLabel(code)}</Tag>
@@ -214,7 +232,7 @@ function ProfileCard({ profile }: { profile: UserProfile }) {
               ) : null}
 
               {profile.currentAvatarTags?.length ? (
-                <Section title="Avatar tags">
+                <Section title={t("profile:sections.avatarTags")}>
                   <div className="flex flex-wrap gap-1.5">
                     {profile.currentAvatarTags.map((t) => (
                       <Tag key={t}>{prettyTag(t, "content_")}</Tag>
@@ -224,7 +242,7 @@ function ProfileCard({ profile }: { profile: UserProfile }) {
               ) : null}
 
               {profile.badges?.length ? (
-                <Section title="Badges">
+                <Section title={t("profile:sections.badges")}>
                   <div className="flex flex-wrap gap-2.5">
                     {[...profile.badges]
                       .sort((a, b) => Number(b.showcased) - Number(a.showcased))
@@ -250,7 +268,7 @@ function ProfileCard({ profile }: { profile: UserProfile }) {
             </div>
 
             {profile.pastDisplayNames?.length ? (
-              <Section title="Former names" collapsible>
+              <Section title={t("profile:sections.formerNames")} collapsible>
                 <div className="flex flex-wrap gap-2">
                   {profile.pastDisplayNames.map((p) => (
                     <span
@@ -261,7 +279,7 @@ function ProfileCard({ profile }: { profile: UserProfile }) {
                       {p.updatedAt ? (
                         <em className="text-xs not-italic text-faint">
                           {" "}
-                          · until {formatDate(p.updatedAt)}
+                          · {t("profile:formerName.until", { date: formatDate(p.updatedAt) })}
                         </em>
                       ) : null}
                     </span>
@@ -315,6 +333,7 @@ interface AddFriend {
 }
 
 function useAddFriend(userId: string): AddFriend {
+  const t = useT();
   const [state, setState] = useState<AddFriendState>("idle");
   const [error, setError] = useState<string>();
 
@@ -325,10 +344,10 @@ function useAddFriend(userId: string): AddFriend {
       .add(userId)
       .then(() => setState("sent"))
       .catch((err) => {
-        setError(errorMessage(err, "Couldn't send friend request."));
+        setError(errorMessage(err, t("profile:addFriendError")));
         setState("idle");
       });
-  }, [userId]);
+  }, [userId, t]);
 
   return { state, error, send };
 }
@@ -386,8 +405,8 @@ function prettyLink(url: string): string {
   }
 }
 
-function stateLabel(state: NonNullable<UserProfile["state"]>): string {
-  if (state === "online") return "In VRChat";
-  if (state === "active") return "On website / mobile";
-  return "Offline";
+function stateLabel(state: NonNullable<UserProfile["state"]>, t: ReturnType<typeof useT>): string {
+  if (state === "online") return t("profile:state.online");
+  if (state === "active") return t("profile:state.active");
+  return t("profile:state.offline");
 }
diff --git a/src/renderer/src/features/profile/WorldsSection.tsx b/src/renderer/src/features/profile/WorldsSection.tsx
index f02d835..63188c4 100644
--- a/src/renderer/src/features/profile/WorldsSection.tsx
+++ b/src/renderer/src/features/profile/WorldsSection.tsx
@@ -2,22 +2,32 @@ import { Circle, Star, Users } from "lucide-react";
 import type { World } from "../../../../shared/types/world";
 import { Card, CollapsibleCard, HoverImage, SkeletonGrid, Tag } from "../../components/ui";
 import { compactNumber } from "../../lib/format";
+import { useT } from "../../lib/i18n";
 import { useNav } from "../navigation/NavContext";
 import { useUserWorlds } from "./useUserWorlds";
 import { useFavoriteWorlds } from "./useFavoriteWorlds";
 
 export function WorldsSection({ userId }: { userId: string }) {
+  const t = useT();
   const { status, worlds, message } = useUserWorlds(userId);
-  return <WorldGrid title="Worlds" status={status} worlds={worlds} message={message} />;
+  return (
+    <WorldGrid
+      title={t("profile:worlds.title")}
+      status={status}
+      worlds={worlds}
+      message={message}
+    />
+  );
 }
 
 export function FavoriteWorldsSection({ userId }: { userId: string }) {
+  const t = useT();
   const { status, folders } = useFavoriteWorlds(userId);
   const loading = status === "loading";
 
