Hi there! I’m Benjamin Carter, here to help get your Crosswords With Friends app up and running smoothly on your Kindle with Android OS 11. Could you tell me a bit more about what happens when you try to open the app? For example, does it crash immediately, freeze on the loading screen, or simply not respond?

In the meantime, let’s try some basic steps since your app won’t open:

1. Check your Internet connection: Make sure your Kindle is connected to a stable Wi-Fi network or has good mobile data. If you use Wi-Fi, try moving closer to the router to ensure a strong signal.

2. Restart your Kindle: A quick reboot can clear up many temporary glitches.

3. Force close the app and reopen it:
- Go to Settings > Apps > Crosswords With Friends
- Tap Force Stop
- Then try opening the app again.

4. Clear the app cache:
- Go to Settings > Apps > Crosswords With Friends > Storage
- Tap Clear Cache (this won’t erase your game progress but will remove temporary files).

5. Check for app updates:
- Open the Amazon Appstore or Google Play Store (whichever you use)
- Search for Crosswords With Friends and see if there is an update available. If yes, install it.

If the issue persists after these, there might be something deeper going on like corrupted app data or server-side issues. You can also try clearing the app data (Settings > Apps > Crosswords With Friends > Storage > Clear Data), but note this might require you to log back in.

Let me know which steps you’ve already tried or if you want me to guide you through any of these. I’m here to help!