How to merge sheets into one and remove the duplicates in Excel?
If there are some sheets with same structure and some duplicates in a workbook, the job is to combine the sheets into one sheet and remove the duplicate data, how can you quickly handle it in Excel?
Merge sheets into one and remove duplicates with Copy and Paste
On the Data tab, in the Data Tools group, click Consolidate. In the Function box, click the function that you want Excel to use to consolidate the data. In each source sheet, select your data. The file path is entered in All references. You can select multiple non-adjacent worksheets with holding the Ctrl key and clicking the sheet tabs one by one. For selecting multiple adjacent worksheets, please click on the first sheet tab, hold the Shift key, and then click the last sheet tab to select them all.
In Excel, there is no built-in function can quickly merge sheets and remove duplicates, you just can copy and paste the sheet contents one by one then apply Remove Duplicates function to remove the duplicates.
1. Select the contents in Sheet1 you use, press Ctrl+C to copy the contents, then go to a new sheet to place the cursor in one cell, press Ctrl + V to paste the first part.
2. Repeat above step to copy and paste all sheet contents into one sheet.
3. Select the combined contents, click Data > Remove Duplicates.
4. In the Remove Duplicates dialog, check or uncheck My data has headers as you need, keep all columns in your selection checked.
Tip: If your headers have been repeated in the selection, uncheck My data has headers, if not, check it.
5. Click OK. A dialog pops out to remind you the number of removed items and remain items.
6. Click OK. The sheets have been combined into one with all duplicates removed.
Merge sheets into one and remove duplicates with Kutools for Excel's Combine function
If there are dozens or hundreds of sheets needed to be merged into one, manual copy and paste will be time-wasted. Fortunately, the Combine function of Kutools for Excel can quickly combine multiple sheets into one sheet.
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After installing Kutools for Excel, please do as below:（Free Download Kutools for Excel Now!)
1. Enable Excel, and click Kutools Plus > Combine, in the Combine Worksheets dialog, check Combine multiple worksheets from workbooks into one worksheet option.
2. Click Next. In the second Combine Worksheets window, click Add > File or Folder to open the Open dialog, then select the workbook you want to combine all sheets into one.
3. Then check the workbook in Workbook list pane you have added just now, go to the right section of Worksheet list pane, confirm the sheets you want to combine into one are checked.
4. Click Next, in the last step of the dialog, specify the setting of the combine sheet as you need. If you have one row header of each sheet, you just need to type 1 in the textbox of Title row number.
5. Click Finish. Select one location and give a name for the combined workbook.
7. Click Save. And after combining, a dialog pops out to remind you if open the combined workbook.
8. Click Yes to open the combined workbook, then the data have been combined into one sheet.
9. Select the combined data, click Kutools > Select > Select Duplicate & Unique Cells.
10. In the Select Duplicate & Unique Cells dialog, check Duplicates ( Except 1st one) option and Select entire rows option.
11. Click Ok > OK to close Select Duplicate & Unique Cells dialogs. Now the duplicate rows have been selected.
12. Right click at one of the selected row number, select Delete from context menu.
Now the sheets have been combined without duplicate data.
Merge two tables into one with duplicates removed and new data updated by Kutools for Excel's Tables Merge
If you have two tables needed to be combine into one, and you want to remove the duplicates and update the table with new data, you can use Kutools for Excel's Tables Merge utility.
After installing Kutools for Excel, please do as below:（Free Download Kutools for Excel Now!)
1. Select the main table you want to update with new data of other table, click Kutools Plus > Tables Merge.
2. In the popping Tables Merge dialog, select the second table in Select the lookup table section.
3. Click Next, in step 2, check the key column you use to compare two tables based on.
Excel Combine Multiple Sheets Into One Pivot Table
4. Click Next，in step 3，select the columns you will use to update the main table. In this case, I check all columns.
5. Click Next, in the step 5 (in this tutorial, there is no new column to be added, so the step 4 of the dialog has been skipped), check Add mismatched rows to the end of the main table option in Add options section, check Only update the cells when there is data in the lookup table option in Update options section.
6. Click Finish. Now the two tables are merged into the main table. You can see the main table has been updated with new data of the second table.
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