   if (loading && !folders.length) {
     return (
-      <CollapsibleCard title="Favorite worlds" count="…">
+      <CollapsibleCard title={t("profile:worlds.favorites")} count="…">
         <SkeletonGrid count={3} />
       </CollapsibleCard>
     );
@@ -100,6 +110,7 @@ function Wrap({
 }
 
 function WorldCard({ world }: { world: World }) {
+  const t = useT();
   const { openWorld } = useNav();
   const img = world.thumbnailImageUrl || world.imageUrl;
   return (
@@ -117,22 +128,27 @@ function WorldCard({ world }: { world: World }) {
           {world.name}
         </div>
         <div className="mt-1 flex flex-wrap items-center gap-3 text-[11px] tabular-nums text-faint">
-          <span className="inline-flex items-center gap-1" title="favorites">
+          <span
+            className="inline-flex items-center gap-1"
+            title={t("profile:worlds.tip.favorites")}
+          >
             <Star size={12} /> {compactNumber(world.favorites)}
           </span>
           {world.occupants > 0 ? (
             <span
               className="inline-flex items-center gap-1"
-              title="players online now"
+              title={t("profile:worlds.tip.online")}
               style={{ color: "var(--status-active)" }}
             >
               <Circle size={9} fill="currentColor" /> {compactNumber(world.occupants)}
             </span>
           ) : null}
           {world.visits > 0 ? (
-            <span title="visits">{compactNumber(world.visits)} visits</span>
+            <span title={t("profile:worlds.tip.visits")}>
+              {t("profile:worlds.visitsCount", { formattedCount: compactNumber(world.visits) })}
+            </span>
           ) : null}
-          <span className="inline-flex items-center gap-1" title="capacity">
+          <span className="inline-flex items-center gap-1" title={t("profile:worlds.tip.capacity")}>
             <Users size={12} /> {world.capacity}
           </span>
         </div>
diff --git a/src/renderer/src/features/settings/SettingsView.tsx b/src/renderer/src/features/settings/SettingsView.tsx
index 3117be7..f3e0f8b 100644
--- a/src/renderer/src/features/settings/SettingsView.tsx
+++ b/src/renderer/src/features/settings/SettingsView.tsx
@@ -25,7 +25,7 @@ import type { AppConfig, PreferredRegion, RegionPing } from "../../../../shared/
 import type { UnityStatus } from "../../../../shared/types/unity";
 import { api, errorMessage } from "../../lib/api";
 import { useAsync } from "../../lib/useAsync";
-import { regionFlag, regionLabels } from "../../lib/vrchat";
+import { regionFlag, regionLabel } from "../../lib/vrchat";
 import { Button, Field, Tabs } from "../../components/ui";
 
 const SHELL = "mx-auto flex w-full max-w-[760px] flex-col gap-[18px] px-12 pb-16 pt-10";
@@ -420,9 +420,7 @@ function RegionSection() {
     .reduce<(RegionPing & { ms: number }) | null>((a, b) => (!a || b.ms < a.ms ? b : a), null);
 
   const label = (r: PreferredRegion) =>
-    r === "auto"
-      ? t("settings:region.auto")
-      : `${regionFlag(r) ?? ""} ${regionLabels[r] ?? r.toUpperCase()}`.trim();
+    r === "auto" ? t("settings:region.auto") : `${regionFlag(r) ?? ""} ${regionLabel(t, r)}`.trim();
 
