diff --git a/typescript-version/package-lock.json b/typescript-version/package-lock.json
index d5c4242..7db1956 100644
--- a/typescript-version/package-lock.json
+++ b/typescript-version/package-lock.json
@@ -1,12 +1,12 @@
 {
   "name": "twitch-vod-manager",
-  "version": "3.8.0",
+  "version": "3.8.1",
   "lockfileVersion": 3,
   "requires": true,
   "packages": {
     "": {
       "name": "twitch-vod-manager",
-      "version": "3.8.0",
+      "version": "3.8.1",
       "license": "MIT",
       "dependencies": {
         "axios": "^1.6.0",
diff --git a/typescript-version/package.json b/typescript-version/package.json
index 0b5304d..e7a1757 100644
--- a/typescript-version/package.json
+++ b/typescript-version/package.json
@@ -1,6 +1,6 @@
 {
   "name": "twitch-vod-manager",
-  "version": "3.8.0",
+  "version": "3.8.1",
   "description": "Twitch VOD Manager - Download Twitch VODs easily",
   "main": "dist/main.js",
   "author": "xRangerDE",
diff --git a/typescript-version/src/index.html b/typescript-version/src/index.html
index 2d01a93..250dc9b 100644
--- a/typescript-version/src/index.html
+++ b/typescript-version/src/index.html
@@ -335,7 +335,7 @@
 
                     <div class="settings-card">
                         <h3>Updates</h3>
-                        <p id="versionInfo" style="margin-bottom: 10px; color: var(--text-secondary);">Version: v3.8.0</p>
+                        <p id="versionInfo" style="margin-bottom: 10px; color: var(--text-secondary);">Version: v3.8.1</p>
                         <button class="btn-secondary" onclick="checkUpdate()">Nach Updates suchen</button>
                     </div>
                 </div>
@@ -346,7 +346,7 @@
                     <div class="status-dot" id="statusDot"></div>
                     <span id="statusText">Nicht verbunden</span>
                 </div>
-                <span id="versionText">v3.8.0</span>
+                <span id="versionText">v3.8.1</span>
             </div>
         </main>
     </div>
diff --git a/typescript-version/src/main.ts b/typescript-version/src/main.ts
index d41c133..a662bfb 100644
--- a/typescript-version/src/main.ts
+++ b/typescript-version/src/main.ts
@@ -1,14 +1,14 @@
 import { app, BrowserWindow, ipcMain, dialog, shell } from 'electron';
 import * as path from 'path';
 import * as fs from 'fs';
-import { spawn, ChildProcess, execSync, exec, execFileSync, spawnSync } from 'child_process';
+import { spawn, ChildProcess, execSync, exec, spawnSync } from 'child_process';
 import axios from 'axios';
 import { autoUpdater } from 'electron-updater';
 
 // ==========================================
 // CONFIG & CONSTANTS
 // ==========================================
-const APP_VERSION = '3.8.0';
+const APP_VERSION = '3.8.1';
 const UPDATE_CHECK_URL = 'http://24-music.de/version.json';
 
 // Paths
@@ -273,15 +273,36 @@ async function downloadFile(url: string, destinationPath: string): Promise<boole
     }
 }
 
-function extractZip(zipPath: string, destinationDir: string): boolean {
+async function extractZip(zipPath: string, destinationDir: string): Promise<boolean> {
     try {
         fs.mkdirSync(destinationDir, { recursive: true });
-        execFileSync('powershell', [
-            '-NoProfile',
-            '-ExecutionPolicy', 'Bypass',
-            '-Command',
-            `Expand-Archive -Path '${zipPath.replace(/'/g, "''")}' -DestinationPath '${destinationDir.replace(/'/g, "''")}' -Force`
-        ], { windowsHide: true, stdio: 'ignore' });
+
+        const command = `Expand-Archive -Path '${zipPath.replace(/'/g, "''")}' -DestinationPath '${destinationDir.replace(/'/g, "''")}' -Force`;
+
+        await new Promise<void>((resolve, reject) => {
+            const proc = spawn('powershell', [
+                '-NoProfile',
+                '-ExecutionPolicy', 'Bypass',
+                '-Command',
+                command
+            ], { windowsHide: true });
+
+            let stderr = '';
+            proc.stderr?.on('data', (data) => {
+                stderr += data.toString();
+            });
+
+            proc.on('close', (code) => {
+                if (code === 0) {
+                    resolve();
+                } else {
+                    reject(new Error(`Expand-Archive exit code ${code}: ${stderr.trim()}`));
+                }
+            });
+
+            proc.on('error', (err) => reject(err));
+        });
+
         return true;
     } catch (e) {
         appendDebugLog('extract-zip-failed', { zipPath, destinationDir, error: String(e) });
@@ -327,7 +348,7 @@ async function ensureStreamlinkInstalled(): Promise<boolean> {
         fs.rmSync(TOOLS_STREAMLINK_DIR, { recursive: true, force: true });
         fs.mkdirSync(TOOLS_STREAMLINK_DIR, { recursive: true });
 
