Hi! I see your NBA 2K app is not working. Could you tell me a bit more about what exactly is happening? For example, is the app crashing, not opening at all, failing to log in, or something else? That way I can help you better.

Meanwhile, here is a general step-by-step approach to try on your Android (WebKit browser environment, Android 10):

1. Restart your device: Sometimes a quick reboot clears temporary glitches.

2. Check internet connection: Make sure you have a stable connection (Wi-Fi or cellular data).

3. Clear cache and data of the NBA 2K app:
- Go to Settings > Apps > NBA 2K
- Tap Storage
- Tap Clear Cache and Clear Data

4. Update or reinstall the app: Visit your app store and check for updates. If none, try uninstalling and reinstalling.

5. Check NBA 2K server status: Sometimes server outages prevent app access. You can check here: https://nba.2k.com/server-status/

6. If the problems are login-related, try resetting your 2K authentication on their official website using the same account you use in the app.

7. For issues with loading specific modes like MyCAREER or MyTEAM, closing the app multiple times or reinstalling often helps.

If you tried any of these steps already, please let me know which ones, and if you can describe what happens when you try to open or use the app. That way I can provide more specific help or advanced troubleshooting.

Are you able to share any error messages or behaviors you're seeing?