   return (
     <Section
@@ -463,7 +461,7 @@ function RegionSection() {
           {pings.map((p) => (
             <div key={p.region} className="flex items-center gap-2 text-[13px]">
               <span className="w-28 shrink-0 text-muted">
-                {regionFlag(p.region) ?? ""} {regionLabels[p.region] ?? p.region.toUpperCase()}
+                {regionFlag(p.region) ?? ""} {regionLabel(t, p.region)}
               </span>
               {p.ms === null ? (
                 <span className="text-faint">{t("settings:region.unreachable")}</span>
diff --git a/src/renderer/src/features/world/CreateInstanceModal.tsx b/src/renderer/src/features/world/CreateInstanceModal.tsx
index e0ae95c..bdd9d9a 100644
--- a/src/renderer/src/features/world/CreateInstanceModal.tsx
+++ b/src/renderer/src/features/world/CreateInstanceModal.tsx
@@ -3,7 +3,7 @@ import { Check, Copy, Globe, Play, Send, Sparkles } from "lucide-react";
 import { Banner, Button, Modal } from "../../components/ui";
 import { api, errorMessage } from "../../lib/api";
 import { useCopied } from "../../lib/useCopied";
-import { regionFlag } from "../../lib/vrchat";
+import { accessLabel, regionFlag, regionLabel } from "../../lib/vrchat";
 import { useT } from "../../lib/i18n";
 import type {
   CreateInstanceInput,
@@ -116,14 +116,14 @@ export function CreateInstanceModal({
             value={type}
             options={TYPES}
             onChange={setType}
-            render={(v) => t(`world:create.types.${v}`)}
+            render={(v) => accessLabel(t, v)}
           />
           <Picker
             label={t("world:create.region")}
             value={region}
             options={REGIONS}
             onChange={pickRegion}
-            render={(v) => `${regionFlag(v) ?? ""} ${t(`world:create.regions.${v}`)}`.trim()}
+            render={(v) => `${regionFlag(v) ?? ""} ${regionLabel(t, v)}`.trim()}
             hint={
               detecting ? (
                 <span className="inline-flex items-center gap-1.5 text-accent">
@@ -134,7 +134,7 @@ export function CreateInstanceModal({
                 <span className="inline-flex items-center gap-1.5 text-faint">
                   <Sparkles size={11} />
                   {t("world:create.autoDetected", {
-                    region: t(`world:create.regions.${region}`),
+                    region: regionLabel(t, region),
                   })}
                 </span>
               ) : undefined
diff --git a/src/renderer/src/features/world/InstanceView.tsx b/src/renderer/src/features/world/InstanceView.tsx
new file mode 100644
index 0000000..9069881
--- /dev/null
+++ b/src/renderer/src/features/world/InstanceView.tsx
@@ -0,0 +1,200 @@
+import { useState } from "react";
+import { Check, ChevronRight, Globe, Play, Send, Users } from "lucide-react";
+import type { Instance } from "../../../../shared/types/instance";
+import { Banner, Button, Fact, Section, Skeleton, StatTile } from "../../components/ui";
+import { api, errorMessage } from "../../lib/api";
+import { useAsync } from "../../lib/useAsync";
+import { useWorld } from "../../store/worlds";
+import { useNav } from "../navigation/NavContext";
+import { useT } from "../../lib/i18n";
+import { COL_WIDE } from "../../lib/layout";
+import { accessLabel, regionFlag, regionLabel } from "../../lib/vrchat";
+import "../profile/profile.css";
+
+export function InstanceView({ worldId, instanceId }: { worldId: string; instanceId: string }) {
+  const t = useT();
+  const world = useWorld(worldId);
+  const load = useAsync(
+    () => api.instance.get(worldId, instanceId),
+    [worldId, instanceId],
+    t("world:instance.unavailable"),
+  );
+
+  if (load.status === "error") {
+    return <Banner className="m-10 max-w-[420px]">{load.message}</Banner>;
+  }
+  if (load.status !== "ready") return <InstanceSkeleton />;
+  return <InstanceCard instance={load.data} world={world} worldId={worldId} />;
+}
+
+function InstanceCard({
+  instance,
+  world,
+  worldId,
+}: {
+  instance: Instance;
+  world: ReturnType<typeof useWorld>;
+  worldId: string;
+}) {
+  const t = useT();
+  const { openWorld } = useNav();
+  const banner = world?.imageUrl || world?.thumbnailImageUrl;
