Hello! I'm here to help you with your issue regarding signing in to Netflix on your MXQ TV Box. When you say you are unable to sign in, are you receiving any error messages?
Here are a few steps you can try to resolve the issue:
1. Check your internet connection: Make sure your MXQ TV Box is connected to the internet and that the connection is stable.
2. Restart your MXQ TV Box: Sometimes a simple restart can resolve many issues. Try turning off your TV Box, unplugging it from the power source, waiting for a few minutes, and then plugging it back in.
3. Clear Netflix app data: Go to the settings of your MXQ TV Box, find the Netflix app, and clear its data. This will reset the app and might help you sign in again.
4. Update Netflix app: Make sure you have the latest version of the Netflix app installed on your MXQ TV Box. You can check for updates in the Google Play Store.
5. Check your Netflix account: Ensure that your Netflix account is in good standing and that your login credentials are correct.
If none of these steps work, please provide more details about the issue you are facing so I can assist you further.