diff --git a/rust-port/wifi-densepose-rs/Cargo.lock b/rust-port/wifi-densepose-rs/Cargo.lock
index dbff8d76..994f3f6e 100644
--- a/rust-port/wifi-densepose-rs/Cargo.lock
+++ b/rust-port/wifi-densepose-rs/Cargo.lock
@@ -2357,20 +2357,19 @@ dependencies = [
 ]
 
 [[package]]
-name = "hyper-rustls"
-version = "0.27.7"
+name = "hyper-tls"
+version = "0.6.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "e3c93eb611681b207e1fe55d5a71ecf91572ec8a6705cdb6857f7d8d5242cf58"
+checksum = "70206fc6890eaca9fde8a0bf71caa2ddfc9fe045ac9e5c70df101a7dbde866e0"
 dependencies = [
- "http",
+ "bytes",
+ "http-body-util",
  "hyper",
  "hyper-util",
- "rustls 0.23.37",
- "rustls-pki-types",
+ "native-tls",
  "tokio",
- "tokio-rustls",
+ "tokio-native-tls",
  "tower-service",
- "webpki-roots",
 ]
 
 [[package]]
@@ -4758,22 +4757,21 @@ dependencies = [
  "http-body",
  "http-body-util",
  "hyper",
- "hyper-rustls",
+ "hyper-tls",
  "hyper-util",
  "js-sys",
  "log",
  "mime_guess",
+ "native-tls",
  "percent-encoding",
  "pin-project-lite",
- "quinn",
- "rustls 0.23.37",
  "rustls-pki-types",
  "serde",
  "serde_json",
  "serde_urlencoded",
  "sync_wrapper",
  "tokio",
- "tokio-rustls",
+ "tokio-native-tls",
  "tower",
  "tower-http 0.6.8",
  "tower-service",
@@ -4781,7 +4779,6 @@ dependencies = [
  "wasm-bindgen",
  "wasm-bindgen-futures",
  "web-sys",
- "webpki-roots",
 ]
 
 [[package]]
@@ -6569,12 +6566,12 @@ dependencies = [
 ]
 
 [[package]]
-name = "tokio-rustls"
-version = "0.26.4"
+name = "tokio-native-tls"
+version = "0.3.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "1729aa945f29d91ba541258c8df89027d5792d85a8841fb65e8bf0f4ede4ef61"
+checksum = "bbae76ab933c85776efabc971569dd6119c580d8f5d448769dec1764bf796ef2"
 dependencies = [
- "rustls 0.23.37",
+ "native-tls",
  "tokio",
 ]
 
@@ -7523,15 +7520,6 @@ dependencies = [
  "rustls-pki-types",
 ]
 
-[[package]]
-name = "webpki-roots"
-version = "1.0.6"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "22cfaf3c063993ff62e73cb4311efde4db1efb31ab78a3e5c457939ad5cc0bed"
-dependencies = [
- "rustls-pki-types",
-]
-
 [[package]]
 name = "webview2-com"
 version = "0.38.2"
diff --git a/rust-port/wifi-densepose-rs/crates/wifi-densepose-desktop/tauri.conf.json b/rust-port/wifi-densepose-rs/crates/wifi-densepose-desktop/tauri.conf.json
index 62a6cf88..653ae2bb 100644
--- a/rust-port/wifi-densepose-rs/crates/wifi-densepose-desktop/tauri.conf.json
+++ b/rust-port/wifi-densepose-rs/crates/wifi-densepose-desktop/tauri.conf.json
@@ -1,7 +1,7 @@
 {
   "$schema": "https://raw.githubusercontent.com/tauri-apps/tauri/dev/crates/tauri-config-schema/schema.json",
   "productName": "RuView Desktop",
-  "version": "0.4.0",
+  "version": "0.4.1",
   "identifier": "net.ruv.ruview",
   "build": {
     "frontendDist": "ui/dist",
diff --git a/rust-port/wifi-densepose-rs/crates/wifi-densepose-desktop/ui/package.json b/rust-port/wifi-densepose-rs/crates/wifi-densepose-desktop/ui/package.json
index 38084382..75684c76 100644
--- a/rust-port/wifi-densepose-rs/crates/wifi-densepose-desktop/ui/package.json
+++ b/rust-port/wifi-densepose-rs/crates/wifi-densepose-desktop/ui/package.json
@@ -1,7 +1,7 @@
 {
   "name": "ruview-desktop-ui",
   "private": true,
-  "version": "0.4.0",
+  "version": "0.4.1",
   "type": "module",
   "scripts": {
     "dev": "vite",
diff --git a/rust-port/wifi-densepose-rs/crates/wifi-densepose-desktop/ui/src/App.tsx b/rust-port/wifi-densepose-rs/crates/wifi-densepose-desktop/ui/src/App.tsx
index c0069a31..16dce57b 100644
--- a/rust-port/wifi-densepose-rs/crates/wifi-densepose-desktop/ui/src/App.tsx
+++ b/rust-port/wifi-densepose-rs/crates/wifi-densepose-desktop/ui/src/App.tsx
@@ -1,4 +1,5 @@
 import { useState, useEffect, useCallback } from "react";
+import { APP_VERSION } from "./version";
 import Dashboard from "./pages/Dashboard";
 import { Nodes } from "./pages/Nodes";
 import NetworkDiscovery from "./pages/NetworkDiscovery";
@@ -90,7 +91,7 @@ const App: React.FC = () => {
 
