How do i close the year end

Welcome to the QuickBooks Community, @ractreasury-gmai.

I'd be glad to help you close your year-end books in QuickBooks Online.

Here's how to close the books in QuickBooks Online:
 

1. In the upper-right corner, click the Company name (gear icon).
2. Select Account and Settings.
3. Go to the Advanced tab,
4. Under the Accounting section, put a checkmark in the Close the books box.
5. Enter the Closing date.
6. Set whether or not a password is needed to change closed transactions.
7. Tap Save.
8. Click Done.
    

Please check this article about managing books and passwords: Edit your Closed Books.

Need help managing your financials such as reconciliation? Check this article for a guide: Reconcile an account in QuickBooks Online. 

Fill me in if you have other concerns or questions about closing books. I am always here to help.