diff --git a/CHANGELOG.md b/CHANGELOG.md
index 6754d8ca..34a3297f 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -4,6 +4,14 @@ What's new in ps5upload, written for humans.
 
 ---
 
+## 3.3.19
+
+- **"Installed" no longer leaks between consoles.** If you staged the same .pkg
+  on more than one PS5 and installed it on just one, the others wrongly showed
+  it as already installed (Reinstall). Each console now tracks its own installs,
+  so a package reads as installed only on the console you actually installed it
+  on.
+
 ## 3.3.18
 
 - **Cancel a single upload without stopping the whole queue.** The item that's
diff --git a/VERSION b/VERSION
index 42c4a762..d62498e6 100644
--- a/VERSION
+++ b/VERSION
@@ -1 +1 @@
-3.3.18
+3.3.19
diff --git a/client/package-lock.json b/client/package-lock.json
index a1f7c286..ca125cd8 100644
--- a/client/package-lock.json
+++ b/client/package-lock.json
@@ -1,12 +1,12 @@
 {
   "name": "ps5upload-client",
-  "version": "3.3.18",
+  "version": "3.3.19",
   "lockfileVersion": 3,
   "requires": true,
   "packages": {
     "": {
       "name": "ps5upload-client",
-      "version": "3.3.18",
+      "version": "3.3.19",
       "dependencies": {
         "@tauri-apps/api": "^2.11.0",
         "@tauri-apps/plugin-dialog": "^2.7.1",
diff --git a/client/package.json b/client/package.json
index e3d25295..2c4d7db7 100644
--- a/client/package.json
+++ b/client/package.json
@@ -1,7 +1,7 @@
 {
   "name": "ps5upload-client",
   "private": true,
-  "version": "3.3.18",
+  "version": "3.3.19",
   "description": "The all-in-one PS5 companion app.",
   "homepage": "https://github.com/phantomptr/ps5upload",
   "author": "PhantomPtr <phantomptr@gmail.com>",
diff --git a/client/src-tauri/Cargo.lock b/client/src-tauri/Cargo.lock
index 8cb4107c..f49f6a63 100644
--- a/client/src-tauri/Cargo.lock
+++ b/client/src-tauri/Cargo.lock
@@ -1237,7 +1237,7 @@ dependencies = [
 
 [[package]]
 name = "ftx2-proto"
-version = "3.3.18"
+version = "3.3.19"
 dependencies = [
  "serde",
  "thiserror 2.0.18",
@@ -3319,7 +3319,7 @@ dependencies = [
 
 [[package]]
 name = "ps5upload-core"
-version = "3.3.18"
+version = "3.3.19"
 dependencies = [
  "anyhow",
  "base64 0.22.1",
@@ -3336,7 +3336,7 @@ dependencies = [
 
 [[package]]
 name = "ps5upload-desktop"
-version = "3.3.18"
+version = "3.3.19"
 dependencies = [
  "anyhow",
  "base64 0.22.1",
@@ -3369,7 +3369,7 @@ dependencies = [
 
 [[package]]
 name = "ps5upload-engine"
-version = "3.3.18"
+version = "3.3.19"
 dependencies = [
  "anyhow",
  "axum",
@@ -3387,7 +3387,7 @@ dependencies = [
 
