Let me route you to the best available support so you'd be able to request an increase in your payment limits.
Once you signed for a Merchant Services account, an average daily and monthly payment limit is assigned to you based on your banking and processing history, as well as their credit score. The moment you reach the processing limit, customers won't be able to pay online until your limit opens up again as time goes by. However, you can still get paid with cash or checks.
Since the Community page is a public forum, I'd recommend contacting our Payments Support team. They the tools to securely pull up your account and check the limit you have to get paid online. Also, they can help you process your request to increase your limits. Here's how to contact us:
I've added these articles to learn more about how you can take and process payments in QuickBooks:
Keep me posted on how your call goes by clicking the Reply button below. I'm always here to help.