Hi there! I understand you're having trouble logging into the Boditrax 2.0 app on your Windows device. To help you better, could you please tell me:

- Are you receiving any specific error message when you try to log in?
- Have you tried resetting your password, or is it not accepting your current credentials?
- Are you connected to the internet when trying to log in?
- Is this a new issue you started experiencing, or has the app never allowed you to log in?

Meanwhile, here's a general troubleshooting path for Boditrax 2.0 app login issues on your Windows environment:

1. Verify Internet Connection: Make sure your device has a stable connection since the app needs internet to authenticate.

2. Check Credentials: Double-check your username/email and password. If you're unsure about your password, you can reset it by going to the Boditrax website and choosing "Login" > "Forgot Password" to initiate a reset process3.

3. Update App: Ensure you have the latest version of Boditrax 2.0 installed. Even though your device is Windows, if you are using the app through a compatible platform, updates often improve login functionality.

4. App Cache & Data: If possible on your Windows setup, clear the app cache or data to remove any corrupted files that might block login.

5. Restart App & Device: Close and reopen the app. Then restart your device to refresh all sessions.

If you encounter server issues, sometimes they can prevent login; these are usually temporary and resolved by the service provider4.

Let me know what you observe or any error you see, and we can dig deeper if needed!