diff --git a/components/SuperDebugPanel.tsx b/components/SuperDebugPanel.tsx
index 6d5c54b..6cfebe5 100644
--- a/components/SuperDebugPanel.tsx
+++ b/components/SuperDebugPanel.tsx
@@ -236,6 +236,7 @@ export function SuperDebugPanel({
     idRef.current = 0;
 
     const baseUrl = buildUrl();
+    const portNum = port.trim() ? parseInt(port, 10) : undefined;
     const controller = new AbortController();
     abortRef.current = controller;
     setRunning(true);
@@ -312,7 +313,7 @@ export function SuperDebugPanel({
           const loginBody = await loginResp.text();
           const bodyTrimmed = loginBody.trim();
 
-          if (bodyTrimmed === 'Ok.' || bodyTrimmed === 'Ok') {
+          if (bodyTrimmed === 'Ok.' || bodyTrimmed === 'Ok' || loginResp.status === 204) {
             addEntry('LOGIN', `Login successful — "${bodyTrimmed}" (HTTP ${loginResp.status}, ${loginLatency}ms)`, 'success');
           } else if (bodyTrimmed === 'Fails.' || bodyTrimmed === 'Fails') {
             addEntry('LOGIN', `Login REJECTED — "${bodyTrimmed}" (HTTP ${loginResp.status}, ${loginLatency}ms)`, 'error');
@@ -349,9 +350,11 @@ export function SuperDebugPanel({
             loginResp.headers.get('SET-COOKIE');
 
           if (setCookieHeader) {
-            const sidMatch = setCookieHeader.match(/SID=([^;]+)/i);
+            // regex handles SID with and without the port info
+            const re = new RegExp(`SID?(?:_${portNum})=([^;]+)`, 'i');
+            const sidMatch = setCookieHeader.match(re);
             if (sidMatch) {
-              sidCookie = `SID=${sidMatch[1]}`;
+              sidCookie = `QBT_SID_${portNum}=${sidMatch[1]}`;
               const truncated = sidMatch[1].length > 12
                 ? sidMatch[1].substring(0, 12) + '...'
                 : sidMatch[1];
diff --git a/services/api/auth.ts b/services/api/auth.ts
index f63e653..ac8da7e 100644
--- a/services/api/auth.ts
+++ b/services/api/auth.ts
@@ -15,26 +15,25 @@ export const authApi = {
       // Clear any existing cookies before login
       apiClient.clearCookies();
       clogInfo('AUTH', `Login attempt for user "${username}"`);
-      
-      const response = await apiClient.postUrlEncoded(`/api/${API_VERSION}/auth/login`, {
+      const [response, responseStatus] = await apiClient.postUrlEncoded(`/api/${API_VERSION}/auth/login`, {
         username,
         password,
       }, signal);
-      
+
       // Check if cookies were set after login
       const cookies = apiClient.getCookies();
-      
       const responsePreview = typeof response === 'string' ? response.substring(0, 50) : 'non-string response';
       console.log('[Auth] Login response:', responsePreview);
+      console.log('[Auth] Login response status:', responseStatus);
       console.log('[Auth] Cookies received:', cookies ? 'Yes (' + cookies.length + ' chars)' : 'No');
 