 [[package]]
 name = "ps5upload-pkg"
-version = "3.3.18"
+version = "3.3.19"
 dependencies = [
  "serde",
  "thiserror 2.0.18",
diff --git a/client/src-tauri/Cargo.toml b/client/src-tauri/Cargo.toml
index deaeab5a..bb66fda9 100644
--- a/client/src-tauri/Cargo.toml
+++ b/client/src-tauri/Cargo.toml
@@ -1,6 +1,6 @@
 [package]
 name = "ps5upload-desktop"
-version = "3.3.18"
+version = "3.3.19"
 description = "The all-in-one PS5 companion app."
 edition = "2021"
 rust-version = "1.77"
diff --git a/client/src-tauri/tauri.conf.json b/client/src-tauri/tauri.conf.json
index 5c6624a1..933bbe01 100644
--- a/client/src-tauri/tauri.conf.json
+++ b/client/src-tauri/tauri.conf.json
@@ -1,7 +1,7 @@
 {
   "$schema": "https://schema.tauri.app/config/2",
   "productName": "PS5Upload",
-  "version": "3.3.18",
+  "version": "3.3.19",
   "identifier": "com.phantomptr.ps5upload",
   "build": {
     "beforeDevCommand": "npm run dev:vite",
diff --git a/client/src/state/pkgLibrary.test.ts b/client/src/state/pkgLibrary.test.ts
index a45f50dc..84ab5fca 100644
--- a/client/src/state/pkgLibrary.test.ts
+++ b/client/src/state/pkgLibrary.test.ts
@@ -38,6 +38,8 @@ import {
   installSpaceWarning,
   installedLastResult,
   runPkgInstall,
+  recordPkgInstalled,
+  isPkgInstalledHere,
   PKG_MAY_NOT_LAUNCH_MESSAGE,
   PKG_PATCH_REJECTED_HINT,
   type PkgEntry,
@@ -230,6 +232,50 @@ describe("pkgRowInstalled (installed/Reinstall badge)", () => {
   });
 });
 
+describe("recordPkgInstalled / isPkgInstalledHere (per-console isolation)", () => {
+  // The reported bug: the same .pkg staged on multiple consoles lands at an
+  // identical path, and installing on ONE console used to mark it installed on
+  // ALL of them (the flag was keyed on path only). It must be scoped per host.
+  beforeEach(() => {
+    const store = new globalThis.Map<string, string>();
+    (globalThis as { window?: unknown }).window = {
+      localStorage: {
+        getItem: (k: string) => (store.has(k) ? store.get(k)! : null),
+        setItem: (k: string, v: string) => void store.set(k, String(v)),
+        removeItem: (k: string) => void store.delete(k),
+        clear: () => store.clear(),
+      },
+    };
+  });
+  afterEach(() => {
+    delete (globalThis as { window?: unknown }).window;
+  });
+
+  const PATH = "/data/ps5upload/pkg_temp/Game[v01.04].pkg";
+  const A = "192.168.1.10";
+  const B = "192.168.1.20";
+
+  it("installing on one console does NOT mark it installed on another", () => {
+    recordPkgInstalled(A, PATH);
+    expect(isPkgInstalledHere(A, PATH)).toBe(true);
+    // The sibling console with the SAME staged path must read as not-installed.
+    expect(isPkgInstalledHere(B, PATH)).toBe(false);
+  });
+
+  it("normalizes host:port to the bare host (addr form is accepted)", () => {
+    recordPkgInstalled("192.168.1.10:9113", PATH);
+    expect(isPkgInstalledHere("192.168.1.10", PATH)).toBe(true);
+    expect(isPkgInstalledHere("192.168.1.10:1234", PATH)).toBe(true);
+  });
+
+  it("tracks distinct paths per console independently", () => {
+    const other = "/data/ps5upload/pkg_temp/Other.pkg";
+    recordPkgInstalled(A, PATH);
+    expect(isPkgInstalledHere(A, PATH)).toBe(true);
+    expect(isPkgInstalledHere(A, other)).toBe(false);
+  });
+});
+
 describe("pkgInstallMayNotLaunch", () => {
   it("trusts the engine's explicit may_not_launch flag", () => {
     expect(pkgInstallMayNotLaunch({ may_not_launch: true })).toBe(true);
diff --git a/client/src/state/pkgLibrary.ts b/client/src/state/pkgLibrary.ts
index 17ce907f..f78bebc3 100644
--- a/client/src/state/pkgLibrary.ts
+++ b/client/src/state/pkgLibrary.ts
@@ -295,11 +295,6 @@ interface PkgPathMeta {
   /** PARAM.SFO `CATEGORY` (`gd`/`gp`/`ac`) — authoritative, vs. the directory
    *  inference. Populated when we read the staged pkg off the console. */
   category?: string;
-  /** True once we've installed THIS exact staged package via the app. Lets an
-   *  update/DLC row show "Reinstall" after it's installed — the console's
-   *  app_list only tracks the base title id, so it can't tell us a specific
-   *  update/DLC was applied; this per-package record can. Survives restarts. */
-  installed?: boolean;
 }
 
 function loadPathMetaCache(): Record<string, PkgPathMeta> {
@@ -325,14 +320,49 @@ function cachePathMeta(path: string, meta: PkgPathMeta): void {
   }
 }
 
