Go to the Gear icon, then click Account and Settings.
Select the Billing and subscription tab.
In the QuickBooks section, select Cancel subscription or Cancel your trial.
Click Continue to cancel, then select the Continue to cancel button (if it shows on your screen).
Follow the next steps, then choose to Submit and cancel subscription.
Click Got it.
Once you're done, we'll send the account administrator an email that confirms we canceled your subscription. For more detailed steps about this process check out this article: Cancel your QuickBooks Online subscription.
Keep me posted if you have any other questions or clarifications. I'm here to lend a hand. Take care and have a good one