-        const extractOk = extractZip(zipPath, TOOLS_STREAMLINK_DIR);
+        const extractOk = await extractZip(zipPath, TOOLS_STREAMLINK_DIR);
         try { fs.unlinkSync(zipPath); } catch { }
         if (!extractOk) return false;
 
@@ -368,7 +389,7 @@ async function ensureFfmpegInstalled(): Promise<boolean> {
         fs.rmSync(TOOLS_FFMPEG_DIR, { recursive: true, force: true });
         fs.mkdirSync(TOOLS_FFMPEG_DIR, { recursive: true });
 
-        const extractOk = extractZip(zipPath, TOOLS_FFMPEG_DIR);
+        const extractOk = await extractZip(zipPath, TOOLS_FFMPEG_DIR);
         try { fs.unlinkSync(zipPath); } catch { }
         if (!extractOk) return false;
 
@@ -1653,12 +1674,7 @@ ipcMain.handle('save-video-dialog', async (_, defaultName: string) => {
 app.whenReady().then(() => {
     refreshBundledToolPaths();
     createWindow();
-
-    void (async () => {
-        const streamlinkOk = await ensureStreamlinkInstalled();
-        const ffmpegOk = await ensureFfmpegInstalled();
-        appendDebugLog('startup-tools-check', { streamlinkOk, ffmpegOk });
-    })();
+    appendDebugLog('startup-tools-check-skipped', 'Deferred to first use');
 
     app.on('activate', () => {
         if (BrowserWindow.getAllWindows().length === 0) {
diff --git a/typescript-version/src/renderer.ts b/typescript-version/src/renderer.ts
index e33e9fe..a80b095 100644
--- a/typescript-version/src/renderer.ts
+++ b/typescript-version/src/renderer.ts
@@ -21,7 +21,7 @@ async function init(): Promise<void> {
     updateDownloadButtonState();
 
     window.api.onQueueUpdated((q: QueueItem[]) => {
-        queue = Array.isArray(q) ? q : [];
+        queue = mergeQueueState(Array.isArray(q) ? q : []);
         renderQueue();
     });
 
@@ -82,6 +82,33 @@ async function init(): Promise<void> {
     }, 2000);
 }
 
+function mergeQueueState(nextQueue: QueueItem[]): QueueItem[] {
+    const prevById = new Map(queue.map((item) => [item.id, item]));
+
+    return nextQueue.map((item) => {
+        const prev = prevById.get(item.id);
+        if (!prev) {
+            return item;
+        }
+
+        if (item.status !== 'downloading') {
+            return item;
+        }
+
+        return {
+            ...item,
+            progress: item.progress > 0 ? item.progress : prev.progress,
+            speed: item.speed || prev.speed,
+            eta: item.eta || prev.eta,
+            currentPart: item.currentPart || prev.currentPart,
+            totalParts: item.totalParts || prev.totalParts,
+            downloadedBytes: item.downloadedBytes || prev.downloadedBytes,
+            totalBytes: item.totalBytes || prev.totalBytes,
+            progressStatus: item.progressStatus || prev.progressStatus
+        };
+    });
+}
+
 function updateDownloadButtonState(): void {
     const btn = byId('btnStart');
     btn.textContent = downloading ? 'Stoppen' : 'Start';
@@ -90,7 +117,7 @@ function updateDownloadButtonState(): void {
 
 async function syncQueueAndDownloadState(): Promise<void> {
     const latestQueue = await window.api.getQueue();
-    queue = Array.isArray(latestQueue) ? latestQueue : [];
+    queue = mergeQueueState(Array.isArray(latestQueue) ? latestQueue : []);
     renderQueue();
 
     const backendDownloading = await window.api.isDownloading();