-/** Persistently mark the staged package at `path` as having been installed via
- *  the app, so its library row reads "Reinstall" instead of "Install". This is
- *  the only reliable per-package signal for an update/DLC — the console's
- *  app_list is keyed on the base title id and can't confirm a specific add-on.
- *  Called from both install paths (the library tab and the upload-queue
- *  finisher). Best-effort and survives restarts. */
-export function recordPkgInstalled(path: string): void {
-  cachePathMeta(path, { installed: true });
+// Per-CONSOLE record of which staged paths we've installed. Keyed by bare host
+// (port-stripped) → the set of installed paths on THAT console. This must NOT
+// live in the path-only PATH_META cache: staged packages land at identical
+// paths on every console (e.g. the shared staging dir), so a path-keyed flag
+// would make installing on one console light up "Reinstall" on all the others
+// that happen to have the same file. The console's own app_list can't
+// distinguish a specific update/DLC (it only tracks the base title id), so this
+// is the authoritative per-console signal. Survives restarts.
+const INSTALLED_CACHE_KEY = "ps5upload.pkg_library.installed.v1";
+
+function loadInstalledCache(): Record<string, string[]> {
+  if (typeof window === "undefined") return {};
+  try {
+    const raw = window.localStorage.getItem(INSTALLED_CACHE_KEY);
+    const parsed = raw ? JSON.parse(raw) : {};
+    return parsed && typeof parsed === "object" ? parsed : {};
+  } catch {
+    return {};
+  }
+}
+
+/** Persistently mark the staged package at `path` as installed ON THIS CONSOLE,
+ *  so its library row reads "Reinstall" instead of "Install" — scoped to `host`
+ *  so the same file staged on a sibling console is unaffected. Called from both
+ *  install paths (the library tab and the upload-queue finisher). */
+export function recordPkgInstalled(host: string, path: string): void {
+  if (!path || typeof window === "undefined") return;
+  try {
+    const h = hostOf(host);
+    const c = loadInstalledCache();
+    const set = new Set(c[h] ?? []);
+    set.add(path);
+    c[h] = [...set];
+    window.localStorage.setItem(INSTALLED_CACHE_KEY, JSON.stringify(c));
+  } catch {
+    /* best-effort */
+  }
+}
+
+/** Whether `path` was installed on `host` via the app (see recordPkgInstalled). */
+export function isPkgInstalledHere(host: string, path: string): boolean {
+  if (!path || typeof window === "undefined") return false;
+  return (loadInstalledCache()[hostOf(host)] ?? []).includes(path);
 }
 
 /** The trailing path component of a local file path (handles both `/` and
@@ -940,7 +970,7 @@ const makePkgLibraryStore = () =>
             title: titles[contentId],
             originalName: pathMeta[path]?.name,
             appVer: pathMeta[path]?.appVer,
-            installedHere: pathMeta[path]?.installed,
+            installedHere: isPkgInstalledHere(host, path),
             titleId: titleIdFromContentId(contentId) ?? undefined,
             // Authoritative category (read off the console) when we have it,
             // else the directory inference (updates/ → gp, dlc/ → ac).
@@ -1335,10 +1365,12 @@ const makePkgLibraryStore = () =>
         .finish(actId, installed ? "done" : stalled ? "stopped" : "failed");
 
