Hello there, ibarJo.
I appreciate you for keeping us updated. Allow me join this thread and provide additional clarifications about changing old checks to avoid duplicates.
At this time, we can manually change the check numbers from your Chart of Accounts individually.
Here's how:
- Go to the Accountant tab.
- Click Chart of Accounts.
- Select a bank where checks are located.
- Locate the check and manually change the check number (from 100 to 100C).
I would understand if you want to have an easier option aside from changing it individually. With that said, I'd love to share this idea to our developers for future product enhancements.
I'll be leaving you with the following resources in case you have other QuickBooks Desktop related questions:
Stay in touch with me if there's anything I can help you with. I'll be around in the Community.