+  const thumb = world?.thumbnailImageUrl || world?.imageUrl;
+  const region = regionLabel(t, instance.region);
+  const access = accessLabel(t, instance.type);
+  const flag = regionFlag(instance.region);
+
+  return (
+    <article className="profile flex min-h-full w-full flex-col bg-surface pb-12">
+      <div
+        className="profile__banner"
+        style={{ backgroundImage: banner ? `url(${banner})` : undefined }}
+      />
+
+      <div className={`${COL_WIDE} relative flex items-end gap-5`} style={{ marginTop: -64 }}>
+        <div className="world__thumb">{thumb ? <img src={thumb} alt="" /> : null}</div>
+        <div className="min-w-0 pb-1">
+          <p className="text-[12px] font-semibold uppercase tracking-wide text-faint">
+            {t("world:instance.title")}
+          </p>
+          <h2 className="text-[30px] font-bold leading-tight tracking-[-0.6px]">
+            {world?.name ?? worldId}
+          </h2>
+          <p className="mt-1 flex flex-wrap items-center gap-x-3 gap-y-1 text-[14px] text-muted">
+            <span>{access}</span>
+            {region ? (
+              <span className="inline-flex items-center gap-1">
+                {flag ? (
+                  <span className="text-[15px] leading-none">{flag}</span>
+                ) : (
+                  <Globe size={13} />
+                )}
+                {region}
+              </span>
+            ) : null}
+            <span className="font-mono text-[12px] text-faint">#{instance.instanceId}</span>
+          </p>
+        </div>
+        <JoinActions instance={instance} />
+      </div>
+
+      <div className={`${COL_WIDE} mt-6 flex flex-col gap-5`}>
+        <div className="grid grid-cols-2 gap-3 sm:grid-cols-4">
+          <StatTile
+            icon={<Users size={15} />}
+            label={t("world:instance.players")}
+            value={`${instance.userCount}`}
+            live={instance.userCount > 0}
+          />
+          <StatTile
+            icon={<Users size={15} />}
+            label={t("world:instance.capacity")}
+            value={`${instance.capacity}`}
+          />
+          <StatTile
+            icon={<Globe size={15} />}
+            label={t("world:instance.region")}
+            value={region ? `${flag ?? ""} ${region}`.trim() : "—"}
+          />
+          <StatTile
+            icon={<Users size={15} />}
+            label={t("world:instance.queue")}
+            value={`${instance.queueSize ?? 0}`}
+          />
+        </div>
+
+        <button
+          onClick={() => openWorld(worldId)}
+          className="group flex w-full items-center gap-2 rounded-xl border border-border bg-surface-2 px-5 py-4 text-left shadow-sm transition-colors hover:bg-surface-hover"
+        >
+          <Globe size={16} className="shrink-0 text-faint" />
+          <span className="flex-1 text-[14px] font-semibold">
+            {t("world:instance.worldDetails")}
+          </span>
+          <ChevronRight
+            size={18}
+            className="shrink-0 text-faint transition-transform group-hover:translate-x-0.5 group-hover:text-accent"
+          />
+        </button>
+
+        <Section title={t("world:instance.title")}>
+          <dl className="grid grid-cols-2 gap-x-6 gap-y-3">
+            <Fact label={t("world:instance.access")} value={access} />
+            {region ? <Fact label={t("world:instance.region")} value={region} /> : null}
+            <Fact label={t("world:instance.instanceId")} value={instance.instanceId} mono />
+          </dl>
+        </Section>
+      </div>
+    </article>
+  );
+}
+
+function JoinActions({ instance }: { instance: Instance }) {
+  const t = useT();
+  const [joining, setJoining] = useState(false);
+  const [joinError, setJoinError] = useState<string | null>(null);
+  const [inviteSent, setInviteSent] = useState(false);
+  const [inviteError, setInviteError] = useState<string | null>(null);
+
+  const join = async () => {
+    setJoining(true);
+    setJoinError(null);
+    try {
+      await api.game.join(instance.location);
+    } catch (err) {
+      setJoinError(errorMessage(err, "Failed to launch VRChat"));
+    } finally {
+      setJoining(false);
+    }
+  };
+
+  const inviteMe = async () => {
