Thank you for posting here in the Community. I'd be glad to assist you with your concern about downgrading your QuickBooks account.
You have the option to downgrade your subscription within your QuickBooks account.
Here are the steps:
Before downgrading, I recommend visiting the article for more insight on this: Downgrading your subscription.
If you still want a Support Specialist to reach out to you, you can request a callback by following these steps:
Please keep in touch with me here should you need any further assistance with downgrading subscriptions. The Community always has your back.