   const renderPage = () => {
     switch (activePage) {
-      case "dashboard": return <Dashboard />;
+      case "dashboard": return <Dashboard onNavigate={navigateTo} />;
       case "discovery": return <NetworkDiscovery />;
       case "nodes": return <Nodes />;
       case "flash": return <FlashFirmware />;
@@ -167,7 +168,7 @@ const App: React.FC = () => {
                     letterSpacing: "0.02em",
                   }}
                 >
-                  v0.4.0
+                  v{APP_VERSION}
                 </span>
               </div>
             </div>
diff --git a/rust-port/wifi-densepose-rs/crates/wifi-densepose-desktop/ui/src/pages/Dashboard.tsx b/rust-port/wifi-densepose-rs/crates/wifi-densepose-desktop/ui/src/pages/Dashboard.tsx
index a7ee40e0..e3608616 100644
--- a/rust-port/wifi-densepose-rs/crates/wifi-densepose-desktop/ui/src/pages/Dashboard.tsx
+++ b/rust-port/wifi-densepose-rs/crates/wifi-densepose-desktop/ui/src/pages/Dashboard.tsx
@@ -19,19 +19,31 @@ interface ServerStatus {
   ws_port: number | null;
 }
 
-const Dashboard: React.FC = () => {
+type Page = "dashboard" | "discovery" | "nodes" | "flash" | "ota" | "wasm" | "sensing" | "mesh" | "settings";
+
+interface DashboardProps {
+  onNavigate?: (page: Page) => void;
+}
+
+const Dashboard: React.FC<DashboardProps> = ({ onNavigate }) => {
   const [nodes, setNodes] = useState<DiscoveredNode[]>([]);
   const [serverStatus, setServerStatus] = useState<ServerStatus | null>(null);
   const [scanning, setScanning] = useState(false);
+  const [scanError, setScanError] = useState<string | null>(null);
 
   const handleScan = async () => {
     setScanning(true);
+    setScanError(null);
     try {
       const { invoke } = await import("@tauri-apps/api/core");
       const found = await invoke<DiscoveredNode[]>("discover_nodes", { timeoutMs: 3000 });
       setNodes(found);
+      if (found.length === 0) {
+        setScanError("No nodes found. Ensure ESP32 devices are powered on and connected to the network.");
+      }
     } catch (err) {
       console.error("Discovery failed:", err);
+      setScanError(`Scan failed: ${err instanceof Error ? err.message : String(err)}`);
     } finally {
       setScanning(false);
     }
@@ -133,9 +145,9 @@ const Dashboard: React.FC = () => {
         <div className="card">
           <h3 className="heading-sm" style={{ marginBottom: "var(--space-3)" }}>Quick Actions</h3>
           <div style={{ display: "flex", flexDirection: "column", gap: "var(--space-2)" }}>
-            <QuickAction label="Flash Firmware" desc="Flash via serial port" />
-            <QuickAction label="Push OTA Update" desc="Over-the-air to nodes" />
-            <QuickAction label="Upload WASM" desc="Deploy edge modules" />
+            <QuickAction label="Flash Firmware" desc="Flash via serial port" onClick={() => onNavigate?.("flash")} />
+            <QuickAction label="Push OTA Update" desc="Over-the-air to nodes" onClick={() => onNavigate?.("ota")} />
+            <QuickAction label="Upload WASM" desc="Deploy edge modules" onClick={() => onNavigate?.("wasm")} />
           </div>
         </div>
       </div>
@@ -145,7 +157,23 @@ const Dashboard: React.FC = () => {
         <h3 className="heading-sm">Discovered Nodes ({nodes.length})</h3>
       </div>
 
-      {nodes.length === 0 ? (
+      {scanError && (
+        <div
+          style={{
+            padding: "var(--space-3) var(--space-4)",
+            background: "rgba(248, 81, 73, 0.1)",
+            border: "1px solid rgba(248, 81, 73, 0.3)",
+            borderRadius: "var(--radius-md)",
+            marginBottom: "var(--space-4)",
+            fontSize: 13,
+            color: "var(--status-error)",
+          }}
+        >
+          {scanError}
+        </div>
+      )}
+
+      {nodes.length === 0 && !scanError ? (
         <div className="card empty-state">
           <div className="empty-state-icon">{"\u25C9"}</div>
           <div style={{ fontSize: 14, fontWeight: 600, color: "var(--text-secondary)" }}>
@@ -155,7 +183,7 @@ const Dashboard: React.FC = () => {
             Click "Scan Network" to discover ESP32 devices on your local network.
           </div>
         </div>
-      ) : (
+      ) : nodes.length === 0 ? null : (
         <div
           style={{
             display: "grid",
@@ -258,9 +286,10 @@ function PortTag({ label, port }: { label: string; port: number }) {
   );
 }
 
-function QuickAction({ label, desc }: { label: string; desc: string }) {
+function QuickAction({ label, desc, onClick }: { label: string; desc: string; onClick?: () => void }) {
   return (
     <div
+      onClick={onClick}
       style={{
         display: "flex",
         justifyContent: "space-between",
diff --git a/rust-port/wifi-densepose-rs/crates/wifi-densepose-desktop/ui/src/version.ts b/rust-port/wifi-densepose-rs/crates/wifi-densepose-desktop/ui/src/version.ts
new file mode 100644
index 00000000..41ba625d
--- /dev/null
+++ b/rust-port/wifi-densepose-rs/crates/wifi-densepose-desktop/ui/src/version.ts
@@ -0,0 +1,2 @@
+// Application version - single source of truth
+export const APP_VERSION = "0.4.1";