+    setInviteError(null);
+    try {
+      await api.instance.inviteSelf(instance.worldId, instance.instanceId);
+      setInviteSent(true);
+    } catch (err) {
+      setInviteError(errorMessage(err, "Failed to send invite"));
+    }
+  };
+
+  return (
+    <div className="mb-1 ml-auto flex shrink-0 flex-col items-end gap-1.5">
+      <div className="flex gap-1.5">
+        <Button variant="ghost" onClick={inviteMe} disabled={inviteSent}>
+          {inviteSent ? <Check size={15} /> : <Send size={15} />}
+          {inviteSent ? t("world:instance.inviteSent") : t("world:instance.inviteMe")}
+        </Button>
+        <Button variant="primary" onClick={join} loading={joining}>
+          {!joining ? <Play size={15} /> : null}
+          {joining ? t("world:instance.joining") : t("world:instance.join")}
+        </Button>
+      </div>
+      {joinError ? <span className="text-[12px] text-danger">{joinError}</span> : null}
+      {inviteError ? <span className="text-[12px] text-danger">{inviteError}</span> : null}
+    </div>
+  );
+}
+
+function InstanceSkeleton() {
+  return (
+    <div
+      className="profile profile--skeleton flex min-h-full w-full flex-col bg-surface pb-12"
+      aria-busy
+    >
+      <div className="profile__banner" />
+      <div className={`${COL_WIDE} relative flex items-end gap-5`} style={{ marginTop: -64 }}>
+        <Skeleton className="world__thumb" />
+        <div className="flex-1 pb-1">
+          <Skeleton className="h-[22px] w-2/5 rounded-lg" />
+          <Skeleton className="mt-3 h-3 w-1/4 rounded-lg" />
+        </div>
+      </div>
+      <div className={`${COL_WIDE} mt-6 grid grid-cols-4 gap-3`}>
+        {Array.from({ length: 4 }).map((_, i) => (
+          <Skeleton key={i} className="h-[72px] rounded-xl" />
+        ))}
+      </div>
+    </div>
+  );
+}
diff --git a/src/renderer/src/lib/i18n/locales/en/profile.json b/src/renderer/src/lib/i18n/locales/en/profile.json
new file mode 100644
index 0000000..b56226b
--- /dev/null
+++ b/src/renderer/src/lib/i18n/locales/en/profile.json
@@ -0,0 +1,64 @@
+{
+  "badge": {
+    "you": "You",
+    "friend": "Friend",
+    "ageVerified": "18+ Verified"
+  },
+  "status": {
+    "offlineWas": "Offline ({{status}})"
+  },
+  "addFriendError": "Couldn't send friend request.",
+  "tabs": {
+    "overview": "Overview",
+    "worlds": "Worlds",
+    "favorites": "Favorite Worlds",
+    "groups": "Groups"
+  },
+  "sections": {
+    "note": "Your note",
+    "about": "About",
+    "details": "Details",
+    "languages": "Languages",
+    "avatarTags": "Avatar tags",
+    "badges": "Badges",
+    "formerNames": "Former names"
+  },
+  "facts": {
+    "joined": "Joined",
+    "lastLogin": "Last login",
+    "lastActivity": "Last activity",
+    "platform": "Platform",
+    "state": "State",
+    "userId": "User ID"
+  },
+  "formerName": {
+    "until": "until {{date}}"
+  },
+  "state": {
+    "online": "In VRChat",
+    "active": "On website / mobile",
+    "offline": "Offline"
+  },
+  "worlds": {
+    "title": "Worlds",
+    "favorites": "Favorite worlds",
+    "tip": {
+      "favorites": "favorites",
+      "online": "players online now",
+      "visits": "visits",
+      "capacity": "capacity"
+    },
+    "visitsCount": "{{formattedCount}} visits"
+  },
+  "groups": {
+    "title": "Groups",
+    "featured": "Featured group"
+  },
+  "location": {
+    "title": "Currently in",
+    "by": "by {{author}}",
+    "instance": "Instance",
+    "inInstance": "{{n}} in instance",
+    "inWorld": "{{n}} in world"
+  }
+}
diff --git a/src/renderer/src/lib/i18n/locales/en/world.json b/src/renderer/src/lib/i18n/locales/en/world.json
index eba085a..6bae587 100644
--- a/src/renderer/src/lib/i18n/locales/en/world.json
+++ b/src/renderer/src/lib/i18n/locales/en/world.json
@@ -1,5 +1,21 @@
 {
   "createInstance": "Create Instance",
+  "regions": {
+    "us": "US West",
+    "use": "US East",
+    "eu": "Europe",
+    "jp": "Japan"
+  },
+  "accessTypes": {
+    "public": "Public",
+    "hidden": "Friends+",
+    "friends": "Friends",
+    "private": "Invite",
+    "inviteRequest": "Invite+",
+    "group": "Group",
+    "groupPlus": "Group+",
+    "groupPublic": "Group Public"
+  },
   "create": {
