Hi! I see you're having trouble with the Kill Shot Bravo app not working on your Kindle device running Android 9. To help you best, could you tell me more about what exactly is happening? For example:
- Does the app fail to open at all?
- Does it crash during gameplay or freeze?
- Are there any error messages or prompts?
- Have you tried any fixes already?

Once I have a bit more detail, I can guide you step-by-step to get this resolved. Meanwhile, here are some general steps you can start with:

1. Restart your Kindle: Sometimes just a reboot clears temporary glitches.
2. Check your internet connection: Kill Shot Bravo requires a stable connection, so test if your Wi-Fi or mobile data is working.
3. Clear app cache: Go to Settings > Apps > Kill Shot Bravo > Storage > Clear Cache. This removes temporary data that might be causing issues.
4. Update the app: Make sure you have the latest version installed via the Amazon App Store or wherever you downloaded it.
5. Reinstall the app: If nothing else works, uninstall and then reinstall Kill Shot Bravo to fix corrupted files.

If you’ve tried these already or the problem is different, just let me know! I’m here to help you get back to your game.