You can use the bank deposit feature to record the interest that you received, @maxc01.
First, create an interest earned account from your Chart of Accounts:
- Go to your Accounting menu, then New to create a new interest account.
- Under the Account Type column, select Other Income.
- For the Detail Type column, select Interest Earned.
- Enter the desired name, then click Save and Close.
You can now record the interest earned to the bank:
- Click the + New button and select Bank deposit.
- Under Add funds to this deposit, enter the interest earned account you've created, then add the amount.
- Click Save and close.
Here’s more information on how to record and make bank Deposits in QuickBooks Online.
Let me know if there is anything I can help you with your transactions, by leaving a comment below. Take care and have a wonderful day!