It's great to have you join the Community. Sometimes it's good to have a fresh start so everything is in order. I'd be glad to give you a hand with this.
You can purge your data if your account is less than 60 days old. Please keep in mind that this process only works for QuickBooks Online Plus and Essentials. The system deletes all the data entered into the company, and you won't be able to restore or reverse it.