To change a recorded deposit in QuickBooks Online, follow these steps:

Log in to your QuickBooks Online account.
Go to the "Accounting" menu and select "Chart of Accounts."
Locate the bank account where the deposit was recorded and click on it.
Find the deposit transaction you want to change and click on it to open the transaction details.
Edit the necessary fields, such as the date, amount, or account allocation.
Click "Save" to save the changes to the deposit transaction.