Whom do I contact I got charged 3 times upon updating my credit card details for my subscription?

Hello, @user85740.

I can guide you to the best available support so you'll be assisted in verifying the charges you've received.

First, we are unable to access your account information through this public forum. You can chat or schedule a callback with any of our Customer Care Team through the Help icon. An agent can take a look at the charges on your account.

Here's how: 

1. Log in to your QuickBooks Online account.
2. Go to the Help menu.
3. Click Contact Us.
4. Enter a keyword about your concern in the How can we help? field.
5. Hit Continue.
6. Choose how you'd like to connect with us:

Also, you can read through these articles to learn more about the different charges you've received from Intuit:

• What is this Intuit charge on my credit card statement?
• Charges on your credit card or bank account

Let me know if you have other questions about removing unwanted charges in your account. I'm always here to help.