diff --git a/src/services/browser-adapter.ts b/src/services/browser-adapter.ts
index dc60a14..f79e21b 100644
--- a/src/services/browser-adapter.ts
+++ b/src/services/browser-adapter.ts
@@ -1,4 +1,5 @@
 // @ts-nocheck
+import fs from "node:fs";
 import { chromium, firefox } from "playwright";
 
 const visibleBrowsers = new Set();
@@ -48,8 +49,36 @@ export async function scrapePage(url, options = {}) {
 }
 
 function launchBrowser(engine, headless) {
-  const browserType = String(engine).toLowerCase() === "firefox" ? firefox : chromium;
-  return browserType.launch({ headless });
+  const normalizedEngine = String(engine).toLowerCase() === "firefox" ? "firefox" : "chromium";
+  const browserType = normalizedEngine === "firefox" ? firefox : chromium;
+  const executablePath = resolveSystemBrowser(normalizedEngine);
+  const options = {
+    headless,
+    timeout: 10_000,
+    ...(executablePath ? { executablePath } : {}),
+  };
+
+  return browserType.launch(options).catch((error) => {
+    if (normalizedEngine !== "firefox") throw error;
+
+    const chromiumPath = resolveSystemBrowser("chromium");
+    if (!chromiumPath) throw error;
+    return chromium.launch({ headless, timeout: 10_000, executablePath: chromiumPath });
+  });
+}
+
+function resolveSystemBrowser(engine) {
+  if (process.platform !== "win32") return "";
+
+  const candidates = engine === "firefox"
+    ? ["C:\\Program Files\\Mozilla Firefox\\firefox.exe", "C:\\Program Files (x86)\\Mozilla Firefox\\firefox.exe"]
+    : [
+        "C:\\Program Files\\Google\\Chrome\\Application\\chrome.exe",
+        "C:\\Program Files (x86)\\Google\\Chrome\\Application\\chrome.exe",
+        "C:\\Program Files (x86)\\Microsoft\\Edge\\Application\\msedge.exe",
+      ];
+
+  return candidates.find((candidate) => fs.existsSync(candidate)) || "";
 }
 
 export async function closeVisibleBrowsers() {