-      clogDebug('AUTH', `Response: "${responsePreview}" | Cookies: ${cookies ? 'Yes (' + cookies.length + ' chars)' : 'No'}`);
-      
+      clogDebug('AUTH', `Response [${responseStatus}]: "${responsePreview}" | Cookies: ${cookies ? 'Yes (' + cookies.length + ' chars)' : 'No'}`);
+
       // qBittorrent returns 'Ok.' on success, 'Fails.' on failure
+      // on  newer API versions the response data is empty and success is indicated with a 204 status code
       // Handle both string and trimmed string responses
       const responseStr = typeof response === 'string' ? response.trim() : String(response).trim();
-      
-      if (responseStr === 'Ok.' || responseStr === 'Ok') {
+      if (responseStr === 'Ok.' || responseStr === 'Ok' || responseStatus === 204) {
         // Successful login - verify we have session cookies
         if (!cookies || cookies.length === 0) {
           console.warn('[Auth] Warning: Login succeeded but no cookies received. This may cause issues with qBittorrent 5.x');
@@ -43,7 +42,7 @@ export const authApi = {
         clogInfo('AUTH', 'Login successful');
         return { status: 'Ok' };
       }
-      
+
       console.warn('[Auth] Login failed with response:', responseStr);
       clogWarn('AUTH', `Login failed — server responded: "${responseStr}"`);
       return { status: 'Fails' };
@@ -60,15 +59,15 @@ export const authApi = {
       const statusHint = axiosErr?.response?.status ? ` (HTTP ${axiosErr.response.status})` : '';
       console.warn('[Auth] Login error:', message, statusHint);
       clogError('AUTH', `Login error: ${message}${statusHint}`);
-      
+
       if (message.includes('timeout') || message.includes('Connection') || message.includes('Network')) {
         throw error;
       }
-      
+
       if (axiosErr?.response?.status === 403) {
         throw new Error('Authentication failed. Please check your username and password.');
       }
-      
+
       return { status: 'Fails' };
     }
   },
diff --git a/services/api/client.ts b/services/api/client.ts
index 859c53f..a07cf09 100644
--- a/services/api/client.ts
+++ b/services/api/client.ts
@@ -225,7 +225,7 @@ class ApiClient {
 
     // Let the interceptor handle headers (it already sets Content-Type) and baseURL
     const response = await this.client.post(url, body, { signal });
-    return response.data;
+    return [response.data, response.status];
   }
 
   private isRetriableError(error: unknown): boolean {
diff --git a/services/api/torrents.ts b/services/api/torrents.ts
index 5a68dc6..510db06 100644
--- a/services/api/torrents.ts
+++ b/services/api/torrents.ts
@@ -45,11 +45,11 @@ export const torrentsApi = {
     if (hashes && hashes.length > 0) params.hashes = hashes.join('|');
 
     const response = await apiClient.get(`/api/${API_VERSION}/torrents/info`, params);
-    
+
     if (Array.isArray(response)) {
       return response as TorrentInfo[];
     }
-    
+
     return [];
   },
 
@@ -108,7 +108,7 @@ export const torrentsApi = {
   async pauseTorrents(hashes: string[]): Promise<void> {
     const hashString = hashes.join('|');
     try {
-      const response = await apiClient.postUrlEncoded(`/api/${API_VERSION}/torrents/stop`, {
+      const [response, responseStatus] = await apiClient.postUrlEncoded(`/api/${API_VERSION}/torrents/stop`, {
         hashes: hashString,
       });
       // console.log('Pause response:', response);
@@ -131,7 +131,7 @@ export const torrentsApi = {
   async resumeTorrents(hashes: string[]): Promise<void> {
     const hashString = hashes.join('|');
     try {
-      const response = await apiClient.postUrlEncoded(`/api/${API_VERSION}/torrents/start`, {
+      const [response, responseStatus] = await apiClient.postUrlEncoded(`/api/${API_VERSION}/torrents/start`, {
         hashes: hashString,
       });
     } catch (error: unknown) {
@@ -199,7 +199,7 @@ export const torrentsApi = {
     }
   ): Promise<void> {
     const formData = new FormData();
-    
+
     if (Array.isArray(urls)) {
       urls.forEach((url) => {
         formData.append('urls', url);
@@ -274,7 +274,7 @@ export const torrentsApi = {
     }
   ): Promise<void> {
     const formData = new FormData();
-    
+
     // Add the torrent file
     // @ts-expect-error React Native FormData accepts { uri, type, name } objects for file uploads
     formData.append('torrents', {