     "title": "Create Instance",
     "type": "Access",
@@ -8,19 +24,6 @@
     "creating": "Creating…",
     "detecting": "Detecting best region…",
     "autoDetected": "Auto: {{region}}",
-    "types": {
-      "public": "Public",
-      "friends+": "Friends+",
-      "friends": "Friends",
-      "invite": "Invite",
-      "invite+": "Invite+"
-    },
-    "regions": {
-      "us": "US West",
-      "use": "US East",
-      "eu": "Europe",
-      "jp": "Japan"
-    },
     "ready": "Instance created.",
     "launch": "Launch VRChat",
     "launching": "Launching…",
@@ -32,5 +35,20 @@
     "unlockedHint": "Bypasses the instance rules. Anyone with it can join. Not recommended.",
     "copy": "Copy",
     "copied": "Copied"
+  },
+  "instance": {
+    "title": "Instance",
+    "unavailable": "This instance is no longer available.",
+    "players": "Players",
+    "capacity": "Capacity",
+    "region": "Region",
+    "access": "Access",
+    "queue": "In queue",
+    "join": "Join in VRChat",
+    "joining": "Launching…",
+    "inviteMe": "Invite me",
+    "inviteSent": "Invite sent. Check VRChat.",
+    "worldDetails": "View world details",
+    "instanceId": "Instance ID"
   }
 }
diff --git a/src/renderer/src/lib/i18n/locales/ja/profile.json b/src/renderer/src/lib/i18n/locales/ja/profile.json
new file mode 100644
index 0000000..f395547
--- /dev/null
+++ b/src/renderer/src/lib/i18n/locales/ja/profile.json
@@ -0,0 +1,64 @@
+{
+  "badge": {
+    "you": "あなた",
+    "friend": "フレンド",
+    "ageVerified": "18歳以上確認済み"
+  },
+  "status": {
+    "offlineWas": "オフライン（{{status}}）"
+  },
+  "addFriendError": "フレンド申請を送信できませんでした。",
+  "tabs": {
+    "overview": "概要",
+    "worlds": "ワールド",
+    "favorites": "お気に入りのワールド",
+    "groups": "グループ"
+  },
+  "sections": {
+    "note": "あなたのメモ",
+    "about": "自己紹介",
+    "details": "詳細",
+    "languages": "言語",
+    "avatarTags": "アバタータグ",
+    "badges": "バッジ",
+    "formerNames": "以前の名前"
+  },
+  "facts": {
+    "joined": "登録日",
+    "lastLogin": "最終ログイン",
+    "lastActivity": "最終アクティビティ",
+    "platform": "プラットフォーム",
+    "state": "状態",
+    "userId": "ユーザーID"
+  },
+  "formerName": {
+    "until": "{{date}}まで"
+  },
+  "state": {
+    "online": "VRChat内",
+    "active": "ウェブ／モバイル",
+    "offline": "オフライン"
+  },
+  "worlds": {
+    "title": "ワールド",
+    "favorites": "お気に入りのワールド",
+    "tip": {
+      "favorites": "お気に入り数",
+      "online": "現在のオンラインプレイヤー",
+      "visits": "訪問数",
+      "capacity": "定員"
+    },
+    "visitsCount": "{{formattedCount}} 回訪問"
+  },
+  "groups": {
+    "title": "グループ",
+    "featured": "代表グループ"
+  },
+  "location": {
+    "title": "現在地",
+    "by": "作者: {{author}}",
+    "instance": "インスタンス",
+    "inInstance": "インスタンスに{{n}}人",
+    "inWorld": "ワールドに{{n}}人"
+  }
+}
diff --git a/src/renderer/src/lib/i18n/locales/ja/world.json b/src/renderer/src/lib/i18n/locales/ja/world.json
index b168c8e..250fc26 100644
--- a/src/renderer/src/lib/i18n/locales/ja/world.json
+++ b/src/renderer/src/lib/i18n/locales/ja/world.json
@@ -1,5 +1,21 @@
 {
   "createInstance": "インスタンスを作成",
+  "regions": {
+    "us": "米国西部",
+    "use": "米国東部",
+    "eu": "ヨーロッパ",
+    "jp": "日本"
+  },
+  "accessTypes": {
+    "public": "パブリック",
+    "hidden": "フレンド+",
+    "friends": "フレンド",
+    "private": "インバイト",
+    "inviteRequest": "インバイト+",
+    "group": "グループ",
+    "groupPlus": "グループ+",
+    "groupPublic": "グループパブリック"
+  },
   "create": {
     "title": "インスタンスを作成",
     "type": "アクセス",
@@ -8,19 +24,6 @@
     "creating": "作成中…",
     "detecting": "最適なリージョンを検出中…",
     "autoDetected": "自動: {{region}}",
-    "types": {
-      "public": "パブリック",
-      "friends+": "フレンド+",
-      "friends": "フレンド",
-      "invite": "インバイト",
-      "invite+": "インバイト+"
-    },
-    "regions": {
-      "us": "米国西部",
-      "use": "米国東部",
-      "eu": "ヨーロッパ",
-      "jp": "日本"
-    },
     "ready": "インスタンスを作成しました。",
     "launch": "VRChatを起動",
     "launching": "起動中…",
@@ -32,5 +35,20 @@
     "unlockedHint": "インスタンスのルールを無視します。リンクを持つ誰でも参加できます。推奨しません。",
     "copy": "コピー",
     "copied": "コピーしました"
+  },
+  "instance": {
+    "title": "インスタンス",
+    "unavailable": "このインスタンスはもう利用できません。",
+    "players": "プレイヤー",
+    "capacity": "定員",
+    "region": "リージョン",
