Can I check for duplicates on closed records using the Find Duplicates module?

Yes, you can.
The Find Duplicates module helps you identify duplicate records in the CRM. You can include closed records while doing a duplicate check in the module.

Follow these steps to include closed records for a duplicate check in Find Duplicates:

1. Log in to your CRM account.
2. Click the Main Menu.
3. Go to Tools.
4. Select Find Duplicates.
5. Select a module and a field for the duplicate check.
6. Enable the Check closed records also for duplicates checkbox.
7. Click Search.