       if (installed) {
-        // Record THIS package as installed (per-path, persisted) and reflect it
-        // on the row, so an update/DLC that's been installed shows "Reinstall"
-        // — not "Install" — even though app_list can't confirm an add-on.
-        cachePathMeta(path, { installed: true });
+        // Record THIS package as installed ON THIS CONSOLE (persisted) and
+        // reflect it on the row, so an update/DLC that's been installed shows
+        // "Reinstall" — not "Install" — even though app_list can't confirm an
+        // add-on. Scoped to `host` so a sibling console with the same staged
+        // file isn't wrongly marked installed.
+        recordPkgInstalled(host, path);
         patch({
           status: "idle",
           installedHere: true,
diff --git a/client/src/state/uploadQueue.ts b/client/src/state/uploadQueue.ts
index c8e2783c..51333c9f 100644
--- a/client/src/state/uploadQueue.ts
+++ b/client/src/state/uploadQueue.ts
@@ -704,11 +704,12 @@ export const useUploadQueueStore = create<QueueState>((set, get) => {
               installPhase = r.mayNotLaunch ? "warn" : "done";
               installedTitle =
                 item.installedTitle ?? item.contentId ?? item.displayName ?? null;
-              // Persist this exact package as installed (per staged path) so its
+              // Persist this exact package as installed ON THIS CONSOLE so its
               // library row shows "Reinstall" — works for an update/DLC, which
-              // the console's app_list can't confirm. Survives auto-delete being
-              // off (the staged file then reappears in the library).
-              recordPkgInstalled(finalDest);
+              // the console's app_list can't confirm. Scoped to the item's host
+              // so a sibling console with the same staged file isn't affected.
+              // Survives auto-delete being off (the staged file then reappears).
+              recordPkgInstalled(hostOf(item.addr), finalDest);
               if (r.mayNotLaunch) {
                 mountWarnings.push(
                   "Installed, but it may not launch on this firmware — re-install from the Install Package tab if it won't start.",
diff --git a/engine/Cargo.lock b/engine/Cargo.lock
index 18d93fbb..c6547f86 100644
--- a/engine/Cargo.lock
+++ b/engine/Cargo.lock
@@ -494,7 +494,7 @@ dependencies = [
 
 [[package]]
 name = "ftx2-proto"
-version = "3.3.18"
+version = "3.3.19"
 dependencies = [
  "serde",
  "thiserror",
@@ -954,7 +954,7 @@ dependencies = [
 
 [[package]]
 name = "ps5upload-bench"
-version = "3.3.18"
+version = "3.3.19"
 dependencies = [
  "criterion",
  "ftx2-proto",
@@ -964,7 +964,7 @@ dependencies = [
 
 [[package]]
 name = "ps5upload-core"
-version = "3.3.18"
+version = "3.3.19"
 dependencies = [
  "anyhow",
  "base64",
@@ -981,7 +981,7 @@ dependencies = [
 
 [[package]]
 name = "ps5upload-engine"
-version = "3.3.18"
+version = "3.3.19"
 dependencies = [
  "anyhow",
  "axum",
@@ -999,7 +999,7 @@ dependencies = [
 
 [[package]]
 name = "ps5upload-lab"
-version = "3.3.18"
+version = "3.3.19"
 dependencies = [
  "anyhow",
  "ftx2-proto",
@@ -1008,7 +1008,7 @@ dependencies = [
 
 [[package]]
 name = "ps5upload-pkg"
-version = "3.3.18"
+version = "3.3.19"
 dependencies = [
  "serde",
  "serde_json",
@@ -1017,7 +1017,7 @@ dependencies = [
 
 [[package]]
 name = "ps5upload-tests"
-version = "3.3.18"
+version = "3.3.19"
 dependencies = [
  "anyhow",
  "ftx2-proto",
diff --git a/engine/Cargo.toml b/engine/Cargo.toml
index 1c0c6824..75106617 100644
--- a/engine/Cargo.toml
+++ b/engine/Cargo.toml
@@ -13,7 +13,7 @@ resolver = "2"
 [workspace.package]
 edition = "2021"
 license = "GPL-3.0-or-later"
-version = "3.3.18"
+version = "3.3.19"
 
 [workspace.dependencies]
 anyhow = "1.0"
diff --git a/payload/include/config.h b/payload/include/config.h
index 1e9b36b0..48d4d39c 100644
--- a/payload/include/config.h
+++ b/payload/include/config.h
@@ -5,7 +5,7 @@
  * UI tell apart an old payload still running from a build that includes
  * a particular fix, without having to boot the console. Keep in sync
  * with the desktop app's package.json during releases. */
-#define PS5UPLOAD2_VERSION "3.3.18"
+#define PS5UPLOAD2_VERSION "3.3.19"
 /* Author credit — embedded in the startup toast so anyone looking at
  * the console screen knows who wrote the software that just loaded.
  * Kept separate from VERSION so release scripts can bump the version