Hello! I understand that you're having trouble with your MosaLingua account not being recognized. Let's work through this together!

To help me better assist you, could you please provide a bit more detail? Specifically, are you receiving any error messages when you try to log in? Additionally, have you been able to access your account previously, or is this your first time trying to log in?

While you provide those details, here are a few initial steps we can try:

1. Check Your Login Credentials: Make sure you are using the correct email address and password associated with your MosaLingua account. Sometimes a simple typo can cause recognition issues.

2. Password Reset: If you’re uncertain about your password, you can try resetting it. Look for a “Forgot Password?” link on the login page and follow the prompts.

3. Clear App Cache: Go to your device's settings, find the MosaLingua app, and clear its cache. This can resolve temporary glitches.

4. Update the App: Ensure that the MosaLingua app is updated to the latest version available on the Google Play Store. Sometimes, outdated versions may have issues.

5. Network Connection: Check your network connection. A weak connection may hinder the app's ability to recognize your account.

Please let me know what you find out or if you've tried any of these steps already!