diff --git a/src/components/Settings/PWASettings.tsx b/src/components/Settings/PWASettings.tsx
index 7308294b..6b533630 100644
--- a/src/components/Settings/PWASettings.tsx
+++ b/src/components/Settings/PWASettings.tsx
@@ -190,7 +190,7 @@ const PWASettings: React.FC<PWASettingsProps> = ({ settings, onUpdate, onClose }
               onClick={handleInstall}
               className="zap-preset-btn"
               style={{ display: 'flex', alignItems: 'center', gap: '0.5rem' }}
-              disabled={isInstalled}
+              disabled={isInstalled || !isInstallable}
             >
               <FontAwesomeIcon icon={isInstalled ? faCheckCircle : faDownload} />
               {isInstalled ? 'Installed' : 'Install App'}
diff --git a/src/hooks/usePWAInstall.ts b/src/hooks/usePWAInstall.ts
index 1c5eec87..ee101fb5 100644
--- a/src/hooks/usePWAInstall.ts
+++ b/src/hooks/usePWAInstall.ts
@@ -7,8 +7,7 @@ interface BeforeInstallPromptEvent extends Event {
 
 export function usePWAInstall() {
   const [deferredPrompt, setDeferredPrompt] = useState<BeforeInstallPromptEvent | null>(null)
-  // TODO: Remove this - temporarily always showing for testing/styling
-  const [isInstallable, setIsInstallable] = useState(true)
+  const [isInstallable, setIsInstallable] = useState(false)
   const [isInstalled, setIsInstalled] = useState(false)
 
   useEffect(() => {