If your LemFi transfer PIN is not working, here are the steps you can take to resolve the issue:

1. Ensure Correct PIN Usage: Double-check that you are entering the correct PIN. Sometimes a simple typo can cause a failure.

2. Check Account Status: Ensure that your LemFi account is active and not restricted or closed. If the account has issues like being suspended, your PIN may be ineffective.

3. System Communication Issues: Be aware that sometimes transfers may remain in "In-progress" status due to communication problems between banks. If this seems to be the case, the transaction may automatically resolve itself over time - learn more.

4. Reset Your PIN: If you suspect your PIN may be compromised or forgotten, contact LemFi customer support to reset it. You can typically find this option in the app or by calling their support number, which is often provided on their website - learn more.

5. Contact Customer Support: If the above steps do not resolve your issue, immediately contact LemFi customer service for assistance. They can provide personalized help and check if there are any underlying issues with your account or PIN. You can typically reach them by the support options provided in the app or website.

6. Monitor for Security Issues: If you notice any suspicious activity related to your account, report it to customer service right away to protect your funds - learn more.

By following these steps, you should be able to address the issue with your transfer PIN not working effectively.