+    "access": "アクセス",
+    "queue": "待機列",
+    "join": "VRChatで参加",
+    "joining": "起動中…",
+    "inviteMe": "自分を招待",
+    "inviteSent": "招待を送信しました。VRChatを確認してください",
+    "worldDetails": "ワールドの詳細を見る",
+    "instanceId": "インスタンスID"
   }
 }
diff --git a/src/renderer/src/lib/i18n/locales/th/profile.json b/src/renderer/src/lib/i18n/locales/th/profile.json
new file mode 100644
index 0000000..ddd1dd0
--- /dev/null
+++ b/src/renderer/src/lib/i18n/locales/th/profile.json
@@ -0,0 +1,64 @@
+{
+  "badge": {
+    "you": "คุณ",
+    "friend": "เพื่อน",
+    "ageVerified": "ยืนยันอายุ 18+"
+  },
+  "status": {
+    "offlineWas": "ออฟไลน์ ({{status}})"
+  },
+  "addFriendError": "ส่งคำขอเป็นเพื่อนไม่สำเร็จ",
+  "tabs": {
+    "overview": "ภาพรวม",
+    "worlds": "เวิลด์",
+    "favorites": "เวิลด์ที่ชื่นชอบ",
+    "groups": "กลุ่ม"
+  },
+  "sections": {
+    "note": "บันทึกของคุณ",
+    "about": "เกี่ยวกับ",
+    "details": "รายละเอียด",
+    "languages": "ภาษา",
+    "avatarTags": "แท็กอวตาร",
+    "badges": "เหรียญตรา",
+    "formerNames": "ชื่อเดิม"
+  },
+  "facts": {
+    "joined": "เข้าร่วมเมื่อ",
+    "lastLogin": "เข้าสู่ระบบล่าสุด",
+    "lastActivity": "กิจกรรมล่าสุด",
+    "platform": "แพลตฟอร์ม",
+    "state": "สถานะ",
+    "userId": "รหัสผู้ใช้"
+  },
+  "formerName": {
+    "until": "จนถึง {{date}}"
+  },
+  "state": {
+    "online": "อยู่ใน VRChat",
+    "active": "บนเว็บ / มือถือ",
+    "offline": "ออฟไลน์"
+  },
+  "worlds": {
+    "title": "เวิลด์",
+    "favorites": "เวิลด์ที่ชื่นชอบ",
+    "tip": {
+      "favorites": "รายการโปรด",
+      "online": "ผู้เล่นออนไลน์ตอนนี้",
+      "visits": "การเข้าชม",
+      "capacity": "ความจุ"
+    },
+    "visitsCount": "เข้าชม {{formattedCount}} ครั้ง"
+  },
+  "groups": {
+    "title": "กลุ่ม",
+    "featured": "กลุ่มที่นำเสนอ"
+  },
+  "location": {
+    "title": "อยู่ที่",
+    "by": "โดย {{author}}",
+    "instance": "อินสแตนซ์",
+    "inInstance": "{{n}} คนในอินสแตนซ์",
+    "inWorld": "{{n}} คนในเวิลด์"
+  }
+}
diff --git a/src/renderer/src/lib/i18n/locales/th/world.json b/src/renderer/src/lib/i18n/locales/th/world.json
index 9d54a1d..39b00cf 100644
--- a/src/renderer/src/lib/i18n/locales/th/world.json
+++ b/src/renderer/src/lib/i18n/locales/th/world.json
@@ -1,5 +1,21 @@
 {
   "createInstance": "สร้างอินสแตนซ์",
+  "regions": {
+    "us": "สหรัฐฯ ฝั่งตะวันตก",
+    "use": "สหรัฐฯ ฝั่งตะวันออก",
+    "eu": "ยุโรป",
+    "jp": "ญี่ปุ่น"
+  },
+  "accessTypes": {
+    "public": "สาธารณะ",
+    "hidden": "เพื่อน+",
+    "friends": "เพื่อน",
+    "private": "เชิญ",
+    "inviteRequest": "เชิญ+",
+    "group": "กลุ่ม",
+    "groupPlus": "กลุ่ม+",
+    "groupPublic": "กลุ่มสาธารณะ"
+  },
   "create": {
     "title": "สร้างอินสแตนซ์",
     "type": "การเข้าถึง",
@@ -8,19 +24,6 @@
     "creating": "กำลังสร้าง…",
     "detecting": "กำลังตรวจหาภูมิภาคที่ดีที่สุด…",
     "autoDetected": "อัตโนมัติ: {{region}}",
-    "types": {
-      "public": "สาธารณะ",
-      "friends+": "เพื่อน+",
-      "friends": "เพื่อน",
-      "invite": "เชิญ",
-      "invite+": "เชิญ+"
-    },
-    "regions": {
-      "us": "สหรัฐฯ ฝั่งตะวันตก",
-      "use": "สหรัฐฯ ฝั่งตะวันออก",
-      "eu": "ยุโรป",
-      "jp": "ญี่ปุ่น"
-    },
     "ready": "สร้างอินสแตนซ์แล้ว",
     "launch": "เปิด VRChat",
     "launching": "กำลังเปิด…",
@@ -32,5 +35,20 @@
     "unlockedHint": "ข้ามกฎของอินสแตนซ์ ใครก็ตามที่มีลิงก์สามารถเข้าร่วมได้ ไม่แนะนำ",
     "copy": "คัดลอก",
     "copied": "คัดลอกแล้ว"
+  },
+  "instance": {
+    "title": "อินสแตนซ์",
+    "unavailable": "อินสแตนซ์นี้ไม่สามารถใช้งานได้แล้ว",
+    "players": "ผู้เล่น",
+    "capacity": "ความจุ",
+    "region": "ภูมิภาค",
+    "access": "การเข้าถึง",
+    "queue": "อยู่ในคิว",
+    "join": "เข้าร่วมใน VRChat",
+    "joining": "กำลังเปิด…",
+    "inviteMe": "เชิญตัวเอง",
+    "inviteSent": "ส่งคำเชิญแล้ว ตรวจสอบใน VRChat",
+    "worldDetails": "ดูรายละเอียดเวิลด์",
+    "instanceId": "รหัสอินสแตนซ์"
   }
 }
diff --git a/src/renderer/src/lib/vrchat.ts b/src/renderer/src/lib/vrchat.ts
index 8039f86..3c5f963 100644
--- a/src/renderer/src/lib/vrchat.ts
+++ b/src/renderer/src/lib/vrchat.ts
@@ -57,13 +57,6 @@ export const developerLabels: Record<string, string> = {
   moderator: "VRChat Moderator",
 };
 
