If you're experiencing issues with UnitedHealthcare not working on any items, follow these detailed steps to troubleshoot and resolve the problem:

1. Check Internet Connection: Ensure that your device has a stable internet connection. If possible, try accessing the UnitedHealthcare website or app from a different network (e.g., switching from Wi-Fi to mobile data).

2. Clear Browser Cache or App Data: If you're using a web browser, clear the cache and cookies, which can solve many website-related issues. For the app, you can remove cached data in your device settings or reinstall the app.

3. Update the App or Browser: Ensure that you are using the latest version of the UnitedHealthcare app or your web browser. Updates often include improvements and fixes for bugs.

4. Access Support: If you continue to face issues, consider contacting UnitedHealthcare support. You can call their technical support team at 1-877-844-4999, available 24/7, to get assistance with account-related problems or website functionality - learn more.

5. Check for Service Outages: Sometimes, issues might be due to temporary outages or maintenance work. You can visit the UnitedHealthcare errors page to see if there are noted outages or issues - learn more.

6. Email for Help: For persistent problems, especially if it's related to incorrect information, you can report it by emailing [email protected] - learn more.

7. Explore FAQs or Forums: Visit the frequently asked questions section to see if your issue has been addressed already. It can provide insights into common problems other members experience - learn more.

8. Use the Member Portal: If you are a provider, you can connect through the UnitedHealthcare Provider Portal which might offer additional support options - learn more.

By following these steps, you should be able to identify and address the issues you're having with UnitedHealthcare services. If the problem persists, further escalation through customer support may be necessary.