Hi there, Killis.
The process provided by FishingForAnswers is helpful, and you might consider following them. You can also review your bank register to identify the account associated with the check. I'll outline the steps below for further guidance.
To edit the check, please follow these steps:
- On the menu bar, click on the Edit button.
- Select Use Register.
- Choose the account where the check was assigned.
- Then, click OK. Locate the check and double-click it.
- Edit the date of the check.
- Click the Printer icon to print it.

Feel free to refer to this article for guidance in editing your checks in QuickBooks Desktop (QBDT).
For future reference, consult this article on creating rules to categorize transactions in QBDT. This feature will help you categorize automatically, saving time and reducing errors in your financial records.
Should you have any questions or need help managing your checks. Don't hesitate to reach out. Your success with QuickBooks matters to us, and I'm here to support you every step of the way!