diff --git a/src-tauri/src/auto_updater.rs b/src-tauri/src/auto_updater.rs
index 7c104f0..0272cfd 100644
--- a/src-tauri/src/auto_updater.rs
+++ b/src-tauri/src/auto_updater.rs
@@ -45,15 +45,6 @@ impl AutoUpdater {
   pub async fn check_for_updates(
     &self,
   ) -> Result<Vec<UpdateNotification>, Box<dyn std::error::Error + Send + Sync>> {
-    // Check if auto-updates are enabled
-    let settings = self
-      .settings_manager
-      .load_settings()
-      .map_err(|e| format!("Failed to load settings: {e}"))?;
-    if !settings.auto_updates_enabled {
-      return Ok(Vec::new());
-    }
-
     let mut notifications = Vec::new();
     let mut browser_versions: HashMap<String, Vec<BrowserVersionInfo>> = HashMap::new();
 
diff --git a/src-tauri/src/browser_runner.rs b/src-tauri/src/browser_runner.rs
index 394ca7f..2fd735c 100644
--- a/src-tauri/src/browser_runner.rs
+++ b/src-tauri/src/browser_runner.rs
@@ -2618,6 +2618,26 @@ pub async fn download_browser(
   Ok(version)
 }
 
+#[tauri::command]
+pub fn is_browser_downloaded(browser_str: String, version: String) -> bool {
+  if let Ok(registry) = DownloadedBrowsersRegistry::load() {
+    if registry.is_browser_downloaded(&browser_str, &version) {
+      return true;
+    }
+  }
+  let browser_type = BrowserType::from_str(&browser_str).expect("Invalid browser type");
+  let browser_runner = BrowserRunner::new();
+  let browser = create_browser(browser_type.clone());
+  let binaries_dir = browser_runner.get_binaries_dir();
+  browser.is_version_downloaded(&version, &binaries_dir)
+}
+
+#[tauri::command]
+pub fn check_browser_exists(browser_str: String, version: String) -> bool {
+  // This is an alias for is_browser_downloaded to provide clearer semantics for auto-updates
+  is_browser_downloaded(browser_str, version)
+}
+
 #[tauri::command]
 pub async fn kill_browser_profile(
   app_handle: tauri::AppHandle,
diff --git a/src-tauri/src/settings_manager.rs b/src-tauri/src/settings_manager.rs
index a6dbd35..2e89301 100644
--- a/src-tauri/src/settings_manager.rs
+++ b/src-tauri/src/settings_manager.rs
@@ -25,11 +25,11 @@ impl Default for TableSortingSettings {
 pub struct AppSettings {
   #[serde(default)]
   pub set_as_default_browser: bool,
-  #[serde(default = "default_show_settings_on_startup")]
+  #[serde(default)]
   pub show_settings_on_startup: bool,
   #[serde(default = "default_theme")]
   pub theme: String, // "light", "dark", or "system"
-  #[serde(default = "default_auto_delete_unused_binaries")]
+  #[serde(default)]
   pub auto_delete_unused_binaries: bool,
 }