-export const regionLabels: Record<string, string> = {
-  us: "US West",
-  use: "US East",
-  eu: "Europe",
-  jp: "Japan",
-};
-
 export const regionFlags: Record<string, string> = {
   us: "🇺🇸",
   use: "🇺🇸",
@@ -75,6 +68,31 @@ export function regionFlag(region?: string): string | undefined {
   return region ? regionFlags[region.toLowerCase()] : undefined;
 }
 
+type TFunc = (key: string, opts?: Record<string, unknown>) => string;
+
+export function regionLabel(t: TFunc, region?: string): string | null {
+  if (!region) return null;
+  const key = `world:regions.${region.toLowerCase()}`;
+  const label = t(key);
+  return label === key ? region.toUpperCase() : label;
+}
+
+const createTypeToAccess: Record<string, string> = {
+  public: "public",
+  "friends+": "hidden",
+  friends: "friends",
+  invite: "private",
+  "invite+": "inviteRequest",
+};
+
+export function accessLabel(t: TFunc, type?: string): string {
+  if (!type) return t("world:instance.title");
+  const sdkType = createTypeToAccess[type] ?? type;
+  const key = `world:accessTypes.${sdkType}`;
+  const label = t(key);
+  return label === key ? type : label;
+}
+
 const languageNames: Record<string, string> = {
   eng: "English",
   kor: "Korean",
diff --git a/src/renderer/src/store/worlds.ts b/src/renderer/src/store/worlds.ts
index 70addc8..d072223 100644
--- a/src/renderer/src/store/worlds.ts
+++ b/src/renderer/src/store/worlds.ts
@@ -21,7 +21,6 @@ export const useWorlds = create<WorldState>((set) => ({
   upsert: (w) => set((st) => ({ worlds: { ...st.worlds, [w.id]: w } })),
 }));
 
-
 let pending: World[] = [];
 let flushScheduled = false;