1. Check UIDs Validity:

   • Verify that your UIDs are still valid by checking expiration dates or using a UIDs checker.
   • Confirm that your UIDs are tied to your current location and country.

2. Update UIDs:

   • Ensure your UIDs are refreshed if they are expired.
   • Update them if necessary.

3. Ensure Correct Format:

   • Use the correct UID format (country code first or domain first).
   • Maintain uppercase letters throughout your UIDs.

4. Use a Different VPN:

   Consider switching to a DNS-based or HTTP-based VPN service for easier setup.

5. Contact Support:

   If the issue persists, contact GreenVPN support for assistance.

6. Check Domain/Country:

   Ensure your UIDs are still tied to your current location and country.

By following these steps, you should be able to resolve the issue with your UIDs. If problems persist, reaching out to support is recommended.