Hi there! I understand you're having trouble entering or accessing rewards in the Nielsen app. To help you better, could you please clarify a bit more? For example, are you unable to see the rewards section at all, is the app not loading that part, or are you having trouble redeeming or registering rewards? Any additional details will help me guide you more specifically.

Meanwhile, here are some general steps you can try to troubleshoot entering rewards in the Nielsen app on your Windows device:

1. Check your login status: Make sure you are logged in with the correct Nielsen account associated with your rewards. Sometimes logging out and logging back in can refresh the account data.

2. Clear the app cache and data: Since you are on Windows with WebKit browser, consider clearing your browser cache and cookies, as these might affect app-like web services. In your browser settings, clear cached images and files.

3. Ensure your app or browser version is updated: Sometimes an outdated app or browser can cause features like rewards to fail loading.

4. Verify registration completion: If you haven't fully completed the Nielsen registration or profile setup, the rewards system may not activate for you.

5. Try another browser or device: If possible, try accessing the rewards section from a different browser or device to check if the issue is device-specific.

6. Check your network connection: A stable network is required for the rewards section to load properly.

If you’ve tried these and still can’t enter rewards, please let me know what exactly happens when you try—any error messages or what part gets stuck—and I can guide you further. We can also look into resetting registration keys or reviewing your account status.

For official help or to submit a help request directly to Nielsen, you can also visit their rewards help page at https://computermobilepanelrewards.nielsen.com/help/ 1.

Does this sound like a good start? Let me know how it goes!