Yes, QuickBooks can assigned automatically in a sequential numerical order by enabling Custom transaction numbers. Each new entry or transaction will increment higher than the previous one.
Here's how:
- Go to the Gear icon in the upper right corner.
- Click Accounts and Settings.
- Select the Sales tab, then tap the Sales form content pencil icon
- In this section, locate the "Custom transaction numbers" option and toggle the button to enable it.
- Hit Save and then Done.

For more information on how to create journal entries, please click here: Create a journal entry in QuickBooks Online.
You can check out this article about personalizing the reports to view the transactions you have created: Customize reports in QuickBooks Online.
Feel free to reach out if you have any questions or need further assistance with other tasks in QuickBooks. We're here to help.