Hi there, @RoniT. I appreciate your effort in doing all the troubleshooting steps. Let me give you an update on the issue.
The investigation INV-40910 that says: "Needs Attention", "Your customer disputed this payment." message persists after resolving the disputed payment has been closed.
The engineers closed it as this is covered in this article: Handle a rejected or failed bank transfer payment. You can follow the steps provided on that article to resolve your concern.
You can also try to perform the basic browser troubleshooting process and contact our support team.
Here's how:
- Sign in to your QuickBooks Online company.
- Go to Help.
- Select Contact Us.
- Enter your concern, then select Let's talk.
- Choose a way to connect with us:
- Start a chat with a support expert.
- Get a callback from the next available expert.
- Ask the community to get help from businesses like yours.
For future reference, you can visit our QuickBooks Payments Articles hub to learn more about managing your Payments account.
Please let me know if I answered your concern or if you need more help. I'll be happy to assist you at any time!