When using Remove Duplicates, the most common questions are about recovery, deletion scope, and preparation; this FAQ covers 3 common questions and practical answers.
FAQ
How can I recover data after removing duplicates?
- If the result does not match your expectation, use Undo immediately after the deletion.
- Return to the worksheet state before duplicate removal.
- Check which data should be kept, then run Remove Duplicates again if needed.
Does removing duplicates delete the whole row?
- Review the repeated records in the current worksheet before you confirm deletion.
- After duplicate removal, the remaining data stays in the worksheet as the result set.
- If the result is not correct, undo the action and check the data again.
Why is it recommended to back up data before using Remove Duplicates?
- Duplicate removal directly changes the current worksheet data.
- A backup makes it easier to compare the sheet before and after cleanup.
- If you need to restore original records or verify the result again, the backup is easier to use.
Glossary
| Term | Definition |
|---|---|
| Duplicate item | A data record in a worksheet that is the same as another record or is identified as repeated by the app. |
| Deduplication | The process of detecting and deleting repeated data so the worksheet becomes cleaner. |
| Undo | An editing action that returns the worksheet to the previous step. |